Work holders – Relatively movable jaws – Jaw features
Patent
1978-04-18
1979-03-27
Watson, Robert C.
Work holders
Relatively movable jaws
Jaw features
B25B 124
Patent
active
041462149
ABSTRACT:
A pipe-gripping vise accessory has a first jaw with a fastening device for removably affixing it to a first face of a first clamping member of a vise. The first jaw has a back in juxtaposition with the first face of the first clamping member when affixed thereto and a front spaced from the back and formed in a plurality of stepped teeth following a semicylindrical pattern. A second jaw has a fastening device for removably affixing it to a second face of a second clamping member of the vise. The second jaw has a back in juxtaposition with the second face of the second clamping member when affixed thereto and a front spaced from the back and formed in a plurality of teeth following a semicylindrical pattern.
REFERENCES:
patent: 854145 (1907-05-01), Broadbooks
patent: 2606470 (1952-08-01), Kinney
patent: 3675916 (1972-07-01), Kartasuk et al.
Tick Daniel Jay
Watson Robert C.
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