Eraser turn-on control for a copier

Details Eraser turn-on control for a copier Eraser turn-on control for a copier

1989-08-21

1990-12-18

Grimley, A. T.

Photocopying

Contact printing

Light boxes

355 75, 355218, G03G 2100

Patent

active

049789961

ABSTRACT:
An erasure turn-on control device applicable to a copier of the type which erases before developing a needless charge deposited in an area of a photoconductive element other than an image area. The erasure turn-on control is automatically switched depending upon the position of a cover plate, i.e., an open or a closed position.

REFERENCES:
patent: 3834807 (1974-09-01), Fuller et al.
patent: 4505575 (1985-03-01), Palumbo
patent: 4659214 (1987-04-01), Takemura et al.
patent: 4695154 (1987-09-01), Watanabe
patent: 4728985 (1988-03-01), Nakashima et al.

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