Incremental printing of symbolic information – Thermal marking apparatus or processes – Multicolor
Patent
1996-09-30
1997-12-30
Tran, Huan H.
Incremental printing of symbolic information
Thermal marking apparatus or processes
Multicolor
347218, B41J 2325, B41J 232
Patent
active
057036357
ABSTRACT:
A thermal transfer color recording device comprising a recording portion for effecting thermal transfer color recording by clamping and conveying an ink sheet on which ink of two or more colors being applied respectively on areas nearly equal to or larger than desired recording areas and a recording paper between a thermal head having a plurality of rectilinear heating elements and a platen roller adapted to selectively press the heating elements. A grip roller is located downstream side from the recording portion for clamping and conveying the recording paper between a pinch roller being resiliently biassed agaist the grip roller. An auxiliary roller is located upstream side from the recording portion and clamping and conveying the recording paper only between the platen roller. There are provided minute projections on the surface of the grip roller for ensuring the gripping and conveying operation.
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patent: 4910530 (1990-03-01), Fukumoto et al.
patent: 4972207 (1990-11-01), Ishiyama et al.
patent: 4985711 (1991-01-01), Nakamura et al.
patent: 5001498 (1991-03-01), Shimizu et al.
patent: 5021804 (1991-06-01), Nozawa et al.
patent: 5160944 (1992-11-01), Fukumoto et al.
Nakahashi Fumio
Sasaki Naotaka
Sugaya Kenju
Japan Servo Co. Ltd.
Tran Huan H.
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