Typewriting machines – Typing by other than type-face or type-die – Thermal
Patent
1993-05-26
1994-11-08
Wiecking, David A.
Typewriting machines
Typing by other than type-face or type-die
Thermal
346 76PH, 400 74, B41J 237
Patent
active
053621611
ABSTRACT:
A power source for a printer has a power source unit for supplying power to the printer and lead wires for electrically connecting the power source unit to the printer. The power source unit includes a compensating circuit for compensating a reduction in voltage applied to the printer from the power source unit, and the compensating circuit detects a load electric current supplied to the printer only within the power source and is constructed such that the reduction in voltage is compensated in accordance with the load electric current.
REFERENCES:
Japanese Laid-Open Pat. Appln. No. 1-216862, laid open Aug. 30, 1989.
Japanese Laid-Open Pat. Appln. No. 61-185464, laid open Aug. 19, 1986.
Kelley Steven S.
Sharp Kabushiki Kaisha
Wiecking David A.
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