Tools – Wrench – screwdriver – or driver therefor – Slidable jaw adjustments
Patent
1988-06-17
1989-05-23
Meislin, Debra
Tools
Wrench, screwdriver, or driver therefor
Slidable jaw adjustments
B25B 1316
Patent
active
048319031
ABSTRACT:
Pipe wrenches, particularly a pipe wrench which has a removable pull handle, such that the wrench can make four 90.degree. turns in close quarters. The wrench is characterized by a housing having a stationary lower gripping jaws, an upper clamping jaw housing pivoted to the lower gripping jaw and including an adjustable clamping jaw. Intersecting vertical and horizontal bores extend through the gripping jaw housing, such that a pull handle may be removably inserted therein.
REFERENCES:
patent: 525684 (1894-09-01), Friede
patent: 620485 (1899-02-01), McCune
patent: 621869 (1899-03-01), Stynsberg
patent: 924269 (1909-06-01), Paterson
patent: 1405432 (1922-02-01), Peterson
patent: 1747360 (1929-07-01), Giles
patent: 2649824 (1949-09-01), Maxwell
patent: 2825254 (1957-04-01), Peltcher
patent: 3948120 (1976-04-01), Hancock
Barrett Raymond B.
Dausey George M.
Meislin Debra
Semmes David H.
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