Work holders – Relatively movable jaws – Means for direct manual adjustment of jaw
Patent
1988-02-12
1989-05-30
Watson, Robert C.
Work holders
Relatively movable jaws
Means for direct manual adjustment of jaw
B25B 102
Patent
active
048343552
ABSTRACT:
A mechanical program-controlled fast range-adjusting device comprises a locking mechanism for the central shaft, a screw clamp force exerting mechanism and a mechanical program-controlled mechanism. It can be used to adjust the relative position of the movable sliding body quickly according to the different sizes of the workpieces (or their relative positions) so as to realize fastly clamping (or feeding) the workpieces.
REFERENCES:
patent: 2102602 (1937-12-01), Nash
patent: 2430458 (1947-11-01), Farrell
patent: 2672776 (1954-03-01), Eisenheimer
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