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. 30, 2005
Filed:
Apr. 17, 2003
Minoru Sato, Shizuoka-Ken, JP;
Satoshi Kurihara, Shizuoka-Ken, JP;
Yoshiyuki Batori, Shizuoka-Ken, JP;
Masanari Morioka, Shizuoka-Ken, JP;
Minoru Sato, Shizuoka-Ken, JP;
Satoshi Kurihara, Shizuoka-Ken, JP;
Yoshiyuki Batori, Shizuoka-Ken, JP;
Masanari Morioka, Shizuoka-Ken, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A process cartridge is detachably mountable to a main assembly of an electrophotographic. The cartridge includes a photosensitive drum; a process device; and a first contact portion provided on a bottom surface of a cartridge frame provided at one longitudinal. The first contact portion is guided by a first assembly side guide when the cartridge is mounted. The cartridge also includes a cartridge coupling disposed above the first portion, the coupling being engageable with an assembly side coupling to receive a rotational force from the assembly; and a second contact portion disposed behind the first portion with respect to the mounting direction. The second portion limits rotation of the cartridge. The cartridge also includes; a positioning portion projected outwardly and provided at the other longitudinal end of the drum, the positioning portion being guided by a second assembly side guide, and being positioned to a second assembly side receiving portion.