Tools – Wrench – screwdriver – or driver therefor – Plural pivoted jaws and handle-lever
Patent
1996-01-25
1997-05-20
Smith, James G.
Tools
Wrench, screwdriver, or driver therefor
Plural pivoted jaws and handle-lever
81111, B25B 1328
Patent
active
056303440
ABSTRACT:
A side-entry, ratcheted wrench assembly having a handle segment, and first and second jaw members, each including a collar segment, a hub segment, and a pivot segment extending from the hub segment. Both the collar segments include exterior and interior ends, and an interior contact face extending therebetween, and define a bolt retention area wherein a bolt is retained. Further, the first pivot segment is pivotally secured to the handle segment, and the second pivot segment is pivotally secured to the first hub segment so as to provide for pivotal movement of the jaw members relative to one another between an engaged and a disengaged orientation. The engaged orientation includes the interior ends of the collar segments abutting one another so as to retain the bolt in the retention area, without clamping down on it, and is achieved and locked upon pivotal movement of the first jaw member in a first direction relative to the handle segment. Conversely, the disengaged orientation includes the jaw members pivoting relative to one another so that the exterior ends of the collar segments are spaced a maximum distance from one another and side entry of the bolt into the retention area is permitted. The disengaged orientation is achieved upon the first jaw member pivoting in a second direction which allows ratcheted rotation of the collar segments about the bolt without effecting rotation thereof.
REFERENCES:
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patent: 4718315 (1988-01-01), Nitschmann
patent: 4913011 (1990-04-01), Ma
patent: 5050464 (1991-09-01), Hurtig
patent: 5282830 (1994-02-01), Reynolds
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