Power source apparatus of image forming apparatus

Details Power source apparatus of image forming apparatus Power source apparatus of image forming apparatus

1994-04-22

1997-04-15

Wong, Peter S.

Electric power conversion systems

Current conversion

Having plural converters for single conversion

399 88, H02M 702

Patent

active

056216300

ABSTRACT:
A power source apparatus suitable for a high voltage power source of an electrophotographic type copying apparatus or a printer comprises: a first DC power source which can vary an output; a second DC power source which can vary an output and whose output terminal of the same polarity as that of one output terminal of the first DC power source is connected to such one output terminal; connecting means for connecting another output terminal of the first DC power source and another output terminal of the second DC power source to a load; control means for making operative and controlling the first and second DC power sources in accordance with an output of the power source apparatus; and detecting means for detecting an output voltage or an output current of the power source apparatus.

REFERENCES:
patent: 4587604 (1986-05-01), Nerone
patent: 4755850 (1988-07-01), Suzuki et al.
patent: 4891572 (1990-01-01), Suzuki
patent: 5164771 (1992-11-01), Suzuki et al.
patent: 5321476 (1994-06-01), Gross

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