Developer cartridge, developing device and image forming...

Details Developer cartridge, developing device and image forming... Developer cartridge, developing device and image forming...

2011-01-11

2011-01-11

Gray, David M (Department: 2852)

Electrophotography

Internal machine environment

Particle or contaminant control

C399S262000, C277S496000, C277S459000

Reexamination Certificate

active

07869737

ABSTRACT:
A developer cartridge includes a storing portion that stores developer and has an opening, a shutter member that opens and closes the opening, and a seal member that seals between the shutter member and the storing portion. The seal member is so provided that both end portions thereof face each other. One end portion of the seal member has at least one angled portion provided inside both side end edges of the seal member in width direction of the seal member, and the other end portion has an angled portion along the angled portion of said one end portion.

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