Printing – Flexible-sheet-securing devices
Patent
1994-06-28
1996-01-23
Eickholt, Eugene H.
Printing
Flexible-sheet-securing devices
B41F 128
Patent
active
054857848
ABSTRACT:
A printing plate cylinder (10) having an elongate mounting slot (12) with a pair of opposite walls (14A, 14B), with a universal lockup apparatus (16) for releasibly holding the opposed edges (42A, 42B) of a printing plate (44) within the mounting slot (12), the universal lockup apparatus (16) having a roller member (18) for clamping at least one of the opposed edges (42A, 42B) of the plate (44) against one of the opposed walls (14A, 14B) of the slot (12), a brace member (20) mounted to securement pivot posts (22) for movement about roller member (18) between one operative position in which the brace member (20) is interposed between one of the pair of opposite walls (14A) of the slot (12) and the clamping roller member (18) to brace the clamping member (18) against movement away from the other one of the pair of opposite walls (14B) to another operative position in which the brace member (20) is interposed between the other one of the pair of opposite walls (14B) of the slot (12) and the clamping member (18) to brace the clamping member (18) against movement away from the one of the pair of opposite walls (14A).
REFERENCES:
patent: 2050950 (1936-08-01), Huck
patent: 2764089 (1956-09-01), Bachman
patent: 4277164 (1981-07-01), Fortmann
patent: 4493258 (1985-01-01), Wallschlaeger et al.
patent: 5010818 (1991-04-01), Wallschaeger, Sr.
patent: 5012738 (1991-05-01), Bloothoofd
patent: 5062363 (1991-11-01), Reichel
patent: 5131327 (1992-07-01), Nagasono et al.
patent: 5325778 (1994-07-01), Hartung et al.
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