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Look up rotor in Wiktionary, the free dictionary. Rotor may refer to: Rotor (electric), the non-stationary part of an alternator or electric motor, operating...

rotorcraft in which lift and thrust are supplied by horizontally spinning rotors. This allows the helicopter to take off and land vertically, to hover, and...

the armature on the rotor, but these may be reversed. The rotor is the moving part that delivers the mechanical power. The rotor typically holds conductors...

ROTOR was an elaborate air defence radar system built by the British Government in the early 1950s to counter possible attack by Soviet bombers. To get...

of several rotor blades mounted on a single mast is referred to as a rotor. Rotorcraft generally include aircraft where one or more rotors provide lift...

On a helicopter, the main rotor or rotor system is the combination of several rotary wings (rotor blades) with a control system, that generates the aerodynamic...

A rotor ship is a type of ship designed to use the Magnus effect for propulsion. The ship is propelled, at least in part, by large powered vertical rotors...

A Flettner rotor is a right circular cylinder with disc end plates which is spun along its long axis. As air passes across it the Magnus effect causes...

plaintext. The rotor mechanism changes the electrical connections between the keys and the lights with each keypress. In essence, the rotor's motion means...

In rotordynamics, the rigid rotor is a mechanical model of rotating systems. An arbitrary rigid rotor is a 3-dimensional rigid object, such as a top....

rotorcraft that generates lift and propulsion by way of one or more powered rotors (sometimes called proprotors) mounted on rotating shafts or nacelles usually...

A tandem-rotor aircraft is an aircraft with two large helicopter rotor assemblies mounted one in front of the other in the horizontal plane. This configuration...

Paschke. The Wankel engine's rotor is similar in shape to a Reuleaux triangle, with the sides having less curvature. The rotor spins inside a figure-eight-like...

The rotor is a moving component of an electromagnetic system in the electric motor, electric generator, or alternator. Its rotation is due to the interaction...

The tail rotor is a smaller rotor mounted vertically or near-vertically at the tail of a traditional single-rotor helicopter, where it rotates to generate...

Ultra. The Enigma machines were a family of portable cipher machines with rotor scramblers. Good operating procedures, properly enforced, would have made...

generator. A turbine is a turbomachine with at least one moving part called a rotor assembly, which is a shaft or drum with blades attached. Moving fluid acts...

A coaxial-rotor aircraft is an aircraft whose rotors are mounted on concentric shafts with the same axis of rotation but turn in opposite directions (contra-rotating)...

about the rotors of the Enigma machine. Understanding the way the machine encrypts requires taking into account the current position of each rotor, the ring...

A transverse-rotor aircraft is an aircraft with two large horizontal rotor assemblies mounted side by side. Single-rotor helicopters (unicopters) need...

R.O.T.O.R. (also known as Blue Steel and R.O.T.O.R.: Police Force) is a 1987 American science fiction action film starring Richard Gesswein, Jayne Smith...

asynchronous motor is an AC electric motor in which the electric current in the rotor that produces torque is obtained by electromagnetic induction from the magnetic...

A squirrel-cage rotor is the rotating part of the common squirrel-cage induction motor. It consists of a cylinder of steel laminations, with aluminum...

The RotorWay Helicopter Manufacturing Company, formerly called RotorWay International, was a manufacturer of kit helicopters located in Chandler, Arizona...

The Rotor is an amusement ride designed and patented by German engineer Ernst Hoffmeister in 1948. The ride was first demonstrated at Oktoberfest 1949...

intermeshing-rotor helicopter (or synchropter) is a helicopter with a set of two main rotors turning in opposite directions, with each rotor mast mounted...

the stator rotating magnetic field and the rotor shaft speed called slip to induce rotor current in the rotor AC winding. As a result, the induction motor...

The BERP rotor blade design was developed under the British Experimental Rotor Programme. The initial BERP rotor blades were developed in the late 1970s...

rotorcraft that uses an unpowered rotor in free autorotation to develop lift. A gyroplane "means a rotorcraft whose rotors are not engine-driven, except for...

rotor can refer to the following kinds of aircraft, all of which have two rotors arranged in various ways: Coaxial-rotor aircraft Intermeshing-rotor helicopter...

A rotor wing is a lifting rotor or wing which spins to provide aerodynamic lift. In general, a rotor may spin about an axis which is aligned substantially...

for rotors, and electromagnets for stators. The stator creates a magnetic field that rotates in time with the oscillations of the current. The rotor turns...

"fast" rotor advances one position, which causes the encipherment to change. In addition, once per rotation, the right-hand rotor causes the middle rotor to...

SC Rotor Volgograd (Russian: СK Ротор) is a Russian professional football club from the large city of Volgograd, Volgograd Oblast (formerly Stalingrad)...

A rotor is an object in the geometric algebra (also called Clifford algebra) of a vector space that represents a rotation about the origin. More precisely...

rotor kite or gyrokite is an unpowered, rotary-wing aircraft. Like an autogyro or helicopter, it relies on lift created by one or more sets of rotors...

The slowed rotor principle is used in the design of some helicopters. On a conventional helicopter the rotational speed of the rotor is constant; reducing...

In cryptography, a rotor machine is an electro-mechanical stream cipher device used for encrypting and decrypting messages. Rotor machines were the cryptographic...

flight control system transmit mechanically to the rotor, producing aerodynamic effects on the rotor blades that make the helicopter move in a desired...

Rotor syndrome (also known as Rotor type hyperbilirubinemia) is a rare cause of mixed direct (conjugated) and indirect (unconjugated) hyperbilirubinemia...

of the rotor axis and the resultant magnetic field axis is fixed. The angle between the two is known as the power angle, torque angle, or rotor angle....

A tip jet is a jet nozzle at the tip of some helicopter rotor blades, used to spin the rotor, much like a Catherine wheel firework. Tip jets replace the...

in which the main rotor system of a helicopter or other rotary-wing aircraft turns by the action of air moving up through the rotor, as with an autogyro...

relatively low disk loading are typically called rotors, including helicopter main rotors and tail rotors; propellers typically have a higher disk loading...

Rotor solidity is a dimensionless quantity used in design and analysis of rotorcraft, propellers and wind turbines. Rotor solidity is a function of the...

outrunners (the stator is surrounded by the rotor), inrunners (the rotor is surrounded by the stator), or axial (the rotor and stator are flat and parallel). The...

Rotor Technologies is an unmanned aerial vehicle company founded by Hector Xu and based in Nashua, New Hampshire. In 2024, the company began producing...

Arturo Belleza Rotor (June 7, 1907 – April 9, 1988) was a Filipino medical doctor, civil servant, musician, and writer. Rotor was born in the Philippines...

"Loss of tail rotor effectiveness" shall not be taken literally. It has been used in the early 1980s by the US Army to designate unanticipated yaw of...

A wound-rotor motor, also known as slip ring-rotor motor, is a type of induction motor where the rotor windings are connected through slip rings to external...

A dual-rotor motor is a motor having two rotors within the same motor housing. This rotor arrangement can increase power volume density, efficiency, and...

A blocked rotor test is conducted on an induction motor. It is also known as short-circuit test (because it is the mechanical analogy of a transformer...

Emma Adela Unson Rotor (May 18, 1913 – September 6, 1998) was a Filipino-American physicist and mathematician whose pioneering work during World War II...

International RISE ("Revolutionary Innovation for Sustainable Engines") is an open rotor engine currently under development by CFM International, a 50–50 joint venture...

wound rotor induction motors with multiphase winding sets on the rotor and stator, respectively, which were invented by Nikola Tesla in 1888, the rotor winding...

that may arise in helicopter flight, when a vortex ring system engulfs the rotor, causing severe loss of lift. Often the term settling with power is used...

A propfan, also called a propjet, an open rotor engine, or an open fan engine, is an aircraft engine combining features of turbofans and turboprops. It...

2020s with a fenestron replacing the traditional tail rotor, followed later by a 5-blade main rotor head. The H145 is a twin-engine aircraft and can carry...

A gyrodyne is a type of VTOL aircraft with a helicopter rotor-like system that needs to be driven by its engine only for takeoff and landing, and includes...

62 ROTOR(S) -00 General -10 Rotor blades -20 Rotor head(s) -30 Rotor Shaft(s)/Swashplate Assies -40 Indicating 63 ROTOR DRIVE(S) -00 General -10 Engine/Gearbox...

Boeing X-50A Dragonfly, formerly known as the Canard Rotor/Wing Demonstrator, was a VTOL rotor wing experimental unmanned aerial vehicle that was developed...

Rotordynamics (or rotor dynamics) is a specialized branch of applied mechanics concerned with the behavior and diagnosis of rotating structures. It is...

more than two lift-generating rotors separated horizontally. An advantage of multirotor aircraft is the simpler rotor mechanics required for flight control...

The Bell Boeing Quad TiltRotor (QTR) is a proposed four-rotor derivative of the Bell Boeing V-22 Osprey developed jointly by Bell Helicopter and Boeing...

