Charging apparatus and process cartridge

Details Charging apparatus and process cartridge Charging apparatus and process cartridge

1994-01-30

1997-10-14

Royer, William J.

Electrophotography

Having particular structure

Modular or displaceable

361225, 399168, G03G 1502

Patent

active

056781415

ABSTRACT:
A charging apparatus includes a charging surface for charging a member to be charged, wherein a voltage is applied between the charging apparatus and the member to be charged; and projections for contacting the charging apparatus substantially at three positions to the member to be charged to closely face a charging surface to the member to be charged.

REFERENCES:
patent: 3754963 (1973-08-01), Chang
patent: 3853556 (1974-12-01), Severynse
patent: 3976370 (1976-08-01), Goel et al.
patent: 4371252 (1983-02-01), Uchida et al.
patent: 4851960 (1989-07-01), Nakamura et al.
patent: 5055878 (1991-10-01), Okamoto et al.
patent: 5177534 (1993-01-01), Kisu et al.
patent: 5249022 (1993-09-01), Watanabe et al.
patent: 5475471 (1995-12-01), Kisu et al.
Patent Abstracts of Japan, vol. 16, No. 281 (P-1375) (5324), Jun. 23, 1992.
Patent Abstracts of Japan, vol. 11, No. 239 (P-602), Aug. 6, 1987.

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