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. 18, 2021

Filed:

Aug. 18, 2015
Applicant:

Lord Corporation, Cary, NC (US);

Inventors:

Keith R. Ptak, Erie, PA (US);

David C. Riggs, Coppell, TX (US);

Assignee:

LORD Corporation, Cary, NC (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 27/103 (2006.01); E21B 33/038 (2006.01);
U.S. Cl.
CPC ...
F16L 27/103 (2013.01); E21B 33/038 (2013.01);
Abstract

A flexible joint is provided. The flexible joint is for use in a steel catenary riser that includes a compression bearing () having a transition shim () and a plurality of alternating flexible elements () and shims () collectively stacked and bonded to a lower portion of the transition shim (). The flexible joint also includes an inner bonding material () having a profile that is complementary to a profile of an extension tube (), the inner bonding material () being disposed between the extension tube () and compression bearing () and configured to serve as a bonding mechanism between extension tube and compression bearing.


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