The main rotor retaining nut or mast nut, often colloquially referred to as the Jesus nut, holds the main rotor to the mast of some helicopters. The related...

geometric size in terms of radius (rotor center to tip distance, also the median stator radius) and depth (rotor thickness), and offset (crank throw...

intention to develop a turbine-type rotor similar to the Flettner rotor, but self-rotating. He experimented with his rotor on various small rowing craft on...

NOTAR ("no tail rotor") is a helicopter system which avoids the use of a tail rotor. It was developed by McDonnell Douglas Helicopter Systems (through...

tail rotor it replaces, a Fenestron counteracts the torque generated by the main rotor. However, it differs from a conventional open tail rotor by being...

quantum rotor model is a mathematical model for a quantum system. It can be visualized as an array of rotating electrons which behave as rigid rotors that...

distributor consists of a rotating arm ('rotor') that is attached to the top of a rotating 'distributor shaft'. The rotor constantly receives high-voltage electricity...

Flapback or blowback is the tilting of a helicopter rotor disc, usually aft (backwards), which occurs in several circumstances. In normal operating circumstances...

via the helicopter flight controls into motion of the main rotor blades. Because the main rotor blades are spinning, the swashplate is used to transmit three...

Shared Source Common Language Infrastructure (SSCLI), previously codenamed Rotor, is Microsoft's shared source implementation of the CLI, the core of .NET...

FC Rotor Bishkek was a Kyrgyzstani football club based in Bishkek, that played in the top domestic division, the Kyrgyzstan League. Founded as Torpedo...

(case) rather than the rotor. This simplifies mechanical design because power does not have to be delivered to the moving rotor, which eliminates the need...

motor that induces non-permanent magnetic poles on the ferromagnetic rotor. The rotor does not have any windings. It generates torque through magnetic reluctance...

derived from "generated rotor." A gerotor unit consists of an inner and an outer rotor. The inner rotor has n teeth, while the outer rotor has n + 1 teeth, with...

Rotor is a thrash metal music band from Jakarta that was formed in 1991 and fronted by Irvan Sembiring. This band's name skyrocketed even more after successfully...

rightmost rotor in the German Enigma by exploiting the different turnover positions. For the Poles, learning the rightmost rotor reduced the rotor-order search...

rotor: R = Isentropic enthalpy change in rotor Isentropic enthalpy change in stage {\displaystyle R={\frac {\text{Isentropic enthalpy change in rotor}}{\text{Isentropic...

and features three up-rated 7,500 shp (5,590 kW) engines, new composite rotor blades, and a wider aircraft cabin than its predecessors. It is the largest...

and a rotor, which rotates within it. The magnetic field lines pass in a continuous loop or magnetic circuit from the stator through the rotor and back...

guided-rotor compressor (GRC) is a positive-displacement rotary gas compressor. The compression volume is defined by the trochoidally rotating rotor mounted...

A Flettner airplane is a type of rotor airplane which uses a Flettner rotor to provide lift. The rotor comprises a spinning cylinder with circular end...

an electric motor. The primary winding of the transformer, fixed to the rotor, is excited by an alternating current, which by electromagnetic induction...

were on 24-metre (79 ft) towers with four-bladed 23-metre (75 ft) diameter rotors. By 1908, there were 72 wind-driven electric generators operating in the...

three-bladed upwind horizontal-axis wind turbine (HAWT), where the turbine rotor is at the front of the nacelle and facing the wind upstream of its supporting...

The Flettner rotor bomblet was a U.S. biological sub-munition that was never mass-produced. Based on the vertical Flettner rotor which takes advantage...

and artist, associated with the cyberpunk aesthetic. He is the creator of Rotor, a clothing company. Vanco was born in Columbus, Ohio, in the United States...

an experimental Sikorsky Aircraft compound helicopter developed as the Rotor Systems Research Aircraft (RSRA) for the National Aeronautics and Space...

accomplishment was the invention in 1920 of a rotorcraft called Autogiro, a single-rotor type of aircraft that came to be called autogyro in the English language...

single-engined helicopter with a semi-rigid two-bladed main rotor, a two-bladed tail rotor and a skid landing gear. It has an enclosed cabin with two rows...

condition in helicopters and other rotary wing aircraft, where the retreating rotor blade has a lower relative blade speed, combined with an increased angle...

sails, kites or rotors and ride on wheels—which may be linked to a wind-powered rotor—or runners. Whether powered by sail, kite or rotor, these vehicles...

design that used a tapering tail cone and pressurized air to suppress main rotor torque. Venzie left the firm in 1943. The PV-2 (NX-37061) was a more conventional...

attack helicopter. Lockheed designed the Cheyenne using a four-blade rigid-rotor system and configured the aircraft as a compound helicopter with low-mounted...

to induction motors, which assumes that stator input voltage, rotor resistance and rotor reactance are constant and stator resistance and core loss are...

disk), also known as an integrally bladed rotor (IBR), is a turbomachinery component consisting of a rotor disk and blades made as a single part instead...

A CMG consists of a spinning rotor and one or more motorized gimbals that tilt the rotor’s angular momentum. As the rotor tilts, the changing angular momentum...

quadrocopter, or quadrotor is a type of helicopter or multicopter that has four rotors. Although quadrotor helicopters and convertiplanes have long been flown...

opposite sides of the rotor disc. It is a phenomenon that affects single-rotor helicopters and autogyros in forward flight. A rotor blade that is moving...

propeller or helicopter rotor, by W.J.M. Rankine (1865), Alfred George Greenhill (1888) and Robert Edmund Froude (1889). The rotor is modeled as an infinitely...

such as jackhammers and impact wrenches. For smaller rotor sizes the inherent leakage in the rotors becomes much more significant, leading to this type...

turn in one direction, which depends on the geometry of its stator. The rotor is a permanent magnet. In a clock, a circuit generates the bipolar pulse...

the helicopter's tail-rotor was still above it, the metal lid on top of the mortar striking the tail-rotor, causing the rotor to fail and detach from...

calipers to squeeze pairs of pads against a disc (sometimes called a [brake] rotor) to create friction. There are two basic types of brake pad friction mechanisms:...

A pressure wave supercharger (also known as a wave rotor) is a type of supercharger technology that harnesses the pressure waves produced by an internal...

The RotorWay Exec is a family of American two-bladed, skid-equipped, two-seat kit helicopters, manufactured by RotorWay International of Chandler, Arizona...

The Hebern Rotor Machine was an electro-mechanical encryption machine built by combining the mechanical parts of a standard typewriter with the electrical...

Ground resonance is an imbalance in the rotation of a helicopter rotor when the blades become bunched up on one side of their rotational plane and cause...

adding a third engine, adding a seventh blade to the main rotor, and canting the tail rotor 20°. It was built by Sikorsky Aircraft for the United States...

The RotorWay Scorpion is a family of helicopters manufactured by RotorWay International. Derived from an original design by B.J. Schramm, the Schramm Javelin...

The Super Rotor AC.4 Andorinha ("Swallow") was a sport autogyro first produced in Brazil in the 1960s. The prototype was built by Altair Coelho and flown...

rotorcraft with powered rotors, such as helicopters, turn by adjusting the pitch of the rotor cyclically, so that the rotors on one side produce more...

An antenna rotator (or antenna rotor) is a device used to change the orientation, within the horizontal plane, of a directional antenna. Most antenna...

the pump, of a sequence of small, fixed shape, discrete cavities, as its rotor is turned. This leads to the volumetric flow rate being proportional to...

rotor configuration. The stopped rotor type has a separate system for forward thrust. It takes off like a helicopter but for forward flight the rotor...

The Rotor Flight Dynamics Dominator is an American autogyro designed by Ernie Boyette of Rotor Flight Dynamics of Wimauma, Florida, and made available...

transmission, rotor mast, main rotor blades, tail rotor driveshaft, and the 42-degree and 90-degree gearboxes of the tail rotor. The main rotor transmission...

Technology Breakthrough: Counter-Rotating Mono-Tilt-Rotor (MTR) architecture Unique co-axial rotor configuration, Electronically controlled blade, Unified...

fly-by-wire controls. Early features alluded to include Blue Edge active tracking rotor blades, advanced pilot assistance functionality, and reduced vibration to...

mountain range, is generated around the first trough; this is called a rotor. The strongest lee waves are produced when the lapse rate shows a stable...

Sikorsky S-70 helicopter and has similar parts, such as flight control and rotor systems. The H-92 Superhawk is a military version of the S-92 in the utility...

energy between a rotor and a fluid, including both turbines and compressors. While a turbine transfers energy from a fluid to a rotor, a compressor transfers...

input. This displacement occurs in the direction of rotor rotation. Phase lag may vary depending on rotor tilt rate, ratio of aerodynamic damping to blade...

micro R/C helicopter prototypes based on a dual coaxial counter-rotating rotor concept developed and patented by Norwegian Petter Muren. The concept differs...

