Photocopying – Projection printing and copying cameras – Combined with or convertible to a contact printer
Patent
1980-12-17
1983-04-19
Moses, R. L.
Photocopying
Projection printing and copying cameras
Combined with or convertible to a contact printer
118652, 134 42, 355 77, 430125, G03G 2100
Patent
active
043803881
ABSTRACT:
An electrophotographic copying process is disclosed comprising the steps of performing a cleaning operation on a recording element by carrying out at least one rinsing operation of the element utilizing a first quantity of a developer liquid; performing a series of copying cycles comprising charging, exposing, developing with a liquid developer, transferring and fixing; and intermittently performing additional cleaning operations independently of each cycle of the series of copying cycles using a quantity of developer liquid which is at most as great as the first quantity.
REFERENCES:
patent: RE28586 (1975-10-01), Saito et al.
patent: 4080059 (1978-03-01), Tani et al.
patent: 4165172 (1979-08-01), Okamoto et al.
Riyouji Katou, Cleaning Device for Zerography, Abstract of published Japanese Application No. 54-116928, Mar. 2, 1978.
Moraw Roland
Schadlich Gunther
Kalle, Niederlassung der Hoechst AG
Moses R. L.
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