Clamping device for fastening a flexible printing form on a jack

Details Clamping device for fastening a flexible printing form on a jack Clamping device for fastening a flexible printing form on a jack

1993-10-12

1995-06-13

Burr, Edgar S.

Printing

Flexible-sheet-securing devices

101378, B41F 2712

Patent

active

054232589

ABSTRACT:
Clamping device for fastening a flexible printing form on a jacket surface of a cylinder includes a structure defining a groove formed in and across a jacket surface of a cylinder for receiving a leading end of a printing form therein, a structure defining a cylinder gap formed axially parallel in the jacket surface of the cylinder for receiving therein a trailing end of the printing form bent with an obtuse angle, a turnable clamping shaft disposed axially parallel in the cylinder and having at least one resilient element fastened thereto, the one resilient element being movable with respect to the trailing end of the printing form, the structure defining the cylinder gap including a leading lateral surface formed in the cylinder and provided with an edge engageable by the trailing end of the printing form, the one resilient element having two legs, one of which, in an unclamped condition of the clamping device, extends freely into the gap.

REFERENCES:
patent: 2961951 (1958-04-01), Nitchie
patent: 3410211 (1968-11-01), Grunig
patent: 3626848 (1971-12-01), Tafel et al.
patent: 3727551 (1973-04-01), Kostas et al.
patent: 3757691 (1973-09-01), Etchell et al.
patent: 4104968 (1978-08-01), Schwaab et al.
patent: 5062363 (1991-11-01), Reichel
patent: 5213038 (1993-05-01), Takahashi et al.

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