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:
May. 03, 1994
Filed:
Apr. 09, 1992
Applicant:
Inventors:
Michio Yamaji, Osaka, JP;
Nobukazu Ikeda, Osaka, JP;
Naoya Masuda, Osaka, JP;
Tetsuya Kojima, Osaka, JP;
Assignee:
Fujikin Incorporated, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
285328 ; 285346 ; 285353 ; 285422 ;
Abstract
A pipe joint thrust ring to be interposed between a joint member of a pipe joint and a connecting threaded member rotatably fitted to the joint member. The thrust ring comprises a C-shaped body in the form of a circle partly cut away and having spring elasticity. The inner width between opposed ends of the C-shaped body is maller than the outside diameter of the joint member and can be increased to a value equal to the outside diameter of the joint member.