Image forming apparatus with developer collection

Details Image forming apparatus with developer collection Image forming apparatus with developer collection

2007-08-28

2010-10-19

Gray, David M. (Department: 2852)

Electrophotography

Diagnostics

Cleaning

Reexamination Certificate

active

07817927

ABSTRACT:
One aspect of the present invention can include an image forming apparatus having an image forming portion configured to form an image using developer, a recovery portion configured to recover the developer, a accommodating portion having a first chamber for accommodating developer recovered by the recovery portion, a second chamber which is connected to the first chamber and has a groove, a partition member positioned between the first chamber and the second chamber and which is movable by a pressure of the developer deposited in the first chamber, and a sensing portion having two positions for sensing developer deposited in the groove.

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