The RotorWay A600 Talon turbo is an American helicopter, designed and produced by RotorWay International of Chandler, Arizona. The aircraft is supplied...

from this action actually emanates from rapidly unloading the rotor. In gyroplanes, the rotor system is dependent on the relative wind direction and speed...

Rotor DR1 is a 2015 science fiction film directed by Chad Kapper, who also served as executive producer. The film stars Christian Kapper as a teenager...

five-bladed main rotor. The newest version, the MH-6M, is based on the MD 530F and has a single, six-bladed main rotor and four-bladed tail rotor. The OH-6 was...

rigid rotor technology. Lockheed began developing its rigid rotor concept with the CL-475 helicopter design in 1959. The choice of a rigid rotor meant...

alleviate some of the difficulties in calculating the induced velocities at the rotor. This article emphasizes application of blade element theory to ground-based...

remain in place while the rotors and drive shafts tilt. A driveshaft runs through the straight wing, allowing both rotors to be driven by a single engine...

Boeing. Bell Helicopter manufactures and integrates the wing, nacelles, rotors, drive system, tail surfaces, and aft ramp, as well as integrating the Rolls-Royce...

The Plymouth A-A-2004 is a rotor aircraft inspired by the Flettner rotor, a type of rotor that uses the Magnus effect to produce lift. Built specifically...

alternators use a rotating magnetic field with a stationary armature. The rotor coil is externally excited by a small direct current (DC), while the AC...

driveshafts transferring power to two-bladed rotor assemblies mounted on the wingtips. The wingtip rotor assemblies were mounted to tilt 90 degrees from...

vertical like a helicopter's rotors. List of VTOL aircraft Leishman 2006, p.328 Streep || Abe. " The Personal Tilt-Rotor." Popular Science || Vol. 274...

portion is called the stator, while the rotating portion is the rotor. The stator and rotor may have windings (wire wound around them) to carry the current...

A cyclorotor, cycloidal rotor, cycloidal propeller or cyclogiro, is a fluid propulsion device that converts shaft power into the acceleration of a fluid...

rotational freedom. The axle of the spinning wheel (the rotor) defines the spin axis. The rotor is constrained to spin about an axis, which is always perpendicular...

Institute in Ústí nad Orlicí in 1963. It is also known as break spinning or rotor spinning. The principle behind open-end spinning is similar to that of a...

single-engine helicopter designed by Igor Sikorsky. It had a single three-blade rotor originally powered by a 75 horsepower (56 kW) engine. The first "free" flight...

used on them allowing excess vibration to loosen the nuts in the wheel rotors and cause cracks in them that could lead to the wheels detaching if left...

nationality. Rotor Volgograd v Sarajevo Rotor Volgograd v Gazovik Orenburg Rotor Volgograd v Split Karmiotissa Polemidion v Rotor Volgograd Rotor Volgograd...

decades by Osymetric's Harmonic ring, Rotor's Q-Rings, and a flurry of variant designs (Launched soon after ROTOR's success in professional racing) like...

tilting wingtip rotor assemblies. Other rotor concepts, such as slowed rotors, stopped rotors, folding rotors, and variable-diameter rotors, were investigated...

and Bell UH-1Y Venom utility helicopter share a common tailboom, engines, rotor system, drivetrain, avionics architecture, software, controls and displays...

(tiltrotor), presently known as AgustaWestland AW609 Bell Boeing Quad TiltRotor (proposal) Bell Boeing V-22 Osprey (tiltrotor) Bell Eagle Eye (tiltrotor...

is a geometry of electric motor construction where the gap between the rotor and stator, and therefore the direction of magnetic flux between the two...

Due to the specific training required by the low-inertia rotor system and a teetering main rotor, operation of the Robinson R22 or R44 in the US requires...

an unsteady phenomenon of three-dimensional nature, which occurs when a rotor blade passes within a close proximity of the shed tip vortices from a previous...

The Boeing CH-47 Chinook is a tandem-rotor helicopter originally developed by American rotorcraft company Vertol and now manufactured by Boeing Defense...

developed by Lockheed to explore rigid rotor technology. The CL-475 has a three-bladed main rotor and a two-bladed tail rotor. Only one was built. In 1958, Irv...

suddenly grabs him by his jacket and contemplates pushing Tony into the rear rotor blades of the helicopter. "What the fuck you doin'?!" exclaims Tony in a...

built) Bell CTR-22 (Tilt-rotor project only – not built) Bell CTR-750 (Tilt-rotor project only – not built) Bell CTR-800 (Tilt-rotor project only – not built)...

Blue Edge is an advanced design of rotor blade developed and produced by multinational helicopter manufacturer Airbus Helicopters in cooperation with...

flight, the rotors are angled to provide thrust upwards, lifting the way a helicopter rotor does. As the aircraft gains speed, the rotors progressively...

funds. A tandem, two-seat aircraft designed around the dynamic drive and rotor systems of the Sikorsky S-61, it was designed to serve as an attack helicopter...

rotor lift distribution[citation needed] is an effect where the blades of a helicopter rotor generate more lift at the rotor tips than at the rotor hub...

of a nose-mounted radial engine powering a single fully articulated main rotor located above the cabin, which helped maintain a proper center of gravity...

the components (compressor and turbine). Whereas for an axial turbine the rotor is 'impacted' by the fluid flow, for a radial turbine, the flow is smoothly...

The Canadian Home Rotors Safari is a kit helicopter, produced by CHR International of Marianna, Florida, and formerly produced by Safari Helicopter (formerly...

to provide a two-phase rotating magnetic field whose motion the motor’s rotor follows, causing it to spin. The direction of rotation is from the unshaded...

sites, but were of a less permanent nature, usually with mobile equipment. ROTOR was the post war Radar interception system created from existing radar installations...

propfan engine from Rolls-Royce plc. The design is also known as an "open rotor" engine. The RB3011 is designed for the 180–300 passenger aircraft (e.g...

Bensen's previous rotor kite and autogyro designs, it consisted of an open aluminum framework but substituted the autorotating main rotor for a coaxial,...

current induction motor (also called an asynchronous motor) with a copper rotor (which inspired the Tesla logo). These motors use electromagnetic induction...

uneven distribution of mass around an axis of rotation. A rotating mass, or rotor, is said to be out of balance when its center of mass (inertia axis) is...

Niki Rotor Aviation is a Bulgarian aircraft manufacturer based in Pravets. The company specializes in the design and manufacture of autogyros in the form...

moves horizontally (typically forward) through the air, which causes the rotor disc to roll to the side. It is also known as transverse roll or inflow...

Airbus Helicopters fleet, including a fenestron tail rotor, a five-blade bearingless main rotor, Helionix avionics with a four-axis autopilot, dual-channel...

FC Rotor-2 Volgograd (Russian: ФК «Ротор-Волгоград-2» Волгоград) is a Russian football team based in Volgograd. It is the farm club for FC Rotor Volgograd...

was a two-seat machine intended to demonstrate the feasibility of a twin-rotor system and, while it accomplished this, it also demonstrated a number of...

a two-bladed main rotor system with a diameter of 134 feet (41 m), still holds the world record for flying with the largest rotor system. It was capable...

body rotor rotating at full period at high speed. Concentric gas tubes located on the axis of the rotor are used to introduce feed gas into the rotor and...

helicopter pilot aboard an active duty warship recalled fixing damaged rotor blades with masking tape in the absence of spares. US Army Reserve and Army...

to raise water for irrigation purposes. The drive from the windpump’s rotor was led down through the tower and back out through the wall to turn a large...

part of the rotor assembly that joins the blades to the shaft, cyclic and collective mechanisms. It is sometimes referred to as the rotor "hub". The rotorhead...

An impeller, or impellor, is a driven rotor used to increase the pressure and flow of a fluid. It is the opposite of a turbine, which extracts energy...

to generate power. Designs vary widely but typically involve one or more rotors, sometimes called rotary pistons, as described in QT-Wankel: Two Concepts...

with electromagnetic rotating devices which he called electromagnetic self-rotors. In the prototype of the single-pole electric starter, both the stationary...

rotor, which resulted in involuntary collective control input. The unintended biomechanical feedback loop exacerbated the vibration, until the rotor contacted...

issue for the aeronautical industry is the reduction of aircraft noise. The rotor–stator interaction is a predominant part of the noise emission. Presented...

Rotor Racing Cars is a Scottish-based specialist manufacturer of single-seater racing cars, sports racing cars and road-going low volume sports cars....

used to keep the rotor facing into the wind as the wind direction changes. This only applies for wind turbines with a horizontal axis rotor. The wind turbine...

the rotor inside a centrifuge to mix two immiscible liquids outside the rotor and to separate the liquids in the field of gravity inside the rotor. This...

engine, 2,520 shp (1,880 kW) each equivalent Main rotor diameter: 56 ft 4 in (17.17 m) Main rotor area: 2,492.3 sq ft (231.54 m2) Blade section: - root:...

attributed the crash to a loss of yaw control owing to a failure of the tail rotor control linkage. Vichai Srivaddhanaprabha frequently travelled to and from...

engines drive the rotorcraft's foldable Starflex main rotor and its Fenestron anti-torque tail rotor via two separate transmissions; these gearboxes are...

generators that periodically reverses the current direction between the rotor and the external circuit. It consists of a cylinder composed of multiple...

