Image forming apparatus

Details Image forming apparatus Image forming apparatus

1996-09-30

1998-11-10

Brase, Sandra L.

Electrophotography

Internal machine environment

Particle or contaminant control

399 50, 399174, G03G 1502

Patent

active

058358218

ABSTRACT:
An image forming apparatus includes image bearing member for bearing a toner image; charging member contactable to the image bearing member to electrically charge the image bearing member; wherein .delta.V=.vertline.Vdc-Vs.vertline. is different between a first area of the image bearing member which is going to be image area and second area of the image bearing member which is going to be non-image area, where Vdc is a DC component of a voltage applied to the charging member, and Vs is is a potential of the image bearing member charged by the charging member.

REFERENCES:
patent: 5371578 (1994-12-01), Asano et al.
patent: 5385797 (1995-01-01), Nagahara et al.
patent: 5568232 (1996-10-01), Kashihara
patent: 5587774 (1996-12-01), Nagahara et al.
patent: 5606401 (1997-02-01), Yano

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