Composite flexbeam joint

Details Composite flexbeam joint Composite flexbeam joint

1982-08-30

1984-08-21

Powell, Jr., Everette A.

Fluid reaction surfaces (i.e., impellers)

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

Nonmetallic resilient mounting

416138, B64C 2748

Patent

active

044667744

ABSTRACT:
A helicopter rotor system using composite flexbeams for connecting a rotor blade to the rotor hub, each flexbeam being of C-section and having a web section made up of 0.degree. and .+-.45.degree. plies and top and bottom flanges made up of low angle plies in the direction of their length with their ends being connected by an arc of plies so that the top and bottom flange plies are continuous with an attachment fitting encased at the ends of the flexbeams.

REFERENCES:
patent: 3321019 (1967-05-01), Dmitroff et al.
patent: 3950115 (1976-04-01), Euler
patent: 4086024 (1978-04-01), Weiland et al.
patent: 4111605 (1978-09-01), Roman et al.
patent: 4120610 (1978-10-01), Braswell et al.
patent: 4195967 (1980-04-01), Weiland
patent: 4247255 (1981-01-01), De Rosa
patent: 4255087 (1981-03-01), Wackerle et al.
patent: 4266912 (1981-05-01), Roman
patent: 4273511 (1981-06-01), Mouille et al.
patent: 4321013 (1982-03-01), Schwarz et al.

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