Fail-safe tail rotor control system

Details Fail-safe tail rotor control system Fail-safe tail rotor control system

1983-09-22

1985-09-10

Barefoot, Galen

Aeronautics and astronautics

Aircraft, heavier-than-air

Helicopter or auto-rotating wing sustained, i.e., gyroplanes

244232, 244233, 745015R, 74 96, B64C 1330

Patent

active

045401411

ABSTRACT:
Helicopter tail rotor control system having a quadrant (18) with two flexible cables (20,22) wrapped around the quadrant surface in opposing directions and each attached to the quadrant at a point (42,60) opposite to initial contact of the cable with the quadrant, and spring extension (44, 62) from each cable passing around a pulley (46) and attached to the quadrant at a point on a radial line with the cable attachment.

REFERENCES:
patent: 2280106 (1942-04-01), Sturgess
patent: 2787916 (1957-04-01), Cushman
patent: 4170147 (1979-10-01), Dunno et al.
patent: 4186622 (1980-02-01), Cooper
patent: 4198877 (1980-04-01), Huling

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