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.:
Date of Patent:
Aug. 15, 2023
Filed:
May. 16, 2022
Applicant:
Ricoh Company, Ltd., Tokyo, JP;
Inventors:
Naohiro Kawashima, Kanagawa, JP;
Kei Saito, Tokyo, JP;
Kentarou Matsumoto, Tokyo, JP;
Kunihiro Ohyama, Tokyo, JP;
Assignee:
RICOH COMPANY, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/08 (2006.01);
U.S. Cl.
CPC ...
G03G 15/0889 (2013.01); G03G 15/0867 (2013.01);
Abstract
A developer container to store developer includes a rotator, a bearing, and a seal. The rotator includes a rotary shaft made of metal. The bearing supports the rotary shaft. The seal is made of fiber, disposed toward an inside of the developer container in the bearing, and contacts an outer circumferential surface of the rotary shaft.