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:
Feb. 21, 2006

Filed:

Dec. 29, 2003
Applicants:

Junichi Sano, Tokyo, JP;

Takeyoshi Sekine, Tokyo, JP;

Inventors:

Junichi Sano, Tokyo, JP;

Takeyoshi Sekine, Tokyo, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/08 (2006.01); G03G 15/09 (2006.01);
U.S. Cl.
CPC ...
Abstract

A two-component developing apparatus includes a developer carrier, a first regulating member, a developer container, and a toner container. The developer carrier is configured to carry and transfer the two-component developer including a magnetic carrier. The first regulating member is configured to regulate an amount of the two-component developer carried and transferred by the developer carrier. The developer container is configured to receive the developer removed by the first, regulating member. The toner container is configured to supply toner to the developer carrier. The developer stirring member is configured to carry and stir the developer between the first regulating member and the second regulating member. The second regulating member includes a support member on one end side of the second regulating member in its longitudinal direction to which greater amount of the developer is supplied than to another end side of the second regulating member.


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