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:
Sep. 06, 2022
Filed:
Oct. 07, 2019
Canon Kabushiki Kaisha, Tokyo, JP;
Tetsuo Uesugi, Suntou-gun, JP;
Makoto Hayashida, Numazu, JP;
Koji Yamaguchi, Numazu, JP;
Takashi Yano, Mishima, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A coupling member drum unit for a cartridge includes a cylindrical photosensitive drum having an axis Land a coupling member operatively connected to the photosensitive drum. The coupling member includes a drum flange provided at an end of the photosensitive drum, with a part of the drum flange being positioned inside of the photosensitive drum, and a connecting part operatively connected to the drum flange. The connecting part includes a cap positioned adjacent to the drum flange, an arm portion extending from the cap in a direction of the axis L, and a projection projecting from the arm portion in a direction perpendicular to the axis L, with the projection being movable between a first position and a second position, and with an end of the projection being closer to the axis Lin the first position than in the second position.