Work holder apparatus

Details Work holder apparatus Work holder apparatus

1989-03-20

1990-09-04

Watson, Robert C.

Work holders

With ground traversing means

269239, 269 32, 269258, B23Q 104

Patent

active

049538365

ABSTRACT:
Work holder apparatus for clamping large workpieces in position to carry out finishing operations comprising a base support unit, spaced parallel upright support members disposed thereon and extending upwardly to define a generally channel-shaped opening for insertion of a workpiece in the channel, a movable clamping member mounted on one of the support members including a workpiece-engaging surface in facing relation to the other of the support members, and clamping control means for horizontally advancing the clamp member toward and away from the other of the frame members.

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patent: 4211394 (1980-07-01), Sampson
patent: 4586701 (1986-05-01), Oncken
patent: 4729552 (1988-03-01), Pempek
patent: 4799658 (1989-01-01), Ponce

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