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:
Aug. 19, 2025
Filed:
Dec. 20, 2023
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/02 (2006.01);
U.S. Cl.
CPC ...
G03G 15/0266 (2013.01); G03G 15/0258 (2013.01);
Abstract
Provided is an image forming apparatus that can execute a first operation to move developer from a surface of a charging member to a surface of an image bearing member, and a second operation to supply developer to a cleaning portion, wherein a region of the surface of the image bearing member to which the developer is supplied in the second operation includes a region where a second potential difference is generated, so that an electrostatic force is generated to move the developer, which is charged to the normal charging polarity in the first operation immediately before supplying the developer, from the charging member and the image bearing member.