Quick-action clamping device

Details Quick-action clamping device Quick-action clamping device

1991-12-23

1993-02-09

Burr, Edgar S.

Printing

Flexible-sheet-securing devices

101378, 101409, B41F 128

Patent

active

051845547

ABSTRACT:
A quick-action clamping device for fastening a printing plate on a plate cylinder in a printing machine by a fixed clamping bar and a displaceable clamping bar which are able to be brought into a clamping position and a plate-changing position, respectively, includes a spring device for resiliently pressing the displaceable clamping bar into the clamping position with a holding force for clamping a printing plate between the displaceable clamping bar and the fixed clamping bar, and at least one re-set element for returning the displaceable clamping bar to the plate-changing position against the holding force.

REFERENCES:
patent: 3715981 (1973-02-01), Huffman
patent: 4068586 (1978-01-01), Frey et al.
patent: 4183299 (1980-01-01), Cappel
patent: 4250810 (1981-02-01), Fowler et al.
patent: 4759290 (1988-07-01), Holl et al.
patent: 4823698 (1989-04-01), Ruger et al.
patent: 4938134 (1990-07-01), Dorsam et al.
patent: 4977833 (1990-12-01), Inage

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