Self-metering gravity fed ink dispensing roller

Details Self-metering gravity fed ink dispensing roller Self-metering gravity fed ink dispensing roller

1988-09-22

1990-04-03

Wiecking, David A.

Printing

Inkers

Roller

101367, B41F 3114

Patent

active

049130501

ABSTRACT:
An ink dispensing roll comprises a generally cylindrical member having a plurality of holes communicating with an interior annular reservoir and a microporous ink impregnated sleeve mounted about the cylindrical member. The annular reservoir is in liquid communication with a larger reservoir charged with ink that flows by gravity into the annular reservoir and then into the microporous sleeve.

REFERENCES:
patent: 625861 (1899-05-01), Vail et al.
patent: 1612936 (1927-01-01), Mitchell et al.
patent: 3336244 (1967-08-01), Rockoff
patent: 3797388 (1974-03-01), Kaminstein
patent: 3971315 (1976-07-01), Hansen
patent: 4246842 (1981-01-01), Williams
patent: 4416201 (1983-11-01), Kessler

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