Color thermal printer

Typewriting machines – Including interposed inking device for record-medium – Ribbon – per se

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Details

400237, B41J 3518

Patent

active

057695490

ABSTRACT:
A color thermal printer using an ink sheet having a set of three or four colorants coated or printed so as to correspond to a print area with sensor marks arranged at boundaries between the colorants. In the color thermal printer, a plurality of sensors are disposed within a print width of a thermal head and downstream from a heat line of the thermal head in an ink sheet forward direction by a predetermined distance. When the sensors have sensed the sensor marks, the ink sheet is rewound by the predetermined distance to cause the printing operation to be effected.

REFERENCES:
patent: 5037218 (1991-08-01), Shimizu et al.
patent: 5073053 (1991-12-01), Kashiwagi
patent: 5132701 (1992-07-01), Stephenson
patent: 5144331 (1992-09-01), Amano
patent: 5185315 (1993-02-01), Sparer
patent: 5466075 (1995-11-01), Kouzai et al.
patent: 5501537 (1996-03-01), Kohno

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