Mechanism for controlling pitch change in helicopter blades

Details Mechanism for controlling pitch change in helicopter blades Mechanism for controlling pitch change in helicopter blades

1991-07-08

1992-11-24

Look, Edward K.

Fluid reaction surfaces (i.e., impellers)

Having positive means for impeller adjustment

416114, 416148, 416168R, 244 1725, B63H 106

Patent

active

051658542

ABSTRACT:
Mechanism for controlling pitch changes in helicopter blades, related to the helicopter mast and connected to a lever assembly mounted into the structure, having a pair of command arms, the assembly comprising first and second bars, related by rocker arms, for selective transmission of cyclic and collective pitches.

REFERENCES:
patent: 3799695 (1974-03-01), Yamakawa

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