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:
Oct. 11, 2011

Filed:

Aug. 28, 2009
Applicants:

Tomoya Ichikawa, Kanagawa, JP;

Tatsuya Soga, Kanagawa, JP;

Mihoko Tanaka, Kanagawa, JP;

Satoshi Shigezaki, Kanagawa, JP;

Inventors:

Tomoya Ichikawa, Kanagawa, JP;

Tatsuya Soga, Kanagawa, JP;

Mihoko Tanaka, Kanagawa, JP;

Satoshi Shigezaki, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 21/10 (2006.01); G03G 15/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

The developer delivering device includes a first delivering path, a second delivering path, a helical delivering blade disposed in the second delivering path, and a developer breaking member disposed in a connecting portion of the first delivering path and the second delivering path. The developer breaking member includes a breaking portion disposed opposite to a side wall of the second delivering path in a developer delivering direction of the second delivering path, a contact portion that is in contact with the helical delivering blade and extended in the developer delivering direction between the breaking portion and a center of the rotation of the helical delivering blade, and a coupling portion. The breaking portion has a first breaking portion and a second breaking portion. The contact portion has a first contact portion and a second contact portion. The coupling portion couples the first contact portion to the second contact portion.


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