Developing apparatus

Details Developing apparatus Developing apparatus

1987-02-24

1989-02-21

Prescott, A. C.

Photocopying

Including fiber optics

355 14D, 118651, G03G 1508

Patent

active

048069922

ABSTRACT:
In a developing apparatus for developing an electrostatic-latent image by applying a charged developer to the electrostatic-latent image formed on a surface of an image carrier, a housing which stores the developer has a developing roller for feeding the developer therefrom to a developing position. A developer supply roller for supplying a triboelectrically charged developer is in rolling contact with the developer roller. The developer supply roller has a conductive material, and is rotated while electrostatically holding a developer so as to charge it by friction.

REFERENCES:
patent: 4083326 (1978-04-01), Kroll et al.
patent: 4227796 (1980-10-01), Kamp et al.
patent: 4263391 (1981-04-01), Saito et al.
patent: 4521098 (1985-06-01), Hosoya et al.
Patent Abstracts of Japan, vol. 5, No. 96 (P-67) (768), Jun. 23, 1981.
Patent Abstracts of Japan, vol. 10, No. 212 (P-480) (2268), Jul. 24, 1986.
Patent Abstracts of Japan, vol. 9, No. 93 (P-351) (1816), Apr. 23, 1985.

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