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:
Aug. 19, 1997
Filed:
Aug. 28, 1995
Shigeyuki Matsumoto, Tokyo, JP;
Yasuo Yabe, Tokyo, JP;
Tsuneyoshi Shibata, Tokyo, JP;
Masao Kanazawa, Tokyo, JP;
Minoru Sunaga, Tokyo, JP;
Nobuhisa Fukuda, Tokyo, JP;
Kenji Fuse, Tokyo, JP;
Yasumi Maruhashi, Tokyo, JP;
Mitsuaki Motoda, Tokyo, JP;
Kenji Miyatani, Tokyo, JP;
Benkan Corporation, Tokyo, JP;
Abstract
A pipe joint for connecting water supply pipe together and which utilizes compression seals between the pipe and the joint, and is comprised of a holding housing having a band body that surround a seal ring and a holding ring. A locking bolt is threadably tightened onto the holding housing. The seal ring is embedded and sealed within outside surface of both ends of the separated pipes after the locking bolt is threadably tightened. The holding ring is positioned to engage and become fully engaged within the groove at each of outside of the separated pipes, and hold the separation pipes against being easily separated after the locking bolt is threadably tight-end onto the holding housing.