Lock-up for thin printing plate

Details Lock-up for thin printing plate Lock-up for thin printing plate

1972-10-26

1976-07-20

Coughenour, Clyde I.

Printing

Flexible-sheet-securing devices

101378, 29225669, 292DIG29, B41F 2706

Patent

active

039700011

ABSTRACT:
Lock-up structure for applying a thin flexible press roll to a generally semi-cylindrical saddle comprising means for fixing one end of a printing plate to one straight edge of the saddle, and a bar at the other straight edge of the saddle. The bar includes means for affixing the opposite edge of the printing plate thereto. Toggle means are provided for swinging the bar into position adjacent the other straight edge of the saddle while applying a predetermined tension to the printing plate.

REFERENCES:
patent: 427320 (1890-05-01), Hawkins
patent: 495466 (1893-04-01), Jones
patent: 597952 (1898-01-01), Burnham
patent: 1640347 (1927-08-01), Chisholm
patent: 1980386 (1934-11-01), Davis
patent: 2388193 (1945-10-01), Stempel
patent: 2915010 (1959-12-01), Crafts
patent: 3217644 (1965-11-01), Schmidt

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