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. 28, 2020
Filed:
Dec. 04, 2018
Canon Kabushiki Kaisha, Tokyo, JP;
Tetsuya Numata, Suntou-gun, JP;
Makoto Hayashida, Numazu, JP;
Naoki Maeda, Suntou-gun, JP;
Kayo Mitsugi, Mishima, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A manufacturing method of a cartridge, the cartridge being attachable to an apparatus main body of an image forming apparatus, the cartridge including a first member and a second member, the first member including a receiving surface and a retaining portion, and the second member including a contact surface in contact with the receiving surface. In the manufacturing method, the first member and the second member are held so that the contact surface covers the retaining portion and so that the contact surface and the receiving surface are in contact with each other and joined by ultrasonic spot welding so that a recess recessed towards the retaining portion is formed in the second member and so that at least part of a fused portion of the first member and the second member enters the retaining portion.