Sheet-fed press with impression cylinder having air suction mech

Details Sheet-fed press with impression cylinder having air suction mech Sheet-fed press with impression cylinder having air suction mech

1986-05-23

1988-09-20

Fisher, J. Reed

Printing

Multicolor

Rotary machines

101217, 101232, 101246, 101350, B41F 2100

Patent

active

047716916

ABSTRACT:
A sheet-fed press is disclosed which comprises: an ink-distribution system; a plate cylinder for supporting a plate; a paper feeding means; an impression cylinder for supporting the fed printing paper; an air passage provided in the impression cylinder; a paper attracting for attracting the printing paper which is connected to the air passage so as to hold the printing paper with the suction of the air in the air passage; and an air suction mechanism which is connected to the air passage so as to suck the air in the air passage while the means for attracting the printing paper is moved with the rotation of the impression cylinder from the position facing the leading edge portion of the printing paper at least to the printing position on the impression cylinder.

REFERENCES:
patent: 2528123 (1950-10-01), Dyker
patent: 2693957 (1954-11-01), Welsh
patent: 2757610 (1956-08-01), Gegenheimer et al.
patent: 4343241 (1982-08-01), Rudolph et al.

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