Recorders – Thermal recording
Patent
1982-06-17
1985-04-09
Goldberg, E. A.
Recorders
Thermal recording
400120, G01D 1510
Patent
active
045105057
ABSTRACT:
There is provided to a thermal printer including a thermal head having a plurality of heating elements and a power supply for driving the thermal head. A power supply average voltage detected and a time period for supplying a voltage to the heating elements is determined based on the detected voltage and the number of heating elements to be simultaneously energized.
REFERENCES:
patent: 4145756 (1979-03-01), Cochran et al.
patent: 4219824 (1980-08-01), Asai
patent: 4360819 (1982-11-01), Saito et al.
patent: 4407003 (1983-09-01), Fukui
Canon Kabushiki Kaisha
Goldberg E. A.
Preston Gerald E.
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