Motor vehicle winch
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 24, 1981
Grant Date -
N/A
app pub date -
Dec 6, 1978
filing date -
Dec 6, 1977
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A winch having a drum and a gearbox, wherein the gearbox houses planetary gearing for driving the drum, and a coupling device for selectively changing the rotational speed of the drum. The coupling device comprises two interconnected dog elements which are rotatable by the winch motor and are positionable along the rotational axis of the drum at three locations to variously engage the drum and/or gearing for a selected drum speed.
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