Directional control assembly for an air winch

Details Directional control assembly for an air winch Directional control assembly for an air winch

1993-10-22

1995-11-14

Stodola, Daniel P.

Implements or apparatus for applying pushing or pulling force

Apparatus for hauling or hoisting load, including driven...

Device includes rotatably driven, cable contacting drum

13761419, 251213, 251294, 251229, 254360, B66D 148, B66D 110, F16K 3144

Patent

active

054659396

ABSTRACT:
A mechanical limit control device for adjustably halting the operation of a winch at preset points including a proportionally driven flexible cog belt providing a compact conformable configuration having projections which operate a snap action air valve to limit the deployment extent of a pneumatically operated winch.

REFERENCES:
patent: 1486923 (1924-03-01), Ross
patent: 2064051 (1936-12-01), Allard
patent: 2827880 (1958-03-01), Shaff
patent: 3301532 (1967-01-01), Lock et al.
patent: 3365175 (1968-01-01), Pompiliu et al.
patent: 3502301 (1970-03-01), Davis et al.
patent: 3934856 (1976-01-01), Shaw
patent: 3960362 (1976-06-01), Griffiths et al.
patent: 4827982 (1989-05-01), Inagaki

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