Charging device

Details Charging device Charging device

2007-07-24

2007-07-24

Tran, Hoan (Department: 2852)

Electrophotography

Image formation

Charging

C399S115000, C399S176000

Reexamination Certificate

active

11143218

ABSTRACT:
A charging device includes magnetic particles, a magnetic particle carrying member that magnetically carries the magnetic particles into contact with a member to be charged, and a magnetic particle adjusting unit for adjusting an amount per unit area of magnetic particles carried on the magnetic particle carrying member so that the amount per unit area of magnetic particles carried is larger in end regions of the magnetic particle carrying member in the longitudinal direction than in a central region of the magnetic particle carrying member in the longitudinal direction.

REFERENCES:
patent: 5809379 (1998-09-01), Yano et al.
patent: 6298206 (2001-10-01), Toyoshima et al.
patent: 6381431 (2002-04-01), Kinoshita et al.
patent: 7035575 (2006-04-01), Ikeguchi et al.

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