Control for releasing a cleaning blade based on the photoconduct

Details Control for releasing a cleaning blade based on the photoconduct Control for releasing a cleaning blade based on the photoconduct

1989-03-21

1991-01-29

Grimley, A. T.

Photocopying

Contact printing

Light boxes

1525652, 118652, 355297, G03G 2100

Patent

active

049890484

ABSTRACT:
A cleaning device for use in an electrophotographic copier, facsimile apparatus or similar image recorder for cleaning a photoconductive element to remove a toner which remains on the photoconductive element after image transfer. If the temperature of the photoconductive element is lower than 35 degrees centigrade, a cleaning blade is held in pressing contact with the photoconductive element after an image recording operation. If the temperature is 35 degrees centigrade or higher, the blade is released from the photoconductive element upon the lapse of a predetermined period of time after a copying operation.

REFERENCES:
patent: 4278345 (1981-07-01), Davis
patent: 4279501 (1981-07-01), Kojima
patent: 4396276 (1983-08-01), Murasaki
patent: 4639122 (1987-01-01), Pease

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