JP2012117671A5 - - Google Patents
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- Publication number
- JP2012117671A5 JP2012117671A5 JP2011255666A JP2011255666A JP2012117671A5 JP 2012117671 A5 JP2012117671 A5 JP 2012117671A5 JP 2011255666 A JP2011255666 A JP 2011255666A JP 2011255666 A JP2011255666 A JP 2011255666A JP 2012117671 A5 JP2012117671 A5 JP 2012117671A5
- Authority
- JP
- Japan
- Prior art keywords
- packing ring
- seal assembly
- rotor
- arcuate
- axis
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000012856 packing Methods 0.000 claims 10
- 230000000750 progressive effect Effects 0.000 claims 1
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/957,127 | 2010-11-30 | ||
| US12/957,127 US8628092B2 (en) | 2010-11-30 | 2010-11-30 | Method and apparatus for packing rings |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2012117671A JP2012117671A (ja) | 2012-06-21 |
| JP2012117671A5 true JP2012117671A5 (cg-RX-API-DMAC7.html) | 2015-08-27 |
| JP5923283B2 JP5923283B2 (ja) | 2016-05-24 |
Family
ID=46049927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011255666A Expired - Fee Related JP5923283B2 (ja) | 2010-11-30 | 2011-11-24 | シールアセンブリ |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US8628092B2 (cg-RX-API-DMAC7.html) |
| JP (1) | JP5923283B2 (cg-RX-API-DMAC7.html) |
| DE (1) | DE102011055836A1 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2968032B1 (cg-RX-API-DMAC7.html) |
| RU (1) | RU2598620C2 (cg-RX-API-DMAC7.html) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9074486B2 (en) * | 2011-01-31 | 2015-07-07 | General Electric Company | Method and apparatus for labyrinth seal packing ring |
| US8967951B2 (en) * | 2012-01-10 | 2015-03-03 | General Electric Company | Turbine assembly and method for supporting turbine components |
| US10337619B2 (en) | 2013-08-27 | 2019-07-02 | Eaton Intelligent Power Limited | Seal ring composite for improved hydrodynamic seal performance |
| US9714712B2 (en) | 2014-08-15 | 2017-07-25 | Eaton Corporation | Hydrodynamic mating ring with integrated groove inlet pressure control |
| US10385715B2 (en) * | 2016-08-29 | 2019-08-20 | United Technologies Corporation | Floating, non-contact seal with angled beams |
| FR3065483B1 (fr) * | 2017-04-24 | 2020-08-07 | Safran Aircraft Engines | Dispositif d'etancheite entre rotor et stator de turbomachine |
| US10830081B2 (en) * | 2017-07-17 | 2020-11-10 | Raytheon Technologies Corporation | Non-contact seal with non-straight spring beam(s) |
| CN108412804B (zh) * | 2018-04-11 | 2024-06-18 | 宜兴市宙斯泵业有限公司 | 一种离心泵用单端面内装式机械密封 |
| EP3990808A1 (en) * | 2019-07-30 | 2022-05-04 | Siemens Energy Global GmbH & Co. KG | Non-contact seal assembly with damping elements |
| EP3795804A1 (en) * | 2019-09-20 | 2021-03-24 | Siemens Aktiengesellschaft | Sealing element for a continuous flow engine and corresponding method of manufacturing |
| JP7705708B2 (ja) | 2019-12-19 | 2025-07-10 | イートン インテリジェント パワー リミテッド | 自己矯正流体力学的シール |
| CN115605696B (zh) * | 2020-06-05 | 2025-02-18 | 谐波传动系统有限公司 | 润滑剂密封结构、波动齿轮装置以及致动器 |
| US11773741B2 (en) * | 2021-06-09 | 2023-10-03 | General Electric Company | Compliant shroud designs with variable stiffness |
| CN116517641A (zh) * | 2022-01-24 | 2023-08-01 | 通用电气公司 | 弯曲梁堆叠结构柔性的护罩 |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU775349A1 (ru) * | 1978-01-18 | 1980-10-30 | Предприятие П/Я М-5717 | Лабиринтное уплотнение паровой турбины |
| US4436311A (en) | 1982-04-20 | 1984-03-13 | Brandon Ronald E | Segmented labyrinth-type shaft sealing system for fluid turbines |
| US5118120A (en) * | 1989-07-10 | 1992-06-02 | General Electric Company | Leaf seals |
| US5181308A (en) * | 1991-07-22 | 1993-01-26 | Westinghouse Electric Corp. | Method for installing annular seals |
| US5395124A (en) | 1993-01-04 | 1995-03-07 | Imo Industries, Inc. | Retractible segmented packing ring for fluid turbines having gravity springs to neutralize packing segment weight forces |
| US5709388A (en) | 1996-09-27 | 1998-01-20 | General Electric Co. | Variable clearance packing ring with guide for preventing circumferential displacement |
| JPH11230370A (ja) * | 1998-02-18 | 1999-08-27 | Mitsubishi Heavy Ind Ltd | ラビリンスシール |
| WO2000003164A1 (fr) | 1998-07-13 | 2000-01-20 | Mitsubishi Heavy Industries, Ltd. | Joint d'arbre et turbine utilisant ce joint |
| US6168162B1 (en) * | 1998-08-05 | 2001-01-02 | General Electric Co. | Self-centering brush seal |
| US6250641B1 (en) | 1998-11-25 | 2001-06-26 | General Electric Co. | Positive biased packing ring brush seal combination |
| JP2002536613A (ja) * | 1999-02-11 | 2002-10-29 | ゼネラル・エレクトリック・カンパニイ | 円周方向変位を防止するクリップを有する可変クリアランス・パッキングリング |
| EP1169585B1 (en) * | 2000-01-31 | 2005-03-02 | General Electric Company | Self-centering brush seal |
| US6588764B2 (en) | 2001-11-20 | 2003-07-08 | Dresser-Rand Company | Segmented labyrinth seal assembly and method |
| US6733233B2 (en) * | 2002-04-26 | 2004-05-11 | Pratt & Whitney Canada Corp. | Attachment of a ceramic shroud in a metal housing |
| US8002285B2 (en) | 2003-05-01 | 2011-08-23 | Justak John F | Non-contact seal for a gas turbine engine |
| US7938407B2 (en) * | 2003-11-04 | 2011-05-10 | Parker-Hannifin Corporation | High temperature spring seals |
| US7216871B1 (en) * | 2004-05-04 | 2007-05-15 | Advanced Components & Materials, Inc. | Non-contacting seal for rotating surfaces |
| US7413194B2 (en) * | 2004-10-28 | 2008-08-19 | Rolls-Royce Plc | Pressure balanced annular seal |
| US20070120329A1 (en) | 2005-11-29 | 2007-05-31 | Chevrette Richard J | Apparatus and method for steam turbine variable clearance packing |
| US7384235B2 (en) | 2006-04-07 | 2008-06-10 | General Electric Company | Variable clearance positive pressure packing ring and carrier arrangement with leaf springs |
-
2010
- 2010-11-30 US US12/957,127 patent/US8628092B2/en not_active Expired - Fee Related
-
2011
- 2011-11-24 JP JP2011255666A patent/JP5923283B2/ja not_active Expired - Fee Related
- 2011-11-29 DE DE102011055836A patent/DE102011055836A1/de not_active Ceased
- 2011-11-29 RU RU2011149183/06A patent/RU2598620C2/ru not_active IP Right Cessation
- 2011-11-30 FR FR1160993A patent/FR2968032B1/fr not_active Expired - Fee Related