Electrophotography – Control of electrophotography process – Of plural processes
Patent
1996-09-26
1998-11-03
Braun, Fred L.
Electrophotography
Control of electrophotography process
Of plural processes
399 50, G03G 1500, G03G 1502
Patent
active
058323333
ABSTRACT:
An electrostatic recording apparatus includes a background potential detector (12a, 12b, 13a and 13b) for detecting the potential (VMc) of a background region adjacent to a normal development region (having VHc) and the potential (VMd) of a background region adjacent to a reversal development region (having VLd), and a controller (25) for controlling a charge voltage, exposure intensity, and/or developing bias voltage according to the output of the background potential detector to eliminate a fogging phenomenon.
REFERENCES:
patent: 4078929 (1978-03-01), Gundlach
patent: 4416533 (1983-11-01), Tokunaga et al.
patent: 4791452 (1988-12-01), Kasai et al.
patent: 4860048 (1989-08-01), Itoh et al.
patent: 5365325 (1994-11-01), Kumasaka et al.
Mabuchi Hiroyuki
Maruo Seiji
Umeda Takao
Braun Fred L.
Hitachi Koki Co,. Ltd.
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