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:
Dec. 07, 2021
Filed:
Mar. 04, 2020
Canon Kabushiki Kaisha, Tokyo, JP;
Ryo Shimamura, Yokohama, JP;
Akira Shiba, Machida, JP;
Kazuya Yoshii, Yokohama, JP;
Norihiro Ikebe, Kawasaki, JP;
Takeho Miyashita, Yokohama, JP;
Tomoki Yamamuro, Kawasaki, JP;
Atsushi Arai, Yokohama, JP;
Masatoshi Ohira, Fujisawa, JP;
Tatsuaki Orihara, Tokyo, JP;
Hirofumi Okuhara, Tokyo, JP;
Kazumasa Matsushita, Kawasaki, JP;
Misato Furuya, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
To provide a liquid storage container equipped with a plug member that can prevent leakage of a liquid from the liquid storage container and can be opened without causing scatter of the liquid, and a liquid ejection apparatus equipped with the liquid storage container. For the purpose, at least one of a connection part of the convex part with the cover part and an apical part of the convex part most apart from the connection part is provided offset from the centroid of the cover part, seen from a direction orthogonal to an opening surface of a supply port in a state that the plug member is mounted on a supply port of the liquid storage container.