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. 11, 2020

Filed:

Apr. 18, 2018
Applicants:

Kazuki Matsumoto, Kanagawa, JP;

Emi Kita, Kanagawa, JP;

Kenji Nakamura, Kanagawa, JP;

Minoru Toyoda, Kanagawa, JP;

Inventors:

Kazuki Matsumoto, Kanagawa, JP;

Emi Kita, Kanagawa, JP;

Kenji Nakamura, Kanagawa, JP;

Minoru Toyoda, Kanagawa, JP;

Assignee:

RICOH COMPANY, LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/08 (2006.01);
U.S. Cl.
CPC ...
G03G 15/0863 (2013.01); G03G 15/0849 (2013.01); G03G 15/0856 (2013.01); G03G 15/0865 (2013.01); G03G 15/0872 (2013.01); G03G 15/0889 (2013.01); G03G 15/0891 (2013.01); G03G 2215/0604 (2013.01);
Abstract

A powder storage container is provided. The powder storage container includes a container body, a discharge port, a conveyer, a stirrer, a return port, and a partition wall. The container body is configured to contain powder. The powder contained in the container body is dischargeable through the discharge port. The conveyer is configured to convey the powder to the discharge port. The stirrer is configured to stir the powder contained in the container body by rotating. The return port is disposed outside a rotational locus of the stirrer in a radial direction, and the powder conveyed by the conveyer is returnable through the return port toward the stirrer. The partition wall is disposed between the stirrer and the return port with at least a part of the partition wall positioned above the return port.


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