main rotor


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Related to main rotor: rotor blade, tail rotor, teetering rotor

main rotor

main rotor
The rotor that supplies the principal lift to rotorcraft.
References in periodicals archive ?
David Learmount of Flight International magazine said: "If you have a catastrophic gearbox failure it will seize up and it will snap the driver to the main rotor.
With this approval, Sikorsky Aircraft, through its aftermarket business, Sikorsky Aerospace Services (SAS), will have the ability to utilise Health and Usage Monitoring System (HUMS) data to determine a one-time life adjustment for particular serial number main rotor hubs in accordance with a methodology accepted by the FAA.
Goodrich Corporation (NYSE:GR) has been selected by Russian Helicopters JSC to provide the main rotor actuator and hydraulic power supply for its upgraded Mi-34C1 light helicopter, Goodrich announced today.
That seemed to break first and get entangled with the main rotor.
Upon entering a strong downdraft, the helicopter began to sink rapidly, and as the pilot increased power and collective, the main rotor rpm began to slow.
The 37 Super Puma copters used by oilmen were grounded after a report that the crashed machine had a problem with its main rotor.
The A-kit includes: mounting hardware; wiring, Main Rotor Vertical and Lateral Accelerometers, Tail Rotor Accelerometer, Intermediate Gearbox Accelerometer, Main Rotor Tachometer, interconnection cables between all B-kit components and aircraft power; and modification work order instructions to enable a qualified maintenance team to install the A-kit in the AH-64 helicopter.
Tenders are invited for Procure a new, 3 or 4 blade main rotor, single gas turbine engine powered heilcopter.
Developer and support of aerospace and defence systems in the air, on land and at sea Cobham plc (LSE:COB) has been awarded a contract to manufacture composite components and assemblies for the main rotor blades of the US Marine Corps' CH-53K Heavy Lift Replacement Helicopter being developed by Sikorsky Aircraft Corp, the company disclosed on Wednesday.
Mechanics, the lower pressure plate and the main rotor shall nut on a Black Hawk's main rotor head are bolted together.
This functionality allows the pilot to automatically stow or spread the Main Rotor Blades.
It will produce major dynamic components of the CH-53K helicopter such as rotating and stationary swashplates, main and tail rotor hubs, and main rotor sleeves.