Shutter-type clamping device

Details Shutter-type clamping device Shutter-type clamping device

1991-10-07

1993-03-23

Nozick, Bernard

Presses

Reciprocating press construction

4254501, 4254519, B03B 100

Patent

active

051954311

ABSTRACT:
Disclosed is a shutter-type clamping device which is equipped with: a stationary platen; a movable platen; a base plate; a clamping piston which is lodged in a cylinder provided on the base plate and which has a hollow section; a protrusion provided on the movable platen and having configuration which allows it to enter the hollow section of the piston; and a shutter which allows or hinders the entry of the protrusion into the hollow section; the shutter being attached to the piston and arranged in such a manner as to be capable of moving forwards and backwards and incapable of rotating with respect to a member on the side of the base plate.

REFERENCES:
patent: 3737278 (1973-06-01), Putzler

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