Photosensitive drum cleaning device in electrophotographic recor

Details Photosensitive drum cleaning device in electrophotographic recor Photosensitive drum cleaning device in electrophotographic recor

1985-06-10

1986-10-21

Grimley, Arthur T.

Photocopying

Projection printing and copying cameras

Combined with or convertible to a contact printer

152565, 1525652, 118652, G03G 2100, A47L 1340, B60S 128

Patent

active

046182500

ABSTRACT:
A cleaning device for a photosensitive drum a rotatable cylindrical device including a permanent magnet, for carrying toner wiped off the surface of the photosensitive drum, a scraper for making contact with the peripheral surface of the rotatable cylindrical device, and a rotary blade formed of a magnetic material. The rotary blade scrapes off the toner blocked by the scraper upon rotation of the rotary blade so as to force the toner to fall off for toner recovery.

REFERENCES:
patent: 3965862 (1976-06-01), Yang et al.
patent: 4140389 (1979-02-01), Franke et al.
patent: 4181425 (1980-01-01), Higaya et al.
patent: 4218132 (1980-08-01), Iwai et al.
patent: 4325628 (1982-04-01), Torigai et al.
patent: 4530594 (1985-07-01), Adachi
Herbert L. Bresnick, Vacuum-Less Cleaning and Reclaim System for Magnetic Toner/Media, vol. 5, No. 4, Jul./Aug. 1980, p. 445, Xerox Disclosure Journal.

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