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. 28, 2014

Filed:

Jun. 07, 2012
Applicants:

Yukiyoshi Oda, Tokyo, JP;

Ken Nozawa, Tokyo, JP;

Inventors:

Yukiyoshi Oda, Tokyo, JP;

Ken Nozawa, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/08 (2006.01); G03G 21/16 (2006.01);
U.S. Cl.
CPC ...
G03G 15/0886 (2013.01); G03G 21/1647 (2013.01); G03B 15/0889 (2013.01);
Abstract

A developer accommodation unit includes a developer accommodation part that accommodates a developer, an opening part that communicates with the developer accommodation part, a shutter member that is movable between an opened position and a closed position with respect to the opening part, a rotation body that is provided rotatable in the developer accommodation part, and a drive force transmission mechanism that transmits a drive force to the rotation body so that the rotation body rotates. The drive force transmission mechanism includes an engagement mechanism by which the drive force is transmitted to the rotation body when the shutter member is in the opened position.


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