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. 24, 2024
Filed:
Sep. 29, 2022
Seiko Epson Corporation, Tokyo, JP;
Tadahiro Mizutani, Shiojiri, JP;
Yoshihiro Koizumi, Shiojiri, JP;
Shun Oya, Kiso-machi, JP;
Takumi Nagashima, Matsumoto, JP;
Tadashi Watanabe, Matsumoto, JP;
Manabu Yamaguchi, Shiojiri, JP;
SEIKO EPSON CORPORATION, Tokyo, JP;
Abstract
There is provided an ink replenishment container for replenishing ink into an ink tank via an ink inlet flow path member, the ink replenishment container including a container main body, an ink outlet forming portion having a tubular portion, a spring valve having a valve body mounted in the tubular portion and a spring for urging the valve body toward the ink outlet, and a sealing member mounted in the tubular portion and having a sealing end configured to contact with the valve body in a valve close state, in which the sealing member has a cylindrical inner peripheral wall and an elastic membrane portion extending from the inner peripheral wall toward a center, and the elastic membrane portion is formed with a slit-shaped gap passing through a center portion including the center.