Electrophotographic copying apparatus

Details Electrophotographic copying apparatus Electrophotographic copying apparatus

1978-12-28

1980-12-02

Moses, Richard L.

Photocopying

Projection printing and copying cameras

Combined with or convertible to a contact printer

355 3CH, G03G 1500

Patent

active

042368111

ABSTRACT:
An electrophotographic copying device comprising a quenching apparatus capable of quenching the unnecessary charges an a non-image area of a photoconductor prior to development of an image regardless of the position of a pressure plate for holding an original document on a contact glass of the electrophotographic copying apparatus. The quenching apparatus can also be used with an electrophotographic copying machine capable of reducing the copy size.

REFERENCES:
patent: 3062110 (1962-11-01), Shepardson et al.
patent: 3792913 (1974-02-01), Simmons
patent: 3901593 (1975-08-01), Kogiso et al.
patent: 3960446 (1976-06-01), Ogawa et al.
patent: 4008954 (1977-02-01), Ogawa et al.

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