Ink duct for offset or relief printing machines

Details Ink duct for offset or relief printing machines Ink duct for offset or relief printing machines

1979-04-23

1981-01-06

Fisher, J. Reed

Printing

Inkers

Fountains

101363, B41F 3104, B41L 2706, B41L 2708

Patent

active

042429587

ABSTRACT:
Ink duct for offset or relief printing machines having an ink metering device adjustable with respect to a doctor roller for varying a gap therebetween, includes an ink metering device having adjusting elements for varyingly adjusting the gap zonewise, the adjusting elements being formed with respective bracing and metering regions disposed adjacent one another in axial direction of the doctor roller, the adjusting elements at the respective bracing region thereof being continuously spring-biased into at least indirect contact with the doctor roller and, at the respective metering region thereof, being adjustable to a varying spacing thereof from the doctor roller so that the respective spacing of the respective metering region from the doctor roller determines the ink gap in a respective zone.

REFERENCES:
patent: 2837024 (1958-06-01), Dougan
patent: 2902927 (1959-09-01), Ross
patent: 3318239 (1967-05-01), Wintzer

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