Method of and apparatus for printing colored patterns

Typewriting machines – Typing by other than type-face or type-die – Thermal

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346 76PH, 400201, B41J 302, G01D 1510

Patent

active

045429979

ABSTRACT:
A method of and an apparatus for printing patterns of information of a record sheet, wherein those selected out of a number of printer elements arranged in an array are actuated to heat a succession of differently colored, recurrent colored sections of a variegated, heat-sensitive ink ribbon for producing dots of different colors on the record sheet during each of a predetermined number of dot printing steps of a line printing interval.

REFERENCES:
patent: 3984809 (1976-10-01), Dertouzos
patent: 4388628 (1983-06-01), Moriguchi
patent: 4408212 (1983-10-01), Moriguchi et al.
patent: 4410898 (1983-10-01), Murayama et al.
patent: 4423424 (1983-12-01), Takayama

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