Electrophotography – Having particular structure – Modular or displaceable
Patent
1997-01-28
1998-03-17
Royer, William J.
Electrophotography
Having particular structure
Modular or displaceable
G03G 2118
Patent
active
057297967
ABSTRACT:
A shutter for a process cartridge including an electrophotographic photosensitive member, a processing device acting on the photosensitive member, a frame, an exposure opening for permitting exposure of the photosensitive member to image information light, an image transfer opening for permitting transfer of image from the photosensitive member to a recording material, the process cartridge that being detachably mountable to main assembly of an image forming apparatus, one shutter includes an engaging portion for engaging the shutter with the frame; a first shutter member for opening and closing the exposure opening; a second shutter member for opening and closing the transfer opening.
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Kanno Kazuhiko
Miura Kouji
Nishiuwatoko Tsutomu
Canon Kabushiki Kaisha
Royer William J.
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