Charging member and image forming apparatus having contact charg

Details Charging member and image forming apparatus having contact charg Charging member and image forming apparatus having contact charg

1993-06-04

1997-09-23

Royer, William J.

Electrophotography

Image formation

Charging

399176, G03G 1502

Patent

active

056714688

ABSTRACT:
A charging device includes a movable member to be charged; a charging member contactable to the member to be charged to electrically charge the member to be charged; a discharging device, disposed upstream of a contact portion between the charging member and the member to be charged with respect to a movement direction of the member to be charged, for electrically discharging the member to be charged at a portion adjacent to the contact portion.

REFERENCES:
patent: 4326794 (1982-04-01), Nishimura
patent: 4673284 (1987-06-01), Matsumoto et al.
patent: 4750019 (1988-06-01), Kamitani
patent: 4769676 (1988-09-01), Mukai et al.
patent: 4864367 (1989-09-01), Nakahara et al.
patent: 4989037 (1991-01-01), Nagatsuna
patent: 5119139 (1992-06-01), Torisawa
patent: 5150165 (1992-09-01), Asai
patent: 5198842 (1993-03-01), Fujino et al.
patent: 5253017 (1993-10-01), Takeda
patent: 5272506 (1993-12-01), Goto et al.

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