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:
Jan. 29, 2019
Filed:
Sep. 06, 2017
Canon Kabushiki Kaisha, Tokyo, JP;
Ken Kikuchi, Mishima, JP;
Yoshiyuki Batori, Hiratsuka, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A photosensitive drum unit includes a photosensitive drum having a cylinder, a rotational force receiving member, a spherical member including a projected portion, and a drum flange provided at one end portion of the cylinder and accommodating the spherical member. The drum flange includes (i) a hole portion capable of accommodating the spherical portion and having an opening that opens outwardly in the longitudinal direction of the cylinder, (ii) a groove portion that continues from the hole portion and is capable of accommodating the projected portion for receiving the rotational force from the projected portion, and (iii) a limiting portion for limiting inward movement of the spherical portion in the longitudinal direction of the cylinder.