Cleaning device

Details Cleaning device Cleaning device

1982-12-13

1985-03-26

Prescott, A. C.

Photocopying

Projection printing and copying cameras

Combined with or convertible to a contact printer

118639, 118652, 430123, 430125, G03G 1508

Patent

active

045069751

ABSTRACT:
A cleaning device in which toner remaining on an image reproducing support through an electrostatic reproducing process is cleaned by a fur brush and then the toner having adhered to the fur brush is recovered by an electrically biased roller, the fur brush having a brush core formed of a conductive material and the brush core being grounded or biased with the polarity opposite to that of bias voltage applied to the roller. The fur brush is formed as a conductive brush and grounded through a non-linear resistance element. The fur brush is formed of a semiconductive material.

REFERENCES:
patent: 3883292 (1975-05-01), Hamaker
patent: 3917397 (1975-11-01), Tanaka et al.
patent: 3942889 (1976-03-01), Kurita et al.
patent: 4123154 (1978-10-01), Fisher
patent: 4263390 (1981-04-01), Yamashita et al.
patent: 4361922 (1982-12-01), Karal

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