Helicopter rotor

Details Helicopter rotor Helicopter rotor

1983-12-05

1986-05-13

Powell, Jr., Everette A.

Fluid reaction surfaces (i.e., impellers)

Articulated, resiliently mounted or self-shifting impeller...

Including movement limit stop or damping means

416107, 416134A, 416141, B64C 2735, B64C 2751

Patent

active

045883564

ABSTRACT:
Helicopter rotor on which a number of blades are each connected to a perimetrical bridge element on a hub by means of a fork element extending round the said bridge element and connected to it by means of two elastomer supports, arranged in series, of which one is designed to dampen at least operation of the blade in the hub plane.

REFERENCES:
patent: 3556673 (1971-01-01), Killian
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patent: 3764230 (1973-10-01), Rybicki et al.
patent: 3853426 (1974-12-01), Rybicki
patent: 3862812 (1975-01-01), Gorndt et al.
patent: 3967918 (1976-07-01), Mouille et al.
patent: 4012169 (1977-03-01), Mouille et al.
patent: 4028002 (1977-06-01), Finney et al.
patent: 4135856 (1979-01-01), McGuire
patent: 4232563 (1980-11-01), Peterson et al.
patent: 4235570 (1980-11-01), Ferris et al.
patent: 4242047 (1980-12-01), Ferris et al.
patent: 4249862 (1981-02-01), Waddington et al.
patent: 4297078 (1981-10-01), Martin
patent: 4304525 (1981-12-01), Mouille
patent: 4341499 (1982-07-01), Peterson
patent: 4365936 (1982-12-01), Hatch
patent: 4369019 (1983-01-01), Lovera et al.

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