Method and apparatus for heating thermal head

Details Method and apparatus for heating thermal head Method and apparatus for heating thermal head

1986-04-09

1986-12-30

Evans, Arthur G.

Recorders

Thermal recording

400120, G01D 1510

Patent

active

046332693

ABSTRACT:
In a thermal printer which conducts recording by heating heat generating elements with a drive signal, the temperature of the heat generating elements, after a specified period for the start of a thermal recording signal can be returned to a constant value, by applying during the normal cooling process, that is, after application of a thermal recording signal, a predetermined auxiliary pulse corresponding to the temperature that is generated during the thermal recording and to the tone to be recorded.

REFERENCES:
patent: 4071849 (1978-06-01), Koyano et al.
patent: 4415908 (1983-11-01), Sugiura
patent: 4494126 (1985-01-01), Todoh
patent: 4523203 (1985-06-01), Adkisson et al.

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