公开(公告)号：US11346447B2

公开(公告)日：2022-05-31

申请号：US16447996

申请日：2019-06-21

Applicant: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION

Inventor： Chien Nguyen ,  Xiang Yan ,  Van Duong

IPC: F16J15/02

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, IDBUR, the spring energized seal has a minimum inner diameter, IDSES, and IDSES is less than IDBUR.

公开(公告)号：US20230100083A1

公开(公告)日：2023-03-30

申请号：US17936137

申请日：2022-09-28

Applicant: Saint-Gobain Performance Plastics Corporation

Inventor： Xiang Yan ,  Zamzam Golmohammadi

IPC: F16J15/3204

Abstract: A seal including: annular jacket including a body including a heel, a first lip, and a second lip defining an annular recess, the first lip including an arcuate exterior portion, and having a thickness, WFL, and a length LFL; and an annular energizer disposed within the annular recess, adjacent to at least one of the first lip and the second lip, wherein the heel comprises a cutout portion, and wherein the ratio of LFL:WFL is greater than 2.

公开(公告)号：US12060943B2

公开(公告)日：2024-08-13

申请号：US17936137

申请日：2022-09-28

Applicant: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION

Inventor： Xiang Yan ,  Zamzam Golmohammadi

IPC: F16J15/3204

CPC classification number: F16J15/3204

Abstract: A seal including: annular jacket including a body including a heel, a first lip, and a second lip defining an annular recess, the first lip including an arcuate exterior portion, and having a thickness, WFL, and a length LFL; and an annular energizer disposed within the annular recess, adjacent to at least one of the first lip and the second lip, wherein the heel comprises a cutout portion, and wherein the ratio of LFL:WFL is greater than 2.

公开(公告)号：US20220163118A1

公开(公告)日：2022-05-26

申请号：US17456324

申请日：2021-11-23

Applicant: Saint-Gobain Performance Plastics Corporation

Inventor： Andrea Maffezzoli ,  Herman M. Dubois ,  Colby Stark ,  Philippe Burlot ,  Gino L. Stevenheydens ,  Christel C. Goy ,  Xiang Yan

IPC: F16J15/3236 ,  F04B53/16

Abstract: Systems and methods include providing an annular seal stack for an assembly. The seal stack assembly includes, at least one second annular seal, a spacer disposed axially adjacent to the at least one second annular seal, and a third annular seal disposed axially adjacent to the spacer. The seal stack assembly is disposed between a probe and a housing of the assembly and configured to provide an annular seal between the probe and the housing during operation of the assembly at cryogenic temperatures, during exposure of at least a portion of the seal stack assembly to cryogenic temperatures, during a change in pressure, during a change in temperature, or a combination thereof.