Atlantic was compromised by the Kriegsmarine's introduction of its M4 4-rotor Enigma, whose signals could not be deciphered by Bletchley Park for nearly...

characters appeared briefly towards the end of the series, including the Rotor Force, Laser Rods, and the Combat Hero edition of Optimus Prime. In Japan...

the Russian Cup. Rotor Volgograd v Volga Ulyanovsk Irtysh Omsk v Rotor Volgograd Sochi v Rotor Volgograd Dynamo Makhachkala v Rotor Volgograd Last updated:...

tanker to be retrofitted with wind propulsion technology. Norsepower's rotor sails helped reduce fuel consumption by 8.2% during its trial period operating...

adoption of a Fenestron anti-torque device in place of a conventional tail rotor. It was launched and produced by the Eurocopter Group, which would later...

caused by the displacement of the air by the rotor blades. It is primarily directed in the plane of the rotor. Loading noise is an aerodynamic adverse effect...

football team from Mikhailovka. 1995–1996 FC Dynamo Mikhailovka 1997 FC Rotor-2 Mikhailovka 1998 FC Spartak Mikhailovka 2005–2016 FC Tsement Mikhailovka...

factor represents the relative pelleting efficiency of a given centrifuge rotor at maximum rotation speed. It can be used to estimate the time t {\displaystyle...

UH-72 Lakota is a twin-engine helicopter with a single, four-bladed main rotor. It is a militarized version of the Eurocopter EC145, Airbus Helicopters...

A backpack helicopter / helipack is a helicopter motor and rotor and controls assembly that can be strapped to a person's back, so they can walk about...

helicopter, it features twin turboshaft engines, four-bladed main and tail rotors, and retractable landing gear. On 13 March 1977, the prototype performed...

of rotor speeds. It is in direct contrast to fixed speed wind turbine where the rotor speed is approximately constant. The reason to vary the rotor speed...

tip-jet-powered rotor that burned a mixture of fuel and compressed air bled from two wing-mounted Napier Eland turboprops. The rotor was driven for vertical...

as it passes from pockets in the stator to the pockets in the spinning rotor requires energy. That energy heats the water due to the friction as the...

electric power. Induction generators operate by mechanically turning their rotors faster than synchronous speed. A regular AC induction motor usually can...

The Boeing Model 360 is an American experimental medium-lift tandem rotor cargo helicopter developed privately by Boeing to demonstrate advanced helicopter...

are mounted in or on a rotor that rotates inside a cavity. In the common eccentric design, the vanes move in and out as the rotor turns and remain in contact...

Translational lift is improved rotor efficiency resulting from directional flight in a helicopter. Translation is the conversion from the hover to forward...

served in Canada and Japan and, like the UH-1Y, is a twin engine four blade rotor design based on the Bell 212. XH-40 The initial Bell 204 prototype. Three...

multiple "toothed" electromagnets arranged as a stator around a central rotor, a gear-shaped piece of iron. The electromagnets are energized by an external...

world at the time of its debut, the Air Horse was unusual for using three rotors mounted on outriggers, and driven by a single engine mounted inside the...

helicopter's rotor blades, which can cause the entire rotor assembly to shear off the aircraft. Robinson helicopters use a patented design for their main rotor, with...

significant feature of the Bo 105 is its rotor blades and rotor head. The rotor system is entirely hingeless, the rotor head consisting of a solid titanium...

Gyrodyne was an experimental British rotorcraft that used a single lifting rotor and a tractor propeller mounted on the tip of the starboard stub wing to...

I. Flettner developed a new method of harnessing the wind: the Flettner rotor ship. It could permit ocean liners to reduce their crews by two-thirds and...

reporting name Hoodlum) is a Soviet light utility helicopter with co-axial rotors. The Ka-26 entered production in 1969 and 816 were built. A variant with...

circular track to generate electricity. The project, known as the "Madaras Rotor Power Plant", used the Magnus Effect to transfer the wind energy into thrust...

in 2022 was by the use of steam turbines. Technical challenges include rotor imbalance, vibration, bearing wear, and uneven expansion (various forms...

outer rotor to the tolerances required. Although the inner rotor can be manufactured with precise CNC machines using common methods, the outer rotor presents...

In vector calculus, the curl, also known as rotor, is a vector operator that describes the infinitesimal circulation of a vector field in three-dimensional...

inventions, in particular the cyclic and collective control, and a single rotor design. In 1910, Von Baumhauer built a biplane glider along with the Six...

An attack helicopter design, using the YUH-61's dynamic system (engines, rotor systems and gearboxes), was proposed for the Advanced Attack Helicopter...

refers to the angle of the blades of an aircraft propeller or helicopter rotor. Blade pitch is measured relative to the aircraft body. It is usually described...

design rotor with composite hub developed for the United States Army's OH-58D Kiowa Warrior instead of the two-blade, semi-rigid, teetering rotor of the...

produced, often featuring a more powerful engine or a five-bladed main rotor in place of the original four-blade counterpart. The MD 500 has been commonly...

responsible for the orientation of the wind turbine rotor towards the wind. The task of orienting the rotor into the wind was a complicated issue already for...

instead of a coil. The term synchronous refers here to the fact that the rotor and magnetic field rotate with the same speed, because the magnetic field...

twin, angled tail rotors, first flown in 1950. After brief tests SNCASE decided to concentrate on a closely related but single-tail-rotor design. The SE-3110...

include scintillation, halo effect, pixie dust, and corona effect. Helicopter rotors are fitted with abrasion shields along their leading edges to protect the...

in a single horizontal plane about a vertical axis, as in the cruciform rotor wing or X-wing. Rocket- and jet-propelled missiles often have a cruciform...

(26 April 2016). "Chernobyl Anniversary Recalls Helo Pilots' Bravery". Rotor & Wing International. Archived from the original on 5 July 2018. Retrieved...

conventional type, which must be rotated to face into the wind. When the Darrieus rotor is spinning, the aerofoils are moving forward through the air in a circular...

valves and camshafts. Wankel engines are often categorized by the number of rotors present. Gas turbine engines are often categorized into turbojets, turbofans...

Flywheel energy storage (FES) works by spinning a rotor (flywheel) and maintaining the energy in the system as rotational energy. When energy is extracted...

have been equipped with rotors. The only parameter of the Flettner rotor requiring control is the rotational speed of the rotor, meaning this method of...

flywheel until the rotor shatters. This happens when the hoop stress within the rotor exceeds the ultimate tensile strength of the rotor material. Tensile...

braking force to the rotor. When power is disconnected from the motor, the rotor spins freely until friction slows it to a stop. Large rotors and loads with...

Operations Control or SOC) as part of the RAF ROTOR air defence project. Upon the demise of the ROTOR SOC the remaining Nuclear Reporting Cell and UKWMO...

machines function through the interaction between a rotating component, the rotor, and a non-rotating component, the stator. In an electric motor, the stator...

Raven used Hiller's "Rotor-Matic" cyclic control system, with two small servo rotor paddles offset 90 degrees to the main rotor blades. The paddles were...

selectively incorporate the highly innovative Buren Micro-rotor (a.k.a. Micro Rotor/Micro-rotor) movement into small numbers of certain upper tier watches...

superchargers. The original three-blade tilting hub rotor system was replaced by a two-blade rotor controlled with swashplate-actuated cyclic and collective...

The Suzuki RE5 is a motorcycle with a liquid-cooled single-rotor Wankel engine, manufactured by Suzuki from 1974 to 1976. Apart from its unusual engine...

adopt a twin rotor system but design studies of a tandem layout, similar to the Boeing CH-47 Chinook, revealed major problems. The single rotor layouts also...

designated blade, one of five main rotor blades, separated from the spindle that attached the blade to the rotor head. Following failure, the helicopter...

pocket (for a pocketwatch) or on the user's arm (for a wristwatch) cause the rotor to pivot on its staff, which is attached to a ratcheted winding mechanism...

Classic Rotors is a flying aviation museum specializing in helicopters and other rotorcraft, located at Ramona Airport in Ramona, California, United States...

specially modified with Gem 60 engines and British Experimental Rotor Programme (BERP) rotor blades. On 11 August 1986 the helicopter was piloted by Trevor...

is the name of a Cold War-era Soviet cipher machine. A rotor machine, the device uses 10 rotors, each with 30 contacts along with mechanical pins to control...

normally be immiscible. A rotor or impeller, together with a stationary component known as a stator, or an array of rotors and stators, is used either...

stator currents and rotor speed for then deriving flux space angle proper by summing the rotor angle corresponding to the rotor speed and the calculated...

significant radial component directed outward from the axis of rotation. The rotor blades exert torque on the fluid, increasing its energy as it passes through...

20B three rotor turbo engine HUMBUL, a Mazda FD RX-7 with a 26B quad rotor, twin turbo engine RADBUL, a Mazda NC MX-5 with a 26B quad rotor, twin turbo...

common form arranges a group of semicircular metal plates on a rotary axis ("rotor") that are positioned in the gaps between a set of stationary plates ("stator")...

instrument flight rules (IFR). The S-64 was equipped with a six-blade main rotor and was powered by a pair of 4,050 shaft horsepower (3,020 kW) Pratt & Whitney...

The Roter Vogel is a German sailplane built in 1923 that was adapted for powered flight. The high-wing, Roter Vogel was first designed to be a conventional...

vertical-axis wind turbine (VAWT) is a type of wind turbine where the main rotor shaft is set transverse to the wind while the main components are located...

thrust-vectoring fixed-wing aircraft and other hybrid aircraft with powered rotors such as cyclogyros and gyrodynes. Some VTOL aircraft can operate in other...

designs were considered, including an unconventional project with two main rotors, placed with engines on the tips of wings (in a perpendicular layout); and...

Marine Medium Tilt Rotor Squadron 165 (VMM-165) is a United States Marine Corps Tilt-rotor squadron consisting of MV-22B Osprey transport aircraft. The...

experimental helicopter with a three-blade tilting-hub controlled main rotor, and torque compensation achieved using a jet of air discharged from the...

helicopter that was designed by Igor Sikorsky with a single, three-bladed main rotor and powered by a radial engine. The R-4 was the world's first large-scale...

cylindrical rotor, also known as a "stock" or "plug", rotating on a spindle and housed in a valve casing. Two elbow-shaped ports or "knuckles" in the rotor divert...

Wolf-Dieter Bensinger briefly mentions designs with up to six rotors, and notes that a five-rotor design would have very favourable eccentric shaft bearing...

- twin, coaxial rotor design with powered lower rotor and autorotating upper rotor, giving it the capability of hovering. Upper rotor and drive propeller...

triangular rotor. The rotor revolves around a fixed gear in a hula-hoop motion. The output shaft revolves at three times the speed of the rotor. One power...

WNT Rotor. 26 September 2017. Retrieved 26 April 2018. Robinson, Joe (22 November 2017). "WNT-Rotor women's team to be testing ground for Rotor Uno groupset"...

Overcurrent (Locked Rotor) Protection Relay 51N - Neutral Time Overcurrent 51P - Phase Time Overcurrent 51R - Locked / Stalled Rotor 51V - Voltage Restrained...

two seat helicopter of conventional tail rotor configuration but with its engine mounted close to the main rotor, above the seating. The helicopters designed...

The Baumgärtl PB-60 was a 1940s experimental single-seat rotor kite designed and built by Austrian designer Paul Baumgartl for the Brazilian Air Ministry...

An ultracentrifuge is a centrifuge optimized for spinning a rotor at very high speeds, capable of generating acceleration as high as 1 000 000 g (approx...

twin-rotor helicopter, with each rotor driven by an Ivchenko AI-26 radial engine. Each engine was housed in a pod on an outrigger with the related rotor above...

a hollow, cylindrical rotor filled with gaseous uranium hexafluoride (UF6). A rotating magnetic field at the bottom of the rotor, as used in an electric...

some of which need the rotor to constantly be under a non-zero amount of load. Low-g conditions are forbidden for teetering rotor helicopters, because the...

vehicles.It is the ratio of the freestream fluid speed to the propeller, rotor, or cyclorotor tip speed. When a propeller-driven vehicle is moving at high...

also known as Adonis was an off-line non-reciprocal rotor encryption machine. The KL-7 had rotors to encrypt the text, most of which moved in a complex...

The Boeing Vertol CH-46 Sea Knight is an American medium-lift tandem-rotor transport helicopter powered by twin turboshaft engines. It was designed by...

Sikorsky Aircraft model number S-57, was a planned experimental stoppable rotor aircraft, designated as a convertiplane, developed for a joint research...

Fixed-wing aircraft are distinct from rotary-wing aircraft (in which a rotor mounted on a spinning shaft generates lift), and ornithopters (in which...

the network professional competition of the Russian Online TOP (ROTOR) 2008 and ROTOR ++. 2008 – 1st place in the People's Ten of the Runet Prize. 2008...

October 2017). "Safran Inaugurates Open-rotor Test Program". AIN. Antony Angrand (10 May 2019). "Safran ponders open rotor options". Air & Cosmos International...

Club ULM Rotor Ptenets-2 (Russian: Птенец-2, English: Chick or Fledgling) is a Russian ultralight aircraft, designed and produced by Club ULM Rotor of Kumertau...

The Piasecki HRP Rescuer (also called Harp) is a United States tandem-rotor transport or rescue helicopter designed by Frank Piasecki and built by Piasecki...

Soviet/Russian single-seat attack helicopter with the distinctive coaxial rotor system of the Kamov design bureau. It was designed in the 1980s and adopted...

Coning is a phenomenon which affects helicopter rotor discs, where the blades describe a cone shape as they rotate. For a helicopter on the ground, as...

of centrifuge, which can be classified by intended use or by rotor design: Types by rotor design: Fixed-angle centrifuges are designed to hold the sample...

upper rotor wing could be stopped or started both on the ground and in the air. The HV-2 was the first aircraft with an in-flight stoppable rotor to actually...

powered rotors the rotor is normally tilted to achieve thrust (e.g. in a helicopter). Some toys (e.g. balloon helicopter) do have a powered rotor with no...

SNCAC NC.2001 Abeille (English: Bee) was a single engine, twin intermeshing rotor helicopter designed and built in France in the late 1940s. Three were completed...

importance has been the Rotor Blade Extension (RBE), presented in 2009 together with the university of Bremerhaven. By increasing the rotor diameter with an...

another was caught in a sand storm, and the third showed signs of a cracked rotor blade. During the operational planning, it was decided that the mission...

rotor order, rotor settings and plugboard settings) using a suitable crib: a fragment of probable plaintext. For each possible setting of the rotors (which...

The Rotor Flight Dynamics LFINO (Leap Flight In Normal Operations and pronounced by the designers as "ell if I know") is an American experimental autogyro...

Éolienne Bollée is an unusual wind turbine, unique for having a stator and a rotor, as a water turbine has. The eponymous invention was first patented in 1868...

(along with the NSU Ro80) one of the first production cars to feature a 2-rotor Wankel engine. A prototype was presented at the 1964 Tokyo Motor Show, one...

incorporate three-lobe or four-lobe rotors; this allows the lobes to have a slight twist[clarification needed] along the rotor axes, which reduces pulsing in...

lightweight single-seat helicopter. It featured a single main rotor, a belt-driven tail rotor, a single-seat open cockpit, and a tricycle landing gear. The...

electrical power from outside the motor to the spinning wire windings of the rotor inside the motor. Brushes are usually made of graphite or carbon, sometimes...

the 1950s that was based on the use of tip-jet powered rotors. Although innovative, the tip-rotor concept literally failed to get off the ground in the...

2–5 microns. The rotor draws material into the workhead, where it is subjected to intense mixing in the narrow gap between the rotor and stator. As the...

of resolver may look like a small electrical motor having a stator and rotor. On the inside, the configuration of the wire windings makes it different...

the 1960s, to explore the limits and conditions experienced by helicopter rotors at high airspeeds. The helicopter was a YH-40—a preproduction version of...

the shrouded rotor hub and four 40 foot (12 m) diameter rotor blades, an active horizontal stabilizer and a tilted and shrouded tail rotor. Missiles are...

Autogiro Company in the United Kingdom. It was a single seater twin rotor helicopter- the rotors were mounted side-by-side on outriggers- with a wooden frame...

and served to cancel the torque of the main rotor, a function handled by a single, variable-pitch tail rotor on contemporary helicopters. In forward flight...

engines drive the rotorcraft's five-blade Spheriflex main rotor and a three-blade tail rotor. The EC175's main gearbox will incorporate two accessory gearboxes...

(19 m) six-bladed main rotor, instead of the Frelon's 50 ft (15 m) four-bladed one, and a five-bladed (instead of four-bladed) tail rotor. Overall, the modified...

Safety Agency CS-27 standard. The aircraft features a single main rotor with a tail rotor, a two-seats-in side-by-side configuration enclosed cockpit, skid-type...

December 1925 "Rotor", French Patent FR000000601266A, 26 February 1926 "Rotor", Finnish Patent FI000000011121A, 10 April 1926 "Rotor", Austrian Patent...

Arsenal Chayka Chelyabinsk Chernomorets Fakel KAMAZ Neftekhimik Rodina Rotor SKA Shinnik Sokol Spartak Torpedo Ufa Ural Volga Yenisey Ural Source: Soccerway...

helicopters were shot down by rocket-propelled grenade attacks to their tail rotors, trapping soldiers behind enemy lines. This resulted in an urban battle...

plates with friction material bound to the surface that faces the disc brake rotor. Brake pads convert the kinetic energy of a vehicle to thermal energy through...

