Work holders – Plural holders to hold workpieces relative to each other – Workpieces normal to each other
Patent
1977-03-23
1979-08-28
Watson, Robert C.
Work holders
Plural holders to hold workpieces relative to each other
Workpieces normal to each other
269154, 269155, 269321S, B25B 514
Patent
active
041658698
ABSTRACT:
A clamp comprising a jaw assembly of three coacting work grippers connected to a plate provided with slots which guide the jaws so that they may be relatively arrayed and adjusted for various sizes of work pieces to be held at right angles for gluing or fastening; a left and right threaded actuating and locking screw for the two L-shaped jaws, and a separate identical screw for the third common jaw which they oppose; each jaw separately positionable manually; the two L-shaped jaws laterally in one slot set, the common rear jaw transversely in the same plane, back and forth, in three transverse slots in the plate; with shoulders to stabilize the lateral movement of the L-shaped jaws, and with a pilot mounted on rollers in the transverse slot to stabilize positioning of the rear jaw; provided with a pivoted eccentric cam in one model for the actuating and locking; and in another model a cam on end, pivoted with a hand lever with cam acting in a slot.
REFERENCES:
patent: 2322380 (1943-06-01), Mosley
patent: 3083007 (1963-03-01), Campfield
Flowers Mildred
Watson Robert C.
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