Work holders – Relatively movable jaws – With tool couple element
Patent
1988-01-25
1989-08-01
Watson, Robert C.
Work holders
Relatively movable jaws
With tool couple element
269277, B25B 100
Patent
active
048528668
ABSTRACT:
A vise adapter for clamping in a bench vise or the like is provided for holding threaded objects. The adapter has a pair of parallel rectangular blocks arranged to slide from a closed position to an open position. The opposing faces of the blocks each have mating threaded essentially semi-cylindrical channels thereacross forming threaded openings when the faces are contiguous. A threaded object is placed in a channel of matching diameter and thread pitch, the blocks closed, and clamped for performing operations on the object.
REFERENCES:
patent: 791379 (1905-05-01), Shepardson
patent: 1336610 (1920-04-01), Borchers
patent: 1672808 (1928-06-01), Hansel
patent: 2003619 (1935-06-01), Williamson
patent: 2438989 (1948-04-01), Billman
patent: 2892480 (1959-06-01), Franck
Watson Robert C.
Wiggins Macdonald J.
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