The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 12, 2009

Filed:

Nov. 14, 2006
Applicant:

Hideaki Tanaka, Saitama, JP;

Inventor:

Hideaki Tanaka, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/08 (2006.01); G03G 21/18 (2006.01);
U.S. Cl.
CPC ...
Abstract

Provided is a process cartridge including: a first developer accommodating section and a second developer accommodating section provided by splitting a developer accommodating space; a developer passage that connects a developer feed inlet opening to the first developer accommodating section and a developer feed outlet opening to the second developer accommodating section; a first stirring/conveying member that is rotatably disposed in the first developer accommodating section and stirs/conveys the developer within the first developer accommodating section; and at least two second stirring/conveying members that are rotatably disposed in the second developer accommodating section and stir/convey the developer within the second developer accommodating section. The developer feed outlet is arranged in a position overlapping a projection face of one second stirring/conveying member out of the plurality of second stirring/conveying members to the second developer accommodating section.


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