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.

Date of Patent:
May. 26, 2026

Filed:

Jan. 14, 2025
Applicant:

Panasonic Holdings Corporation, Osaka, JP;

Inventors:

Shigeyoshi Matsui, Osaka, JP;

Toshihiko Matsuda, Fukuoka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 37/248 (2006.01); F16L 37/138 (2006.01); F16L 37/32 (2006.01); F16L 37/34 (2006.01);
U.S. Cl.
CPC ...
F16L 37/248 (2013.01); F16L 37/34 (2013.01); F16L 37/138 (2013.01); F16L 37/32 (2013.01);
Abstract

A tube joint connecting two tubes includes a female connector having an insert receptacle recessed in an axial direction that is an insertion direction, and a male connector having an insert that projects out and that is inserted in the insert receptacle in the axial direction. The female connector further includes: a pressing member; an inner seal member; a spring; an outer peripheral member that is connected to one end of the spring, that is biased in a direction opposite to the axial direction, and that abuts against the inner seal member while the male connector is not inserted; a spring enclosure; an outer seal member that seals a gap between the female connector and the male connector while the male connector is inserted; and an annular member that covers the outer seal member and the spring enclosure.


Find Patent Forward Citations

Matsui, Shigeyoshi. (2026). Tube joint (U.S. Patent No. 12638116). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12638116

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

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