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:
Jun. 11, 2002
Filed:
May. 22, 2000
Hiroomi Matsuzaki, Mishima, JP;
Naoki Asano, Mishima, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A process cartridge detachably mountable to a main assembly of an electrophotographic image forming apparatus includes an electrophotographic photosensitive member; a developing member for developing an electrostatic latent image formed on the electrophotographic photosensitive member; a developer accommodating portion for accommodating a developer to be used by the developing member to develop the electrostatic latent image; a cartridge guide for being guided by a main assembly side guide provided in the main assembly of the apparatus; a first cartridge positioning portion; provided at one end portion in an axial direction of the electrophotographic photosensitive member, for engagement with a first main assembly side positioning portion, provided in the main assembly of the apparatus, in response to falling of a side of the process cartridge opposite from a side having the developer accommodating portion in the direction crossing with the axial direction of the electrophotographic photosensitive member by operation of a lever provided in the main assembly of the apparatus; a second cartridge positioning portion, provided at the other end portion in an axial direction of the electrophotographic photosensitive member, for engagement with a second main assembly side positioning portion, provided in the main assembly of the apparatus, in response to falling of a side of the process cartridge opposite from a side having the developer accommodating portion in the direction crossing with the axial direction of the electrophotographic photosensitive member by operation of a lever provided in the main assembly of the apparatus.