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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.:

US 12722591 B1

PDFFull Text
Date of Patent:
Sep. 01, 2026

Filed:

Aug. 10, 2022

Sealing structure of sealed container, formation method therefor, gas generator using sealing structure of sealed container, and manufacturing method therefor

Applicant:

Daicel Corporation, Osaka, JP;

Inventors:

Teppei Hanano, Tatsuno, JP;

Shuichi Shonai, Tatsuno, JP;

Assignee:

DAICEL CORPORATION, Osaka, JP;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Elizabeth M Kerr

Int. Cl.
CPC ...
B60R 21/264 (2006.01); B23K 15/00 (2006.01); B23K 26/32 (2014.01); B29C 65/16 (2006.01); F42B 3/103 (2006.01); B60R 21/26 (2011.01);
U.S. Cl.
CPC ...
B60R 21/264 (2013.01); B23K 15/0046 (2013.01); B23K 26/32 (2013.01); B29C 65/16 (2013.01); F42B 3/103 (2013.01); B60R 2021/26029 (2013.01); B60R 2021/26082 (2013.01);
Abstract

A sealing structure of a sealed container includes, a metallic cylindrical container having an opening, and a metallic closing member that closes the opening. The metallic closing member has an outer surface opposing an inner wall surface of the metallic cylindrical container, and the outer surface of the metallic closing member is one of plated with metal and covered with thermoplastic resin. The metallic closing member seals the opening of the metallic cylindrical container by one of melted metal and melted thermoplastic resin, and the one of melted metal and melted thermoplastic resin is a material different from a material of the metallic cylindrical container and the metallic closing member.

Find Patent Forward Citations

Hanano, Teppei. (2026). Sealing structure of sealed container, formation method therefor, gas generator using sealing structure of sealed container, and manufacturing method therefor (U.S. Patent No. 12722591). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12722591

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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