One-way ratchet tool

Details One-way ratchet tool One-way ratchet tool

2011-08-02

2011-08-02

Thomas, David B (Department: 3723)

Tools

Wrench, screwdriver, or driver therefor

Handle clutched to head

C081S177800

Reexamination Certificate

active

07987746

ABSTRACT:
A tool includes a shank. A driving device is mounted on the first end of the shank and has a first ratcheting mechanism including a compartment and a plurality of first teeth in the compartment and a second ratcheting mechanism rotatably received in the compartment and including a plurality of second teeth engaged with the plurality of first teeth. The first ratcheting mechanism is rotatable relative to the second ratcheting mechanism in a single direction. The second ratcheting mechanism also includes a channel extending therein. A driving head is moveably received in the channel between two releasably fixed positions. In one position, the driving head is adapted to turn an element in a first direction. In another position, the driving head is adapted to turn the element in the second position opposite to the first position.

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patent: 2006/0201288 (2006-09-01), Chen
patent: 2007/0289413 (2007-12-01), Stucky
patent: M352429 (2009-03-01), None

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