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:
May. 24, 2005
Filed:
Apr. 11, 2003
Takeshi Kawamura, Shizuoka, JP;
Takeshi Kawamura, Shizuoka, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
The image forming apparatus includes a movable image bearing member, a charging member opposed to the image bearing member in a charging portion, a transfer member for transferring an image formed on the image bearing member to a transferred member, and a cleaning mode for applying a voltage to the transfer member, and when other area on the image bearing member differing from a surface potential changing area on the image bearing member which is changed in surface potential by the application of this voltage is located in the charging portion, applying a voltage to the charging member, thereby cleaning the transfer member and the charging member. Thereby, the cleaning of the charging member can be effected well.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile