Photocopying – Contact printing – Light boxes
Patent
1993-06-29
1996-12-17
Dang, Thu A.
Photocopying
Contact printing
Light boxes
355210, G03G 2100
Patent
active
055858899
ABSTRACT:
The present invention provides a process cartridge mountable to an image forming apparatus. The cartridge includes an image bearing member, a processor for acting on the image bearing member, a driving force receiver provided at one end of the image bearing member, a protection member shiftable between a protection position to protect the image bearing member and a retract position, a first projection provided on the side of a toner containing portion, a guide member protruded in the direction perpendicular to the moving direction of the image bearing member, a second projection protruded in the moving direction of the image bearing member, and a third projection protruded from the protection member.
REFERENCES:
patent: 4588280 (1986-05-01), Ogawa et al.
patent: 4829335 (1989-05-01), Kanemitsu et al.
patent: 4873548 (1989-10-01), Kobayashi et al.
patent: 5028966 (1991-07-01), Kozuka et al.
patent: 5055876 (1991-10-01), Matsuoka et al.
patent: 5266999 (1993-11-01), Yashiro
Higeta Akira
Isobe Hironobu
Kobayashi Hiroo
Miura Koji
Miyabe Shigeo
Canon Kabushiki Kaisha
Dang Thu A.
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