Method and apparatus for controlling the potential applied to a

Details Method and apparatus for controlling the potential applied to a Method and apparatus for controlling the potential applied to a

1994-07-27

1997-02-04

Lee, Shuk Yin

Electrophotography

Image formation

Charging

399169, G03G 1502, G03G 2100

Patent

active

056004133

ABSTRACT:
An image forming apparatus includes an image bearing member for bearing an image; a charging member contactable to the image bearing member to electrically charge the image bearing member, wherein a toner image is formed on the image bearing member using electric charge provided by the charging member; a transfer device for transferring the toner image from the image bearing member onto a transfer material; a controller for switching a potential applied to the charging member to form a blank area at a predetermined position of the transfer material; wherein the following is satisfied for formation of the blank area;

REFERENCES:
patent: 5099283 (1992-03-01), Maruyama
patent: 5450170 (1995-09-01), Kimizuka et al.

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