Clamping apparatus for work

Details Clamping apparatus for work Clamping apparatus for work

1991-12-12

1992-11-03

Watson, Robert C.

Work holders

With fluid means

Cylinder-piston means directly moves jaw

269 60, 269 91, 269152, B23Q 306

Patent

active

051601249

ABSTRACT:
A pillar (3) is projected upwardly from a central portion (2) of a base plate (1), and at least two work receiving portions (4) (4) are disposed in the opposite sides of the peripheral portion of the base plate (1). A plurality of pressing arms (5) (5) are projected radially from the pillar (3) toward the work receiving portions (4) (4), and these pressing arms (5) (5) are supported horizontally pivotally by the pillar (3). A pressing hydraulic cylinder (6) is disposed in the projecting portion of the pressing arm (5) so as to face downwardly.

REFERENCES:
patent: 2325387 (1943-07-01), Fredrickson
patent: 4102374 (1978-07-01), Klein
Japanese published unexamined application No. 63-44733 Date: Mar. 25, 1988.

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