Variable speed winch

Implements or apparatus for applying pushing or pulling force – Apparatus for hauling or hoisting load – including driven... – Device includes rotatably driven – cable contacting drum

Reexamination Certificate

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Details

C254S323000

Reexamination Certificate

active

07922153

ABSTRACT:
A variable speed winch in one embodiment includes a drive shaft, a power source, a single gear operation lever, a variable gearing system and a drum. The power source is configured to rotate the drive shaft. The variable gearing system is in rotational connection with the drive shaft and is configured to change the gearing of the winch based on the rotation of the single gear operation lever. The drum is in rotational connection with the variable gearing system.

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patent: 5842684 (1998-12-01), Aho
patent: 6604731 (2003-08-01), Hodge
patent: 7000904 (2006-02-01), Huang

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