Charging member having a cavity, charging device, process unit,

Details Charging member having a cavity, charging device, process unit, Charging member having a cavity, charging device, process unit,

1992-03-18

1996-07-30

Grimley, Arthur T.

Photocopying

Contact printing

Light boxes

361221, G03G 1502

Patent

active

055417116

ABSTRACT:
A charging member includes an electrode to be supplied with a voltage; a surface layer contactable to a member to be charged; and wherein a cavity is provided between the electrode and the surface layer. The cavity extends in a circumferential direction of the charging member and/or the cavity has a configuration to provide a substantially constant state of contact between the charging member and the member to be charged.

REFERENCES:
patent: 4823689 (1989-04-01), Kishino et al.
patent: 4851960 (1989-07-01), Nakamura et al.
patent: 5126913 (1992-06-01), Araya et al.
patent: 5132738 (1992-07-01), Nakamura et al.
patent: 5144368 (1992-09-01), Ohzeki et al.
patent: 5146281 (1992-09-01), Kisu
Patent Abstracts of Japan, vol. 9, No. 144 (P-365) (1867) Jun. 19, 1985.
Patent Abstracts of Japan, vol. 12, No. 499 (P-807) (3346) Dec. 27, 1988.
Patent Abstracts of Japan, vol. 13, No. 460 (P-946) Oct. 18, 1989.
Patent Abstracts of Japan, vol. 9, No. 320 (P-413) (2043) Dec. 14, 1985.

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