Inking unit of a rotary offset press

Details Inking unit of a rotary offset press Inking unit of a rotary offset press

1985-11-07

1986-12-02

Fisher, J. Reed

Printing

Inkers

Roller

B41F 3134, B41L 2736

Patent

active

046256423

ABSTRACT:
An inking unit for a rotary offset press wherein transfer and applicator rolls are normally externally accessible only after pivoting around one or more non-displaceable transfer rolls, or after the removal of such rolls, including at least two applicator rolls mounted in pivoted levers and having provision for engaging and disengaging companion transfer rolls, the pivoted levers of the applicator rolls being mounted on eccentric bushings having provision for adjusting the pivoted levers relative to engaging the companion non-displaceable transfer roll, characterized by a first transfer roll engaging a pair of inner applicator rolls and all the other displaceable transfer rolls being mounted for engagement with the non-displaceable transfer rolls in a single mounting arm, with the mounting arm being mounted on an eccentric collar disposed centrally on the axis of the non-displaceable transfer roll, and with the arm being pivotable through 180.degree. so that it can be lowered together with the center of the eccentric, and the first transfer roll can be pivoted clockwise, together with the mounting arm, out of the inking unit with the other displaceable transfer rolls removed, and at least three of the other applicator rolls being mounted in levers respectively pivotable around the non-displaceable transfer rolls for consecutive engagement with the plate cylinder.

REFERENCES:
patent: 3611924 (1971-10-01), Harrison
patent: 3635160 (1972-01-01), Specht et al.
patent: 4214527 (1980-07-01), Kamoth

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