Questions tagged [rotor-head]

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8
votes
8answers
5k views

Is it possible to design a helicopter with fixed rotor blades only (no blade angle/flap/pitch)?

I am not familiar with helicopter rotor design but I wonder if it is possible to build a working/flying helicopter with fixed rotors that cannot change the blade angle, flap, pitch or adjust blades ...
42
votes
6answers
19k views

Can a helicopter stand on the ground upside down on its rotor head?

From what I understand the rotor head needs to be strong enough to hold the craft weight hanging below it, and sounds pretty strong. The blades however look quite fragile (for a piece of metal). In ...
2
votes
1answer
185 views

Could a rotor head wing be plausible?

Could a helicopter support a detachable wing with no controls on top of the rotor head in place of a radar dome? Could the rotor head be made to support more weight? Would it be more fuel efficient at ...
6
votes
1answer
2k views

What are the mechanisms fitted in the SA321G Super Frelon rotor head?

Past the cyclic-collective pitch control, I understand (maybe incorrectly) that additional mechanisms are required to prevent or limit vibrations and loads on the mast and the blades. Aerospatiale ...