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.

Patent No.:

US 8331829 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 11, 2012

Filed:

Feb. 22, 2008
Applicants:

Soichiro Mase, Handa, JP;

Ryuya Yamazaki, Nagoya, JP;

Inventors:

Soichiro Mase, Handa, JP;

Ryuya Yamazaki, Nagoya, JP;

Assignee:

Brother Kogyo Kabushiki Kaisha, Nagoya-shi, Aichi-ken, JP;

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

A developer cartridge includes a cartridge cabinet including a developer accommodating chamber configured to accommodate developer, and a supply opening that is provided in one wall surface and is configured to supply the developer from an inside of the developer accommodating chamber to an outside of the developer accommodating chamber, a rotational shaft that is rotatably supported in the cartridge cabinet, extends parallel to the one wall surface and extends through the inside of the developer accommodating chamber, an agitating blade that is supported by the rotational shaft and rotates with the rotational shaft to supply the developer toward the supply opening while agitating the developer, and an obstruction member that is supported by the rotational shaft and rotates with the rotational shaft following the agitating blade to obstruct the supply opening during rotation of the rotational shaft.


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Mase, Soichiro. (2012). Developer cartridge, developing unit and image forming apparatus including the same (U.S. Patent No. 8331829). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8331829

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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