T22B is an Italian helicopter that was designed and produced by Italian Rotors Industries of Aprilia, Lazio. Now out of production, when it was available...

rotors, and is powered by two General Electric T700 turboshaft engines. The main rotor is fully articulated and has elastomeric bearings in the rotor...

compound helicopter based on the Advancing Blade Concept (ABC) with a coaxial rotor system under development by Sikorsky Aircraft. Sikorsky planned to offer...

electric power in a power plant. Like other generators it consisted of a rotor, several feet in diameter, wound with coils of wire, which rotated inside...

by a central engine through shafts to propellers mounted on two of the rotor blades. Louis Brennan became interested in helicopters in the 1910s. In...

it was powered by two turboshaft engines driving a single, five-bladed rotor. Initially unclad, the all-metal airframe was later enclosed in a fabric...

traditional bare turbines, the rotor blades are vertically mounted at the top of a support tower or shaft. In a DAWT, the rotor blades are mounted within the...

slowed rotor technology. On 17 June 2005, the CarterCopter became the first rotorcraft to achieve mu-1 (μ=1), an equal ratio of airspeed to rotor tip speed...

metal alloys and carbon fiber composites, it utilizes a traditional single-rotor helicopter design, which reduces noise, increases efficiency and payload...

sirens are single tone and mechanically driven by electric motors with a rotor attached to the shaft. Some newer sirens are electronically driven speakers...

by Wisdom Industries. It is a modification of an earlier ride called the Rotor. The Gravitron is known by a variety of names, including: Alien Abduction...

announced development of the Schweizer 330 using the dynamic components, rotors, controls and systems of the 300C; however, it was redesigned with an all-new...

This model received two-tone paint, alloy wheels shaped like the Wankel rotor, all-wheel disc brakes, a limited-slip differential, and a full leather...

helicopter introduced in 1966 with two engines, a six bladed main rotor and a four bladed tail rotor. Developed as a transport helicopter and an assault helicopter...

and the rotor. The rotor portion of the clutch becomes magnetized and sets up a magnetic loop, which attracts the armature teeth to the rotor teeth. In...

fluid and directs it to the next row of turbine blades mounted on a turbine rotor. The angles in the absolute system are noted by alpha (α) and the angles...

rotor is then accelerated up to speed. As the rotor speed increases, it curves to form an arc. The structure is held up by the force from the rotor,...

from 1990) Main rotor diameter: 48 ft 0 in (14.63 m) Main rotor area: 1,908.5 sq ft (177.31 m2) 4-bladed main-rotor and 4-bladed tail-rotor with 55° non-orthogonal...

was a West German experimental helicopter built to test the Derschmidt rotor system that aimed to allow much higher speeds than traditional helicopter...

intended for direct drive by a turbine. They are simple in design with the rotor containing no coils or magnets, making them rugged and capable of high rotation...

vertical flight relative to a tiltrotor. Because the slipstream from the rotor strikes the wing on its smallest dimension, the tiltwing is able to apply...

the heat generated by air friction (even in ultracentrifuges, where the rotor operates in a good vacuum), and the frequent necessity of maintaining samples...

Kaman K-MAX (company designation K-1200) is a helicopter with intermeshing rotors (synchropter) designed and produced by the American manufacturer Kaman Aircraft...

The Flettner Fl 282 Kolibri (Hummingbird) is a single-seat intermeshing rotor helicopter, or synchropter, produced by Anton Flettner of Germany. According...

Carter Aviation Technologies to demonstrate slowed rotor technology. The design has an unpowered rotor mounted on top of the fuselage, wings like a conventional...

Scherbius Drive provides the speed control of a wound rotor motor below synchronous speed. The portion of rotor AC power is converted into DC by a diode bridge...

flying machines, such as a flapping ornithopter and a machine with a helical rotor. In a 2003 documentary by British television station Channel Four, titled...

constitutes the rotor of an electric motor and sits within a surrounding stator, which is also ring-shaped and creates the necessary torque. Rotor and stator...

full-authority digital engine controls (FADEC) on a helicopter, a hingeless main rotor, and the adoption of a new transmission. The first prototype made its first...

features four rotors that are aligned in an "H" configuration, the rotors are mounted in tandem pairs on each side on four outriggers. The four rotors are powered...

among them ailerons for airplanes, rudders for boats, cylic tilting of rotors for helicopters, and many more. Aircraft flight control systems are normally...

15-perforation, 70 mm film format: GT (Grand Theatre), GT 3D (Dual Rotor), SR (Small Rotor), and MPX, which was designed for retrofitted theatres. In July...

Musik Express Music Express 1985 2008 23 A Mack Music Express. Wipeout Rotor Rotor 1997 2010 13 A cylindrical spinning ride where centrifugal force pinned...

Polish Cipher Bureau in decrypting German Enigma machine ciphers. The Enigma rotor cipher machine changes plaintext characters into cipher text using a different...

state phenomena, naturally slipping out of the vortex on its own since both rotors will not simultaneously enter the vortex ring state. In 2011, AgustaWestland...

The MidWest AE series are lightweight, liquid-cooled, single- and twin-rotor Wankel engines, with dual ignition, designed for light aircraft. They were...

tail rotor itself, boom, or tailfin are damaged by contact. Another type of danger for helicopters that have a tail boom is that the main rotor and tail...

from a central mounted engine through shafts to propellers mounted on each rotor blade. The Bleecker Helicopter was designed by Maitland B. Bleecker, a junior...

single main rotor and tail rotor, a single-seat, open cockpit without a windshield, skid landing gear with ground handling wheels. The rotor is driven by...

construction project with electronic enthusiasts. The motor consists of a rotor shaft with an array of (typically four to eight) solar panels and electromagnetic...

speed, reducing friction. For rotorcraft, ground effect reduces drag on the rotor near the ground. At high weights this may allow lift off while stationary...

one prototype due to tail rotor blade separation, the MH2000's type certificate was suspended and a redesign of the tail rotor was undertaken. Delivered...

the rotor system, powerplants, and avionics have been progressively improved. On 6 February 1987, a prototype AS350 flew with a fenestron tail-rotor in...

The Hillberg EH1-01 RotorMouse is an American helicopter that was designed by Donald Gene Hillberg and produced by Hillberg Helicopters of Fountain Valley...

powertrain, the Ro 80 featured a 84 kW (113 bhp), 995 cc (60.7 cu in) twin-rotor Wankel engine driving the front wheels through a semi-automatic transmission...

nationality. Rotor Volgograd v Kuban Krasnodar Rotor Volgograd v Ružomberok Rotor Volgograd v CSMS Iași Rotor Volgograd v Sokol Saratov Rotor Volgograd v...

The rotator cuff (SITS muscles) is a group of muscles and their tendons that act to stabilize the human shoulder and allow for its extensive range of motion...

Voronezh Arsenal Chelyabinsk KAMAZ Leningradets Neftekhimik Nizhny Novgorod Rotor SKA Shinnik Sochi Spartak Tekstilshchik Torpedo Veles Ufa Ural Volga Yenisey...

badly damaged in a low-speed crash on August 24, 1973 due to unexpected rotor forces and insufficient control systems. The airframe was then converted...

Rotor Flight Dynamics Inc was an American aircraft manufacturer based in Wimauma, Florida and owned by Ernie Boyette. The company was founded in 1986...

multi-rotor helicopters, gyrocopters, gyrodynes and drones as well as numerous helicopter models, historical photos, working models of rotors, technical...

moving solid surface. In a turbomolecular pump, a rapidly spinning fan rotor 'hits' gas molecules from the inlet of the pump towards the exhaust in order...

but he stayed for about four minutes, twice. In this type of landing the rotors stay engaged, which avoids relying on the snow to fully support the aircraft...

The Breguet G.111 or alternatively, G.11E was a French passenger coaxial rotors helicopter flown soon after World War II. Only one was built, development...

servo-flap controlled rotor. January 15, 1947 K-125 - Kaman's first helicopter; Kaman selected an intermeshed contrarotating twin rotor design. July 1949...

Wankel engine, and the non-reciprocating piston engine uses a triangular rotor inside a near oval housing, producing from 141 kW (189 hp) and 164 lb⋅ft...

vehicle) or 26 troops. For storage, the main rotor blades folded back on the fuselage and the tail rotor mast folded forward on the fuselage. The CH-37...

was a 1950s Italian single-seat light aircraft fitted with a two-bladed rotor. It was designed by Luigi Pascale with Mario de Bernardi and built by Partenavia...

the rotors would have functioned similarly to a helicopter. When flying horizontally, they would function more like a giant propeller. The three rotor blades...

W X Y Z This is a list of rotorcraft, including helicopters, autogyros, rotor kites and convertiplanes. A-B Helicopters A/W 95 Adney Helicopter Aero HC-2...

solution according to their size, shape, density, medium viscosity and rotor speed. The denser components of the mixture migrate away from the axis of...

elements such as more granular variable intakes and three spark plugs per rotor instead of the 13J's two along with ceramic apex seals and variable length...

ramjets at the tips of the two rotor blades. It had an egg-shaped fuselage, skid undercarriage, and a two-bladed tail rotor on a short tubular tail boom...

the C.11's rotor mast was carried by an unusually complicated six-strut pylon, and two control rods ran between the fuselage and the rotor head. The purpose...

included Eurocopter's Fenestron anti-torque shrouded tail rotor and Spheriflex main rotor, in addition to a composite fuselage. During the early 1990s...

