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:
Jul. 21, 1992
Filed:
May. 30, 1991
Applicant:
Inventors:
Robert C Sykes, Burlington, MA (US);
Patsy A Coppola, III, Bedford, MA (US);
Paul R Belkus, Whitinsville, MA (US);
Assignee:
Gas Research Institute, Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L / ; F16L / ;
U.S. Cl.
CPC ...
285382 ; 285323 ; 285903 ;
Abstract
A tube joint for annular corrugated tubing includes a body having a sleeve for receiving the end of an annular corrugated tube; at least one circumferential raised lobe on the sleeve for engaging an annular corrugation of the tube; and a collar for engaging the body and including a swaging section having a first camming surface for compressing the lobe radially inwardly to engage a corrugation of the tube.