Slip sheet insertion-delivery apparatus for sheet-fed printing p

Details Slip sheet insertion-delivery apparatus for sheet-fed printing p Slip sheet insertion-delivery apparatus for sheet-fed printing p

1987-11-30

1989-07-11

Eickholt, Eugene H.

Printing

Antismut device

Sheet

1988037, 271 9, 270 95, B41F 2100, B65G 2900

Patent

active

048460648

ABSTRACT:
In a slip sheet insertion-delivery apparatus, a plurality of printing sheet grippers opposite to some of a plurality of gripper pads mounted on a gripper pad shaft and slip sheet grippers opposite to the remaining gripper pads are mounted on one gripper shaft. The slip sheet grippers are loosely fitted on the gripper shaft through corresponding torsion springs. A cam mechanism is arranged to simultaneously open/close the printing and slip sheet grippers near a cylinder. Another cam mechanism including a plurality of cams is arranged to simultaneously open/close only the slip sheet grippers at a slip sheet insertion position.

REFERENCES:
patent: 2158552 (1939-05-01), Potdevin
patent: 2647463 (1953-08-01), Ferrar
patent: 2984178 (1961-05-01), Koch
patent: 3122362 (1964-02-01), Vollrath et al.
patent: 3497208 (1970-02-01), Reinartz et al.
patent: 3713648 (1973-01-01), Spika
patent: 3831781 (1974-08-01), Anikanov et al.
patent: 3948508 (1976-04-01), Kanazawa
patent: 4409741 (1983-10-01), Bonomi
patent: 4618135 (1986-10-01), Greiner et al.
patent: 4681213 (1987-07-01), Winiasz

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