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:
Jan. 25, 2022
Filed:
Oct. 01, 2020
Applicant:
Ricoh Company, Ltd., Tokyo, JP;
Inventors:
Tomohiro Kubota, Osaka, JP;
Naoki Nakatake, Hyogo, JP;
Yoshiyuki Shimizu, Osaka, JP;
Shoh Tsuritani, Osaka, JP;
Manabu Hamada, Osaka, JP;
Masato Tsuji, Osaka, JP;
Masanari Fujita, Osaka, JP;
Assignee:
RICOH COMPANY, LTD., Tokyo, JP;
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 15/0865 (2013.01); G03G 15/0889 (2013.01); G03G 15/0891 (2013.01); G03G 15/0896 (2013.01); G03G 21/1647 (2013.01); G03G 21/1676 (2013.01);
Abstract
A toner cartridge include a convex portion and a conveyance drive gear. There is a protrusion which protrudes from the center of the conveyance drive gear. Further, there is a hole at a rear side of the convex portion. The protrusion is to be inserted into the hole which is at the rear side of the convex portion.