Image forming apparatus with charge wire cleaners

Details Image forming apparatus with charge wire cleaners Image forming apparatus with charge wire cleaners

1991-11-22

1993-03-16

Pendegrass, Joan H.

Photocopying

Contact printing

Light boxes

355221, G03G 2100, G03G 1500

Patent

active

051948974

ABSTRACT:
An image forming apparatus for forming hardcopy images by electrophotographic process using a developing device for toner developing and chargers for charging and discharging by corona discharge, the image forming apparatus having cleaners for removing toner adhering to a charge wire of each charger, each cleaner is operated when a predetermined amount of toner has been supplied to the developing device. In another example, each cleaner is operated when a toner accommodating bottle becomes empty and is detached from the image forming apparatus.

REFERENCES:
patent: 4811050 (1989-03-01), Tanjo et al.
patent: 5012093 (1991-04-01), Shimizu

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