Printing – Printing members and inkers – Rolling-contact printing member
Patent
1994-04-28
1996-04-16
Eickholt, Eugene H.
Printing
Printing members and inkers
Rolling-contact printing member
118202, 219216, B41F 500
Patent
active
055072275
ABSTRACT:
A printing apparatus and method, which uses an ink composition which is at ambient temperatures and which becomes liquid when heated. The apparatus (1) has an ink roller (2) and a print drum (3). The ink roller (2) is for inking the printing elements (4) provided on the print drum (3). A heating block (5) surrounds and radiantly heats the ink roller (2). To maintain the print drum at elevated temperatures, heating elements (8) are provided in the print drum (3). Circuitry is provided to control the temperature of the heating elements (8) and/or heating blocks (5). The apparatus may be clutch or stepper motor driven, and supplied within a packaging machine to print batch or date or codes or the like onto packaging material.
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patent: 4693179 (1987-09-01), Watts
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patent: 5287155 (1994-02-01), Arai et al.
Eickholt Eugene H.
Frazer Engineering Co. Pty Ltd.
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