Printing member for electrostatic photocopying

Details Printing member for electrostatic photocopying Printing member for electrostatic photocopying

1990-09-04

1991-12-03

Martin, Roland

Photocopying

Contact printing

Light boxes

430 66, 430 67, G03G 1522

Patent

active

050703641

ABSTRACT:
A printing member for electrostatic photocopying, comprises a substrate having a conductive surface and a photoelectric-sensitive, electrically chargeable layer deposited on the conductive surface of the substrate. The electrically chargeable layer has a non-single crystal semiconductor layer having a built-in-potential, or the non-single crystal semiconductor layer and an insulating or semi-insulating layer.

REFERENCES:
patent: 3443938 (1969-05-01), Bean et al.
patent: 3649116 (1972-03-01), Hall
patent: 3650737 (1972-03-01), Maissel et al.
patent: 4226898 (1980-10-01), Oushinsky et al.
patent: 4256991 (1981-05-01), HIrai et al.
patent: 4317844 (1982-03-01), Carlson
patent: 4399482 (1983-06-01), Hamakawa et al.
patent: 4461819 (1984-07-01), Nakagawa et al.
patent: 4598031 (1986-07-01), Yamazaki

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