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. 23, 1999
Filed:
May. 04, 1994
Yutaka Kikuchi, Kawasaki, JP;
Masanobu Kanoto, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image forming apparatus includes a main assembly and a detachable process cartridge mountable to the main assembly. The main assembly has a rotatable image transfer roller for transferring a toner image onto a recording sheet and the process cartridge has a rotatable photosensitive member, a device to form an image on that photosensitive member, a driving force receiving unit provided in the photosensitive member for receiving a driving force from the main assembly so as to rotate the photosensitive member and a driving force outputting unit provided in the photosensitive member for outputting the driving force back to the main assembly to rotate the image transfer roller in the main assembly.