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:
Feb. 27, 2007
Filed:
Sep. 28, 2004
Kazuhiko Kanno, Odawara, JP;
Koji Hashimoto, Shizuoka-ken, JP;
Kinya Harada, Susono, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A process cartridge detachably mountable to a main assembly of an electrophotographic image forming apparatus including a cam movable between first and second positions. The cartridge includes a photosensitive drum, a developing roller contactable to the drum to develop a latent image on the drum, a first frame supporting the drum, a second frame supporting the roller and connected with the first frame for rotation about a rotational axis so that roller and the drum are contacted to or spaced from each other, a cam engaging portion for receiving from the cam which is located at the first position a force to space the roller and the drum from each other in a state in which upward movement of the first frame is limited when the cartridge is mounted to the main assembly.