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. 31, 2022

Filed:

Jun. 21, 2019
Applicant:

Saint-gobain Performance Plastics Corporation, Solon, OH (US);

Inventors:

Chien Nguyen, Barrington, RI (US);

Xiang Yan, Barrington, RI (US);

Van Duong, Corona, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16J 15/02 (2006.01);
U.S. Cl.
CPC ...
F16J 15/022 (2013.01);
Abstract

A seal assembly for high pressure equipment is disclosed and can include a back-up ring having a head and an extension extending from the head. The extension can include an interior surface that extends axially away from and radially inwardly from the head. The seal assembly can also include a spring energized seal having a jacket having a sealing portion with an annular spring disposed within the sealing portion of the jacket. At least a portion of the jacket fits around the extension of the back-up ring and wherein the back-up ring has a minimum inner diameter, ID, the spring energized seal has a minimum inner diameter, ID, and IDis less than ID.


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