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Title:
ELECTRIFYING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
Document Type and Number:
Japanese Patent JP2004279807
Kind Code:
A
Abstract:

To extend the service life by preventing a magnetic brush electrifier from being contaminated with remaining toner etc., in an electrifying device for electrifying a photoreceptor by a plurality of magnetic brush electifiers.

The electrifying device for electrifying the photoreceptor by the plurality of magnetic brush electrifiers has a 1st magnetic brush electrifier 30 and a 2nd magnetic brush electrifier 31 which is provided downstream from the 1st magnetic brush electrifier in the moving direction of a body to be electrified, the 1st magnetic brush electrifier 30 being made larger in magnetic particle replacement amount per unit time than the 2nd magnetic brush electrifier 31.


Inventors:
SUZUKI HIROYUKI
NAKAMURA MAKOTO
Application Number:
JP2003072039A
Publication Date:
October 07, 2004
Filing Date:
March 17, 2003
Export Citation:
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Assignee:
CANON KK
International Classes:
G03G15/02; (IPC1-7): G03G15/02
Attorney, Agent or Firm:
Keizo Nishiyama
Yuichi Uchio