Die clamp

Details Die clamp Die clamp

1989-09-28

1990-09-25

Watson, Robert C.

Work holders

With fluid means

Cylinder-piston means in series with additional positioning...

269 94, 269234, 269238, B23Q 308

Patent

active

049588133

ABSTRACT:
A variable height die clamp adjustable through threaded knob on a single T-headed bolt engageable with the T-slots of conventional machine table. A clamp arm pivotally connected at the centerline of the bolt through a pair of side brackets and a bolt guide has a spaced end raised through a reaction connection of the side brackets with the machine table surface and through a transverse hydraulic piston having a flat wedge surface adapted to engage a flatted surface on a longitudinal locking pin.

REFERENCES:
patent: 1536310 (1925-05-01), Rothlisberger
patent: 2499408 (1950-03-01), Nipken
patent: 2755758 (1956-07-01), Johansen
patent: 3078088 (1963-02-01), Einsiedler
patent: 3281140 (1966-10-01), Smierciak
patent: 3967817 (1976-07-01), McClocklin
patent: 4174828 (1979-11-01), Bergman
patent: 4538797 (1985-09-01), Lerch
patent: 4721293 (1988-01-01), Schron et al.

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