2nd, Matsumura-Kohki Co., Ltd. Rotor Clip Company., Inc. (2010). Company Overview (4th ed.), Rotor Clip Co., Inc Rotor Clip Company., Inc. (2010). Product...

viable American helicopter, which pioneered the single main rotor and a single antitorque tail rotor configuration used by most helicopters today. Sikorsky...

Rotors running refuelling (usually shortened to RRR and pronounced Triple-Romeo) is the act of refuelling a helicopter, while the helicopter keeps rotors...

Kingdom in 2010 in a modified form as the RotorSport UK Calidus. The Calidus features a single main rotor; a two-seats in tandem enclosed cockpit with...

of a articulated rotor system, (feather, drag and pitch hinges), and rotor blades manufactured with composite materials. The rotor blades took a considerable...

inventor who conceived of and patented an idea for machine encryption, the rotor machine, although he was not the first to do so. He is sometimes erroneously...

rubber slippage during the determination, both the chamber walls and the rotor surface are striated. The conversion of the torque into viscosity units...

other drag reducing and performance-oriented improvements, including a rotor hub fairing, landing gear streamlining, and a fly-by-wire flight control...

compared to each other. They thus have a similar design to a gyroscope, with a rotor protected from outside influence by a surrounding stator. Though any single...

The Bell OH-58 Kiowa is a family of single-engine single-rotor military helicopters used for observation, utility, and direct fire support. It was produced...

the engines being attached to the ends of the rotor blades. In providing power to helicopter rotors, pulsejets have the advantage over turbine or piston...

catastrophic failure can be observed in steam turbine rotor failure, which can occur due to peak stress on the rotor; stress concentration increases up to a point...

over 60 years. The piston-powered S300 series features single three-bladed rotors; these helicopters tend to be used as a cost-effective platform for training...

known by the company designation PL-3, is an early American transverse-rotor helicopter, built by the Platt-LePage Aircraft Company of Eddystone, Pennsylvania...

Yakovlev Yak-24 (NATO reporting name "Horse") is a Soviet twin-engine, tandem rotor, transport helicopter developed by the Yakovlev Design Bureau in the 1950s...

sources) is the possible designation for an experimental Yakovlev tandem-rotor heavy-lift helicopter design of the late 1960s. This design never progressed...

be powered by liquefied natural gas (LNG) as well as being fitted with a rotor sail. Viking Grace replaced MS Isabella (now known as MS Isabelle) on the...

Multum Accountants Ladies. List of 2016 UCI Women's Teams and riders "WNT-Rotor Pro Cycling". Cyclingnews.com. Immediate Media Company. Archived from the...

reporting name Hoodlum) is a Soviet light utility helicopter with co-axial rotors. Evolved from Ka-26 with engine pods removed from stub wings, fitted with...

The Piasecki H-16 Transporter (company designation PV-15) was a tandem-rotor transport or rescue helicopter designed by Frank Piasecki and built by Piasecki...

The Helicycle is a single-seat, semi-rigid two-bladed main rotor, helicopter powered by a Solar T62-32 engine. Manufactured by Helicycle Ventures LLC...

five rotors was termed the cipher rotors (Army) or alphabet maze (Navy) and each rotor had 26 contacts. This assembly acted similarly to other rotor machines...

The 767 replaced the 757 in 1988, upgrading to a newer and larger four-rotor 13J Wankel engine, which produced nearly 600 hp (450 kW). Two 767s were...

twin-rotor helicopter, with each rotor driven by an Ivchenko AI-26 radial engine. Each engine was housed in a pod on an outrigger with the related rotor above...

certain areas of the design. MBB utilized their expertise with the rigid rotor system used on the earlier Bo 105 to develop the majority of the dynamic...

33.94 of the US Code of Federal Regulations (CFR), Blade containment and rotor unbalance tests. Equivalent test requirements are provided in the Certification...

latest version of the twin-rotor CH-47 Chinook. In US service, the CH-53 was replaced in some roles by the V-22 Osprey tilt rotor. In 1960, the United States...

Sikorsky X2 is an experimental high-speed compound helicopter with coaxial rotors, developed by Sikorsky Aircraft, that made its first flight in 2008 and...

Aircraft. It is perhaps most distinctive for its use of twin intermeshing rotors, having been largely designed by the German aeronautical engineer Anton...

past, experimental AC synchronous superconducting machines were made with rotors using low-temperature metal superconductors that exhibit superconductivity...

rotor (runner) is inside the stator. The term is in particular used for brushless motors to differentiate them from outrunners that have their rotor outside...

3 in) rotors, or 10,000 centrifuges with 4-meter (13 ft) rotors, assuming that 4-meter rotors could be built. The prospect of keeping so many rotors operating...

Rodina SKA Fakel Orenburg Shinnik Yenisey Ural Ufa Chayka Peschanokopskoye Rotor Volgograd The following teams are competing in the 2024–25 season: List...

helipad has been designed to accommodate, which is based on the helicopter rotor diameter and overall length of the largest design helicopter that will service...

utilized a scaled-up version of the Model 47's rotor system. Three prototypes were built, but serious rotor problems and complexity of mechanical systems...

Bratukhin's design was a transverse rotor aircraft, with each rotor carried on a long outrigger truss. The Omega's rotors were each powered by a separate...

ratio (twice that of the V2500), a 40:1 overall pressure ratio, and 13 rotor stages instead of the 17 in the V2500 for similar thrusts. Preliminary development...

also features numerous airframe improvements, such as the redesigned tail rotor and nose, greater structural strength, and a longer lifespan of 12,000 flight...

reflecting the philosophy of its designer, Nino Famà. The Kiss 209M is a single rotor, conventionally laid out helicopter seating two side-by-side. The design...

configuration inside-out and utilizes a drum-type rotor design for the turbomachinery in which the rotor blades are attached to the inside of a rotating...

in 1949 led to a re-evaluation of post-war alert status. As part of the ROTOR project, many Type 7's were re-activated, upgraded, and re-built in bomb-proof...

pilot had only limited control over the rotor. The engine powered the propeller at the front while the rotor on top was unpowered, driven instead by air...

against rim during adjustment. Rotor truing tool for aligning and straightening slightly bent bike disc brake rotors. A head tube facing and reaming...

base, a mill cover and a rotor. The inner side of the cover is equipped with wear protection elements. The top of the rotor is equipped with precrushing...

stealth technology than fixed-wing aircraft are; one such area is their rotor blades, which not only generate copious noise levels but can also give off...

operation of the machine: rotor order, which rotors to install, which ring setting for each rotor, which initial setting for each rotor, and the settings of...

drives a four-blade composite main rotor with a bearingless rotor hub along with a Fenestron-type anti-torque tail rotor (an enclosed tail-fan unit). The...

(300 ft/s) when there is no load on the rotor, the disks move at approximately the same speed as the fluid, but when the rotor is loaded, the relative velocity...

takeoff and landing (VTOL) applications it is also known as a shrouded rotor. Ducted fans are used for propulsion or direct lift in many types of vehicle...

Wedge Corvette (1963) WTCC Ultra (2006) XP-882 Four Rotor (1973) XP-895 Reynolds (1973) XP-897GT Two-Rotor (1973) XP-898 (1973) XT-2 (1989) YGM1 (1999) CERV...

seat with a Williams WRC-19 turbofan engine and a two-bladed non-powered rotor attached to the seat structure, the blades being telescopic and folded into...

hepatocytes to secrete conjugated bilirubin into the bile, and is similar to Rotor syndrome. It is usually asymptomatic, but may be diagnosed in early infancy...

British twin-engine, tandem rotor military helicopter built by the Bristol Aeroplane Company. It was Britain's only tandem rotor helicopter to enter production...

systems: FNBDT Future Narrow Band Digital Terminal KL-7 ADONIS off-line rotor encryption machine (post-WWII – 1980s) KW-26 ROMULUS electronic in-line...

The RotorWay 300T Eagle is an American helicopter that was under development by RotorWay International of Chandler, Arizona, in 2009-2011. The aircraft...

Electric GEnx ("General Electric Next-generation") is an advanced dual rotor, axial flow, high-bypass turbofan jet engine in production by GE Aerospace...

using side-scanning sonar recovered the helicopter's main rotor, main gear box, tail rotor and a large portion of the tail boom. Some of the recovered...

include a five-blade Spheriflex composite main rotor combined with the familiar shrouded Fenestron tail rotor to reduce vibration levels significantly. The...

counteracting rotor torque with a small separate rotor. The engine was mounted above the main rotor on a shaft, and the anti-torque rotor was mounted above...

