Process unit for image forming apparatus, including a charging b

Details Process unit for image forming apparatus, including a charging b Process unit for image forming apparatus, including a charging b

1988-07-15

1991-10-22

Braun, Fred L.

Photocopying

Contact printing

Light boxes

355210, G03G 1502

Patent

active

050600168

ABSTRACT:
A process unit to be loaded into an image forming apparatus, includes at least a photosensitive drum to be rotated and a conductive brush type charger for uniformly charging a surface of the photosensitive drum. The conductive brush fibers having tips which touch the surface of the photosensitive drum and apply a charge voltage of 500 V to 1,500 V to the surface of the photosensitive drum through the conductive brush fibers for uniformly charging the surface of the photosensitive drum.

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