Developing frame and process cartridge

Details Developing frame and process cartridge Developing frame and process cartridge

2006-10-24

2006-10-24

Brase, Sandra I. (Department: 2852)

Electrophotography

Internal machine environment

Particle or contaminant control

C399S111000

Reexamination Certificate

active

07127192

ABSTRACT:
A developing frame which can improve a sealing property for developer at the end portion of a developing roller. The developing frame has a first frame member having a developer supplying opening provided to supply a developer from a developer containing portion containing the developer to a developing area, a second frame member joined to the first frame member by molten resin, an attachment portion, a seal member for preventing the developer from leaking from the lengthwise end portion of the developing roller being attached to the attachment portion, and a resin reservoir depressed from the joint surface of the first frame member and the second frame member toward the attachment portion, and in which the molten resin is stored.

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