Process cartridge having light guides and memory member, and...

Details Process cartridge having light guides and memory member, and... Process cartridge having light guides and memory member, and...

2008-03-18

2008-03-18

Brase, Sandra L. (Department: 2852)

Electrophotography

Having particular structure

Modular or displaceable

Reexamination Certificate

active

11566878

ABSTRACT:
A cartridge is detachably mountable to an electrophotographic-image-forming-apparatus main assembly including light emitting and receiving portions. The cartridge includes an electrophotographic photosensitive drum, a developing member, a driving force receiving portion, first and second rotatably connected frames, the first supporting the drum and having a memory, and the second supporting the developing member and having a developer accommodating portion, a main-assembly-contactable electrical contact, first and second light guides whose respective entrance and exit are opposable to the emitting and receiving portions, respectively, first and second cartridge positioning portions engageable with first and second main assembly positioning portions, and a cartridge limiting portion abutting a main assembly regulating portion to limit rotation of the cartridge which otherwise occur about the cartridge positioning portions when the driving force receiving portion receives a driving force from the main assembly.

REFERENCES:
patent: 4544260 (1985-10-01), Kolbe
patent: 5521684 (1996-05-01), Koji
patent: 5734949 (1998-03-01), Goto et al.
patent: 5937239 (1999-08-01), Watanabe et al.
patent: 6011941 (2000-01-01), Takashima et al.
patent: 6081676 (2000-06-01), Inomata
patent: 6097906 (2000-08-01), Matsuzaki et al.
patent: 6173130 (2001-01-01), Oguma
patent: 6289189 (2001-09-01), Numagami et al.
patent: 6404996 (2002-06-01), Mori et al.
patent: 6442359 (2002-08-01), Numagami et al.
patent: 6463233 (2002-10-01), Kojima et al.
patent: 6505007 (2003-01-01), Miura et al.
patent: 6553189 (2003-04-01), Miyamoto et al.
patent: 6577831 (2003-06-01), Kojima et al.
patent: 6608980 (2003-08-01), Murayama et al.
patent: 6681088 (2004-01-01), Kanno et al.
patent: 6876826 (2005-04-01), Noda et al.
patent: 6980758 (2005-12-01), Murayama et al.
patent: 7072594 (2006-07-01), Hoshi et al.
patent: 7127194 (2006-10-01), Hoshi et al.
patent: 2002/0085854 (2002-07-01), Numagami et al.
patent: 2002/0141788 (2002-10-01), Matsuda et al.
patent: 2003/0049036 (2003-03-01), Ueno et al.
patent: 2003/0086715 (2003-05-01), Koji et al.
patent: 2003/0133723 (2003-07-01), Fujita et al.
patent: 2003/0156848 (2003-08-01), Kawai et al.
patent: 10-186822 (1998-07-01), None
European Search Report for European Application No. 04015342.1 issued Apr. 11, 2007.

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