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:
Mar. 06, 2018

Filed:

Sep. 04, 2014
Applicant:

Taylor Kerr (Couplings) Limited, Old Beaconsfield, Buckinghamshire, GB;

Inventors:

Ian Richard Webb, Gerrards Cross, GB;

Neil John Thornton Taylor, Rickmansworth, GB;

Assignee:

Taylor Kerr (Couplings) Limited, Buckinghamshire, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 17/00 (2006.01); F16L 21/06 (2006.01); F16L 59/18 (2006.01); F16L 21/08 (2006.01); F16L 47/12 (2006.01); F16L 59/14 (2006.01);
U.S. Cl.
CPC ...
F16L 21/065 (2013.01); F16L 21/08 (2013.01); F16L 47/12 (2013.01); F16L 59/145 (2013.01); F16L 59/182 (2013.01);
Abstract

A pipe coupling for connecting together the ends of two pipes including a tubular casing for fitting around a pipe; tensioning means for tightening the casing around the outer surface of the pipe; and a dynamic axial restraint system comprising at least one resilient gripping ring mounted within the casing for gripping the outer surface of the pipe. The gripping ring includes an outer surface engaging with an inner surface of the casing and adapted to roll against the inner surface of the casing upon axial loading of the pipe; and an inner gripping surface for engaging the outer surface of the pipe. The gripping surface of the resilient gripping ring is adapted such that upon rolling of the outer surface against the inner surface of the tubular casing, the area of the gripping surface in contact with the pipe increases.


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