Electrophotographic apparatus

Details Electrophotographic apparatus Electrophotographic apparatus

1989-10-25

1991-04-16

Grimley, A. T.

Photocopying

Contact printing

Light boxes

355222, 361225, G03G 2100, G03G 1502

Patent

active

050087061

ABSTRACT:
An electrophotographic apparatus including a photosensitive member and a charging member disposed in contact with the photosensitive member; the photosensitive member being capable of being charged by applying a voltage to the charging member; wherein the ten-point mean surface roughness (Rz.sub.1) of the photosensitive member and the ten-point means surface roughness (Rz.sub.2) of the charging member satisfy the following relationships:

REFERENCES:
patent: 4309803 (1982-01-01), Blaszak
patent: 4380384 (1983-04-01), Ueno et al.
patent: 4387980 (1983-06-01), Ueno et al.
patent: 4455078 (1984-06-01), Mukai et al.
patent: 4663259 (1987-05-01), Fujimura et al.
patent: 4727453 (1988-02-01), Ewing
patent: 4835079 (1989-05-01), Fujimura et al.
patent: 4855202 (1989-08-01), Yoshihara et al.
patent: 4877701 (1989-10-01), Hiro et al.
patent: 4910536 (1990-03-01), Fujimura et al.
patent: 4922299 (1990-05-01), Uchimoto et al.

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