Image forming apparatus

Details Image forming apparatus Image forming apparatus

1995-11-16

1998-05-12

Brase, Sandra L.

Photocopying

Contact printing

Light boxes

355219, 355270, G03G 1506, G03G 1524

Patent

active

057514054

ABSTRACT:
An image forming apparatus includes an image bearing member; developing-cleaning member for cleaning the image bearing member by removing residual toner from the image bearing member simultaneously with formation of a toner image by developing an electrostatic latent image formed on the image bearing member with toner having a charging polarity opposite from a charge polarity of the electrostatic latent image; transfer member for transferring the toner image from the image bearing member to a transfer material; and charging member for charging the toner remaining on the image bearing member after image transfer by the transfer member and before development by the developing-cleaning member to a polarity which is the same as the charging polarity of the toner image, and for charging the image bearing member to a polarity which is opposite from the charging polarity of the toner image.

REFERENCES:
patent: 5196892 (1993-03-01), Mitsuaki
patent: 5294961 (1994-03-01), Ohtaka et al.
patent: 5321471 (1994-06-01), Ito et al.
patent: 5323215 (1994-06-01), Ohtaka et al.

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