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. 28, 2024
Filed:
Oct. 11, 2022
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 21/16 (2006.01); G03G 21/18 (2006.01);
U.S. Cl.
CPC ...
G03G 21/1647 (2013.01); G03G 21/1825 (2013.01); G03G 21/1864 (2013.01);
Abstract
A cartridge includes a drum flange provided at one end portion of a photosensitive drum. A coupling member is operatively connected to the drum flange, with the coupling member being configured to transmit the driving force to the drum flange. The drum flange has an opening at one end and is closed at another end, and the opening leads to a hollow interior portion. An end portion of a coil spring contacts an interior surface of the closed end of the drum flange, and the drum flange includes a housing and a cover member attached to the housing, with the closed end of the drum flange being a part of the cover member.