Recording paper separating device with constant current control

Details Recording paper separating device with constant current control Recording paper separating device with constant current control

1991-08-29

1994-08-16

Picard, Leo P.

Photocopying

Contact printing

Light boxes

361214, G03G 1516

Patent

active

053391446

ABSTRACT:
A recording paper separating device for use in a copying machine, the device including a transfer charger for transferring a toner image from a photosensitive member onto a recording paper by discharge effected by a charging wire accommodated in a shield casing, a bias-loaded recording paper discharger, a transfer-power source, and a control for keeping a current supplied from the power source to the charging wire constant except for the current flowing through the recording paper discharger.

REFERENCES:
patent: 3924943 (1975-12-01), Fletcher
patent: 4055380 (1977-10-01), Borostyan
patent: 4259003 (1981-03-01), Mangal et al.
patent: 4286862 (1981-09-01), Akita et al.
patent: 4341457 (1982-07-01), Nakahata et al.
patent: 4739363 (1988-04-01), Hoshika et al.
Patent Abstract of Japan, vol. 6, No. 237 (P-157)(1115) 25 Nov. 1982 & JP-A-57-135-964 (Canon K. K.) 21 Aug. 1982.
Patent Abstract of Japan, vol. 7, No. 152 (P-208)(1297) 5 Jul. 1983 & JP-A-58-062-673 (Canon K. K.) 14 Apr. 1983.

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