Developing apparatus

Details Developing apparatus Developing apparatus

2011-06-14

2011-06-14

Gray, David M (Department: 2852)

Electrophotography

Control of electrophotography process

Control of developing

C399S027000, C399S252000

Reexamination Certificate

active

07962057

ABSTRACT:
A developing apparatus including a developing container for containing developer, the developing container having an opening portion, a developer carrying member for carrying the developer at the opening portion, a detecting member for detecting a developer amount, the detecting member detecting a capacitance between the developer carrying member and the detecting member, and a force receiving portion for receiving a force and moving the developing container between a first position in which a developing operation is performed by the developer carrying member and a second position in which the developing operation is not performed, wherein the capacitance can be detected in the second position, and the detecting member is a rotatable developer supplying member for supplying the developer to the developer carrying member, the developer supplying member including a foam layer in which the developer can enter.

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Machine translation of JP 2002-244414A.
Office Action dated Mar. 2, 2010, in counterpart Japanese Application No. 2009-246666.
Notification of Reasons for Refusal dated Jul. 2, 2009, in Japanese Application No. 2007-172291, and an English-language translation therefor.
Notice of Preliminary Rejection dated Sep. 30, 2009, in counterpart Korean Application No. 10-2008-0061259, and an English-language translation therefor.

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