Work holders – Operator supported – Handle manipulation for jaw actuation
Patent
1982-02-22
1984-03-13
Watson, Robert C.
Work holders
Operator supported
Handle manipulation for jaw actuation
74127, 74130, 269227, 269243, 269249, B66F 300
Patent
active
044362943
ABSTRACT:
A one hand clamping device which is flexible and reversible in operation, comprises a hand held main unit having mounted thereon a C-shaped clamping structure which is also changeable in relative position with the main unit, an actuating grip together with quandrant segment gear actuated thereby, rack bar driven from the gear action driven from the quandrant segment gear and integral with a slidable receptacle for supporting one-way drive structure for an actuating drive gear for in turn an elongated clamping screw which is mounted so as to be movable in and out of the hand held unit. The elongated clamping screw is provided with a slot therein for reception of a guide plate also mounted in the main unit to prevent rotation of the screw but to permit longitudinal movement thereof in and out of the main unit.
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patent: 4253648 (1981-03-01), Meeks
patent: 4339113 (1982-07-01), Vosper
Huckert John W.
Watson Robert C.
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