Propfan blade erection damper

Details Propfan blade erection damper Propfan blade erection damper

1989-07-24

1991-01-15

Kwon, John T.

Fluid reaction surfaces (i.e., impellers)

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

Including movement limit stop or damping means

416 2, 416 87, 416143, 244 328, 244 329, B64C 2751

Patent

active

049849670

ABSTRACT:
A blade erection damper for a folding propfan blade comprising a blade hammer on the propfan blade engageable with a fluid-filled frangible capsule to dampen erection of the blade.

REFERENCES:
patent: 3012767 (1961-12-01), Jones, Jr.
patent: 3697019 (1972-10-01), Watson
patent: 4165847 (1979-08-01), Detalle
patent: 4296895 (1981-10-01), Pazmany
patent: 4817891 (1989-04-01), Gaywood

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