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:
Feb. 09, 2021
Filed:
Apr. 07, 2020
Canon Kabushiki Kaisha, Tokyo, JP;
Shotaro Ishihara, Tokyo, JP;
Hiroshi Koyama, Tokyo, JP;
Atsushi Endo, Kashiwa, JP;
Tomonori Kitan, Abiko, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A drum cartridge includes a blade, a sheet metal member, a support member, and a fastening member. One of the sheet metal member and the support member includes a first center hole which is formed at a center portion, and a fastening member receiving portion formed at a first end side and configured to fasten the fastening member. The other of the sheet metal member and the support member includes a second center hole which is formed at the center portion, and a through hole which is formed at the first end side and through which the fastening member is passed. The first center hole and the second center hole are arranged such that centers thereof are overlapped. The through hole is configured to be larger than the fastening member receiving portion in a swinging direction with the first and second center holes serving as the center of swing.