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. 14, 1999
Filed:
Feb. 27, 1997
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A process cartridge detachably mountable to a main assembly of an image forming apparatus includes a cartridge frame, an electrophotographic photosensitive member, a processor actable on the electrophotographic photosensitive member, and a cartridge shutter capable of taking a closing position for covering an exposed portion of the electrophotographic photosensitive member exposed from the cartridge frame and an open position for exposing a part of the electrophotographic photosensitive member. The cartridge shutter has a first portion and a second portion which are swingable relative to each other, with the first portion being disposed downstream of the second portion with respect to a movement direction of the shutter toward the open position. The cartridge shutter takes a position above the cartridge frame when the process cartridge is mounted to a mounting position of the main assembly of the apparatus and the shutter takes the open position.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile