Process cartridge and electrophotographic image forming apparatu

Details Process cartridge and electrophotographic image forming apparatu Process cartridge and electrophotographic image forming apparatu

1998-02-03

1999-08-10

Brase, Sandra

Electrophotography

Having particular structure

Modular or displaceable

399111, G03G 2118

Patent

active

059372427

ABSTRACT:
A process cartridge detachably mountable to a main body of an electrophotographic image forming apparatus includes a cartridge frame, an electrophotographic photosensitive member supported by the cartridge frame, a process device supported by the cartridge frame to act on the electrophotographic photosensitive member, and a shutter member for protecting a portion of the electrophotographic photosensitive member exposed from the cartridge frame. It further includes a first connection member to connect the cartridge frame and the shutter member. The first connection member is rotatable with respect to the cartridge frame and is detachably attached to the cartridge frame. Also provided is a second connection member to connect the cartridge frame and the shutter member. It is rotatable with respect to the cartridge frame and is attached to the cartridge frame while regulating an axial movement of the second connection member during rotation of the second connection member.

REFERENCES:
patent: 4708455 (1987-11-01), Kubota et al.
patent: 4829334 (1989-05-01), Takamatsu et al.
patent: 5083158 (1992-01-01), Kashima et al.
patent: 5113220 (1992-05-01), Kwak
patent: 5266999 (1993-11-01), Yashiro
patent: 5526097 (1996-06-01), Ream
patent: 5589918 (1996-12-01), Oshida et al.

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