Device for removing defective developer agent from a developing

Photocopying – Contact printing – Light boxes

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Details

355296, 355299, G03G 1506, G03G 2100

Patent

active

049624083

ABSTRACT:
An image formation apparatus having a cleaning process for removing defective toner from the developing unit during a non-image formation rotation of the photoreceptor drum. The image formation apparatus includes a reverse polarity charger for charging the photoreceptor drum to an opposite polarity from the polarity that is used for forming an electrostatic latent image. The reverse polarity charger allows defective toner to be removed from the surface of the photoreceptor during a warming-up process of the apparatus or after a predetermined number of image forming processes have been performed.

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