Adjustable sequence valve for towing winch hydraulic controls

Details Adjustable sequence valve for towing winch hydraulic controls Adjustable sequence valve for towing winch hydraulic controls

1976-02-02

1978-02-21

Wyche, Benjamin W.

192 clutches and power-stop control

Transmission control and clutch control

Common control

137538, 192109F, 192 8713, F16D 6702

Patent

active

040747964

ABSTRACT:
A towing winch system with fluid pressure actuated power input and winch input clutches disposed serially between the power take-off and cable drum. A controlled but variable reduced fluid pressure from a source is applied to the winch input clutches and full fluid pressure is applied to the power input clutch through a valve which opens in response to and when the pressure applied to the winch input clutches exceeds a manually selectable low or high value for inching or non-inching operation, respectively.

REFERENCES:
patent: 3352392 (1967-11-01), Black et al.
patent: 3386543 (1968-06-01), Osburn
patent: 3621955, Black
patent: 3729171 (1973-04-01), Yates et al.

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