Wrench with nut-retaining mechanism

Details Wrench with nut-retaining mechanism Wrench with nut-retaining mechanism

1984-02-01

1986-02-18

Schmidt, Frederick R.

Tools

Wrench, screwdriver, or driver therefor

Rigid jaws

B25B 1302

Patent

active

045705135

ABSTRACT:
A box wrench has a mechanism for releasably locking a nut or bolt in the receiving cavity of the wrench, the mechanism comprising a detent which may be projected into the cavity or withdrawn from the cavity, an actuating lever for the detent on the outside of the wrench, and a thumb-operated keeper conveniently located on the wrench handle for controlling the position of the lever so that the detent can be projected and withdrawn without a user having to release the handle.

REFERENCES:
patent: 1146544 (1915-07-01), Anderson
patent: 1251347 (1917-12-01), Davis
patent: 1390408 (1921-09-01), Webber
patent: 1558267 (1925-10-01), Mcbuckin
patent: 1585338 (1926-05-01), Fisher et al.
patent: 2659258 (1953-11-01), Dillard
patent: 2798394 (1957-07-01), Hubbard
patent: 3376765 (1968-04-01), Ruby
patent: 3379231 (1968-04-01), Gallo, Sr.
patent: 3668952 (1972-06-01), Teutsch
patent: 4063472 (1977-12-01), MacIntyre et al.

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