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公开(公告)号:US20220349475A1
公开(公告)日:2022-11-03
申请号:US17660856
申请日:2022-04-27
Inventor: Chien NGUYEN , Xiang YAN
IPC: F16J15/3212 , F16J15/3236
Abstract: Systems and methods include providing a seal for an assembly. The seal includes a jacket having a base, an inner sealing leg, and an outer sealing leg, and further includes a spring disposed within the jacket between and in contact with the inner sealing leg and the outer sealing leg. The spring includes a metallic annular body comprising an inner diameter and an outer diameter, and a plurality of radially cut perforations disposed about at least one of the inner diameter and the outer diameter of the metallic annular body.
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公开(公告)号:US20190390771A1
公开(公告)日:2019-12-26
申请号:US16447996
申请日:2019-06-21
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.
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