Motor-rotor configuration quad-rotor: +4,X4; hex-rotor: +6,X6,Y6,Rev Y6; octo-rotor: +8,X8,V8 quad-rotor: I4, X4; hex-rotor: I6, X6, IY6, Y6; octo-rotor: I8...

starting, rotor engagement and manipulation of the flight controls. Many of the Bo 102's components, including the single-bladed fibre-glass main rotor were...

unusual twin tail rotor, which was replaced by a single rotor, and the addition of a three-bladed gyroscopic stabiliser under the main rotor (similar to the...

powered rotors the rotor is normally tilted to achieve thrust (e.g. in a helicopter). Some toys (e.g. balloon helicopter) do have a powered rotor with no...

1990, Working on the concept of a Dial-side rotor / Double rotor. Perrelet produced its first Double rotor model in 1995 and filed a patent for the design...

a range of 380 nmi (700 km). It features a five-blade main rotor and shrouded tail rotor, and is powered by a pair of Safran Ardiden 3Gs, and later by...

incorporated mission equipment and corrosion protection for the structure. The rotor system introduced aluminium alloy blades pressurised with nitrogen for crack...

Sud-Est SE-3101 was an early, experimental French helicopter with twin tail rotors. Only one was built. The SE-3101 is an early, experimental helicopter, developed...

The engines power an 18.59 m (61 ft 0 in) diameter five-bladed main rotor. The rotor blades are constructed from carbon/glass with nomex honeycomb and rohacell...

metal body is embedded in the pad material that comes in contact with the rotor when the desired wear level is reached. This will light an indicator in...

public revealed. The model displayed a trapezoidal airframe, a shrouded main rotor hub, and an upper-facing ventilation system located on an enlarged tail...

high-speed rotor and the low-speed rotor. The gear ratio between the rotors is the number of magnetic pole pairs on the high-speed rotor to the number...

deformed. If the internal degree of freedom is molecular rotation, the name rotor phase or rotatory phase is also used. Typical examples are the modifications...

KNCA, FAA LID: NCA) is a United States Marine Corps helicopter and tilt-rotor base in Jacksonville, North Carolina, in the eastern part of the state....

axis of the engine, without rotation, rather than the rotating trilobular rotor of the Wankel. The engine promised to be about one third the size and weight...

series-wound motor where the stator's field coils are connected in series with the rotor windings through a commutator. It is often referred to as an AC series motor...

rotating and one fixed, that are centered on the main rotor shaft. The rotating plate is linked to the rotor head, and the fixed plate is linked to the operator...

The machine had seven rotors, including a reflecting rotor. The rotors stepped regularly. Each rotor could be assembled from two sections with different...

pets. The motor consists of a freely rotating rotor, surrounded by a number of electromagnets. The rotor is made of a light brass wheel, with a number...

lacked any tail rotor due to the decision to propel the rotorcraft using unconventional tip jets positioned at the ends of the rotor blades. It had been...

unimodularity of the Lorentz rotor is translated in the following condition in terms of the product of the Lorentz rotor with its Clifford conjugation...

Hay Mills Rotor Station (or Rotorstation) was a helidrome in the Hay Mills district of southern Birmingham, England, which was operational from 1951 to...

stay in the open cockpit - this captive flight attempt resulted in the rotor system "going through resonance" as designer Arthur Young had warned about...

The Kamov Ka-22 Vintokryl (rotor-wing, or literally, (air)screw-wing) (Cyrillic: Камов Ка-22 Винтокрыл) (NATO reporting name: Hoop) was a rotorcraft developed...

the rotor was driven by compressed-air jets at the end of each blade, which had the benefit of eliminating the need for an anti-torque tail rotor. The...

behind which is the rotor mast, and a piston engine driving a pusher propeller. The two-bladed propeller, two-bladed main rotor, and the empennage are...

the "Reynolds Aluminum Car." Two of the Chevrolet Vega 2-rotor engines were joined as a 4-rotor, 420 hp (313 kW) engine, which was used to power XP-895...

infinitely thin rotor from a fluid flowing at a certain speed. In order to calculate the maximum theoretical efficiency of a thin rotor (of, for example...

limitations of autogyros could be eliminated only by an aircraft with a powered rotor, the helicopter. He and engineer Gerd Achgelis started the design for this...

plugs.[ambiguous] Other round shapes for rotors are possible as well in rotor valves, as long as the rotor can be turned inside the valve body. However...

framework machine based on the B-5 rotor kite with small, gasoline- or fuel oil-burning ramjets mounted as tipjets on the rotor blades. Tests carried out in...

Pénaud. Made of paper, bamboo and cork with a rubber band to twirl its rotor, it was about 1 ft (30 cm) long. Wilbur and Orville played with it until...

design without a tail rotor, similar to today’s NOTAR technology. However, work on it was soon abandoned in favor of a tail rotor design. When testing...

cryptanalysts. The Red machine was unreliable unless the contacts in its half-rotor switch were cleaned every day. A significant weak point was that it enciphered...

Mazda 2.0L 3-Rotor DAY MEX HOM VIR LGA LIM WGL MOH DAY IOW BAR MON MIL 27/10 82nd 21 2008 Hyper Sport GT Mazda RX-8 GT Mazda 2.0L 3-Rotor DAY 39/24 HOM...

26 October 2005 (2005-10-26) On 19 January 1995, lightning damages the tail rotor of Bristow Helicopters Flight 56C, forcing the crew to perform an emergency...

emergency when it lost the drive to its tail rotor. Without it to counteract the torque produced by the main rotor, the helicopter became uncontrollable and...

February 1996. One modification for the S-61 is the Carson Composite Main Rotor Blade. These blades replace the original Sikorsky metal blades, which are...

powerful than the preceding Turbomeca Turmo. The rotorcraft's four-bladed main rotor was redesigned to make use of composite materials. The design team paid...

possible malfunction of the tail rotor, and called on operators of Bell 206 helicopters to inspect the tail rotor and tail rotor drive system before takeoff...

The Kamov Ka-90 is a projected high-speed helicopter built by Kamov, a model of which was displayed at the HeliRussia 2008 trade show in April 2008. The...

A linear motor is an electric motor that has had its stator and rotor "unrolled", thus it produces a linear force along its length, rather than a rotational...

Rotor/Blade details Rotor/Turbine details Number of blades 3 Number of turbines 30 Total nominal power 69,000 kW Turbine diameter 101 m Turbine power...

by AgustaWestland and Airbus Helicopters. This ITD focuses on innovative rotor blades, integration of diesel engine technology and advanced electrical...

still an inadequate power, extra rotor disks were stacked axially, along the axle. This had the advantage that each rotor disk could at least share the flux...

The Bell 47J Ranger is an American single-engine single-rotor light helicopter manufactured by Bell Helicopter. It was an executive variant of the highly...

Source: A Wankel Diesel engine shares its basic design, a triangular-like rotor in an oval, epitrochoid-shaped housing, with a regular Wankel engine. The...

of Spheriflex rotor technology, new Turbomeca Makila 2A turboshaft engines, along with a redesigned main gearbox to accommodate the rotor and engine changes...

functioned; (2) the wiring of the rotors; and (3) the daily settings (the sequence and orientations of the rotors, and the plug connections on the plugboard)...

for the autogyros of its day: an aeroplane-like fuselage surmounted by a rotor on a mast. It had a conventional tail, fixed, tailskid undercarriage, and...

steeply into the sea. A witness also reported seeing the helicopter's rotor head with rotor blades attached falling into the sea after the body of the helicopter...

reportedly makes greater use of titanium and composites in its rotor blades and rotor, and replaces the Z-8's boat-shaped lower fuselage with a tail ramp...

A rotor current meter (RCM) is a mechanical current meter, an oceanographic device deployed within an oceanographic mooring measuring the flow within...

reduce the droplet size in emulsions. Colloid mills work on the rotor-stator principle: a rotor turns at high speeds (2000–18000 RPM). A high level of hydraulic...

and search and rescue missions. The HH-65 is known for its Fenestron tail rotor and its autopilot capabilities, which can complete an unaided approach to...

The Lorenz SZ40, SZ42a and SZ42b were German rotor stream cipher machines used by the German Army during World War II. They were developed by C. Lorenz...

tubing. Its 22 ft (6.7 m) diameter rotor has two blades. Factory available options included a main rotor pre-rotator, a rotor brake and an instrument package...

practice of monitoring the condition of a blade, such as a helicopter's rotor blade, for deterioration or damage. A common area of focus in the aviation...

after the UCI approved them for use in professional races in May 2018. Disc rotor locks have been popular for motorcyclists for many years but with the proliferation...

consist of one or more stages, where each stage has a stator and a rotor. Individual rotor discs in a turbine are more commonly referred to as wheels in the...

its FARA candidate design, a winged helicopter with a single rotor and ducted tail rotor. As of October 2019[update], Boeing had not released details...

provided excellent external visibility. Its four-bladed full-articulated main rotor made it particularly agile, and it was suitable for personnel transport...