Title:
POWER SUPPLY DEVICE FOR PRINTER
Document Type and Number:
Japanese Patent JPH05116347
Kind Code:
A
Abstract:
PURPOSE: To provide the power supply device of a printer not outputting wasteful power even at the time of low temp. and capable of performing stable printing even when temp. changes.
CONSTITUTION: A thermistor 9 detects the temp. of a wire dot head driving coil and is operated so that the pulse width of an output signal 19 becomes wide in the case of low temp. and becomes narrow in the case of high temp.
Inventors:
WATAMURA HISASHI
Application Number:
JP28274191A
Publication Date:
May 14, 1993
Filing Date:
October 29, 1991
Export Citation:
Assignee:
SEIKO EPSON CORP
International Classes:
B41J2/30; (IPC1-7): B41J2/30
Attorney, Agent or Firm:
Kisaburo Suzuki (1 outside)