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:
Dec. 09, 2014
Filed:
Aug. 17, 2012
Masayuki Yamane, Kanagawa, JP;
Kunihiro Ohyama, Tokyo, JP;
Hideki Kimura, Kanagawa, JP;
Masaki Takahashi, Kanagawa, JP;
Yoshihiro Fujiwara, Kanagawa, JP;
Toshiki Hayashi, Kanagawa, JP;
Masayuki Yamane, Kanagawa, JP;
Kunihiro Ohyama, Tokyo, JP;
Hideki Kimura, Kanagawa, JP;
Masaki Takahashi, Kanagawa, JP;
Yoshihiro Fujiwara, Kanagawa, JP;
Toshiki Hayashi, Kanagawa, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A process cartridge installed in a body of an image forming apparatus includes an image bearer, a development device that includes a developer bearer, a rotary developer conveyance member, and a shaft projecting from a development casing in an axial direction, a gear train including an idler gear provided to the shaft projecting from the development casing, a first side plate, and a hollow shaft projecting in the axial direction from the first side plate. The first side plate includes an image bearer positioning portion and a developer bearer positioning portion to support axial end portions of the developer bearer and the image bearer, the shaft projecting from the development casing is inserted into a recess inside the hollow shaft, and the hollow shaft is inserted into a hollow shaft positioning hole formed in the body.