Process cartridge detectably mountable to image forming apparatu

Details Process cartridge detectably mountable to image forming apparatu Process cartridge detectably mountable to image forming apparatu

1996-07-30

1999-04-06

Lee, S.

Electrophotography

Diagnostics

Component present or mounted

399111, G03G 1500

Patent

active

058930060

ABSTRACT:
A process cartridge detachably mountable to a main assembly of an image forming apparatus, wherein the main assembly of the electrophotographic image forming apparatus is provided with a detecting device for detecting existence of the process cartridge, the process cartridge includes an electrophotographic photosensitive member; a first frame for supporting the electrophotographic photosensitive member; a developing mechanism for developing a latent image formed on the electrophotographic photosensitive member; a second frame for supporting the developing mechanism and rotatably coupled on the first frame; a member to be detected, provided on an upper surface of the first frame and extended bridging between the first frame and the second frame, wherein the member to be detected is capable of being detected by the detecting device to notify mounting of the process cartridge to the main assembly of the electrophotographic image forming apparatus when the process cartridge is mounted to the main assembly of the electrophotographic image forming apparatus.

REFERENCES:
patent: 4803521 (1989-02-01), Honda
patent: 4952974 (1990-08-01), Mori
patent: 5103259 (1992-04-01), Saitoh et al.
patent: 5225870 (1993-07-01), Tanimoto et al.
patent: 5289242 (1994-02-01), Christensen et al.
patent: 5331373 (1994-07-01), Nomura et al.
patent: 5398106 (1995-03-01), Eguchi
patent: 5452056 (1995-09-01), Nomura et al.
patent: 5500714 (1996-03-01), Yashiro et al.
patent: 5585889 (1996-12-01), Shishido et al.
patent: 5638161 (1997-06-01), Numagami et al.

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