Method of making counterrotating aircraft propeller blades

Details Method of making counterrotating aircraft propeller blades Method of making counterrotating aircraft propeller blades

1990-03-01

1990-11-20

Dawson, Robert A.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

73455, 73458, 73468, 156 91, 156245, 244123, 416144, 416226, 416233, B32B 3112, B32B 3114

Patent

active

049716417

ABSTRACT:
An aircraft propeller blade is constructed by forming two shells of composite material laminates and bonding the two shells to a metallic spar with foam filler pieces interposed between the shells at desired locations. The blade is then balanced radially and chordwise.

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patent: 4370097 (1983-01-01), Hanson et al.
patent: 4407635 (1983-10-01), Grimes et al.
patent: 4784575 (1988-11-01), Nelson et al.

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