Composite helicopter rotor hub

Details Composite helicopter rotor hub Composite helicopter rotor hub

1987-07-30

1989-01-10

Powell, Jr., Everette A.

Fluid reaction surfaces (i.e., impellers)

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

Nonmetallic resilient mounting

416230, 416244R, B64C 1106

Patent

active

047970642

ABSTRACT:
A fiber reinforced braided composite main helicopter rotor hub retention plate whose fiber orientation withstands forces both in the plane of the retention plate and normal to the plane. The retention plate comprises a fiber reinforced resin braided tubular ring having substantially circumferential fibers interwoven with angled fibers disposed about a central core. Arms extend inward from the braided ring for attachment to a driveshaft.

REFERENCES:
patent: 4195967 (1980-04-01), Weiland
patent: 4425082 (1984-01-01), Mussi et al.
patent: 4483214 (1984-11-01), Mayer
patent: 4512717 (1985-04-01), Pancotti et al.
patent: 4516909 (1985-05-01), Caramaschi et al.
patent: 4521157 (1985-06-01), Caramaschi et al.
patent: 4556365 (1985-12-01), Mouille et al.
patent: 4568245 (1986-02-01), Hibyan et al.
patent: 4652211 (1987-03-01), Castelli et al.
patent: 4666753 (1987-05-01), Matuska et al.

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