DE68912446D1 - Reflektorkühlpumpe mit Doppel-Sperrdichtung mit eigenständigem Injektionspumpenmechanismus. - Google Patents
Reflektorkühlpumpe mit Doppel-Sperrdichtung mit eigenständigem Injektionspumpenmechanismus.Info
- Publication number
- DE68912446D1 DE68912446D1 DE89114334T DE68912446T DE68912446D1 DE 68912446 D1 DE68912446 D1 DE 68912446D1 DE 89114334 T DE89114334 T DE 89114334T DE 68912446 T DE68912446 T DE 68912446T DE 68912446 D1 DE68912446 D1 DE 68912446D1
- Authority
- DE
- Germany
- Prior art keywords
- double locking
- locking seal
- independent injection
- injection pump
- reflector cooling
- 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.)
- Expired - Fee Related
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3404—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal
- F16J15/3408—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface
- F16J15/3412—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface with cavities
- F16J15/342—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface with cavities with means for feeding fluid directly to the face
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/40—Sealings between relatively-moving surfaces by means of fluid
- F16J15/406—Sealings between relatively-moving surfaces by means of fluid by at least one pump
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S277/00—Seal for a joint or juncture
- Y10S277/927—Seal including fluid pressure differential feature
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Mechanical Sealing (AREA)
- Sealing Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/231,039 US4961678A (en) | 1988-08-12 | 1988-08-12 | Reactor coolant pump having double dam seal with self-contained injection pump mechanism |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68912446D1 true DE68912446D1 (de) | 1994-03-03 |
DE68912446T2 DE68912446T2 (de) | 1994-07-14 |
Family
ID=22867542
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68912446T Expired - Fee Related DE68912446T2 (de) | 1988-08-12 | 1989-08-03 | Reflektorkühlpumpe mit Doppel-Sperrdichtung mit eigenständigem Injektionspumpenmechanismus. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4961678A (de) |
EP (1) | EP0354470B1 (de) |
JP (1) | JP2828231B2 (de) |
KR (1) | KR0181290B1 (de) |
DE (1) | DE68912446T2 (de) |
ES (1) | ES2047617T3 (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5171023A (en) * | 1991-02-19 | 1992-12-15 | Scott Robert J | Technique for in-place cleaning of a sealing structure |
US5193974A (en) * | 1991-07-01 | 1993-03-16 | Bw/Ip International, Inc. | Dynamic pressure recovery seal |
US5658127A (en) * | 1996-01-26 | 1997-08-19 | Sundstrand Corporation | Seal element cooling in high speed mechanical face seals |
KR100403798B1 (ko) * | 1996-03-11 | 2004-06-26 | 삼성전자주식회사 | 겹침형강유전체랜덤액세서메모리및그제조방법과구동방법 |
US6852074B1 (en) * | 1997-05-20 | 2005-02-08 | Zymequest, Inc. | Biological processing apparatus for expressing fluid material |
AU7690698A (en) * | 1997-05-20 | 1998-12-11 | Zymequest, Inc. | Cell processing systems |
US6109617A (en) * | 1998-03-04 | 2000-08-29 | Power Packing Co., Inc. | Gas seal assembly and method of sealing |
US6325378B1 (en) * | 1998-04-01 | 2001-12-04 | Nippon Pillar Packing Co., Ltd. | Shaft seal apparatus |
JP4465668B2 (ja) * | 1999-07-05 | 2010-05-19 | エム・テクニック株式会社 | メカニカルシール及びこれを用いた攪拌装置並びに攪拌方法 |
FR2824365A1 (fr) | 2001-05-04 | 2002-11-08 | Stein Seal Compagny | Systeme d'etancheite pour systemes fermes a haute pression contenant un element rotatif et un logement |
JP4704330B2 (ja) * | 2003-02-28 | 2011-06-15 | エイ・ダブリュー・チェスタトン・カンパニー | 釣り合い式メカニカルシール組立体 |
KR101119546B1 (ko) * | 2004-11-09 | 2012-02-28 | 이글 고오교 가부시키가이샤 | 메카니컬 실링장치 |
JP4673807B2 (ja) * | 2006-08-02 | 2011-04-20 | 日本ピラー工業株式会社 | 静圧形ノンコンタクトガスシール |
WO2010051222A2 (en) * | 2008-10-31 | 2010-05-06 | Borgwarner Inc. | Electro-hydraulic pressure control fan drive system with electrical failure mode operation |
JP2011038579A (ja) * | 2009-08-10 | 2011-02-24 | Jgc Corp | メカニカルシール装置及び処理装置 |
WO2014152999A1 (en) * | 2013-03-14 | 2014-09-25 | Georgia Tech Research Corporation | Hydraulically controllable mechanical seal |
US9394799B1 (en) * | 2014-07-09 | 2016-07-19 | S & J Design Llc | Air riding seal for a turbine |
US11187093B2 (en) * | 2019-03-29 | 2021-11-30 | General Electric Company | Face seal assembly with thermal management circuit and an associated method thereof |
CN114215919B (zh) * | 2021-12-17 | 2022-12-13 | 中密控股股份有限公司 | 一种能显著提高稳定性的新型核主泵静压轴封结构 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB134437A (en) * | 1919-01-13 | 1919-11-06 | British Westinghouse Electric | Improvements in Liquid Sealed Glands for Rotating Shafts. |
NL89197C (de) * | 1952-03-04 | |||
GB729327A (en) * | 1952-06-13 | 1955-05-04 | Karl Wernert | Improvements in rotatable shaft packings |
US2835514A (en) * | 1954-03-03 | 1958-05-20 | Ingersoll Rand Co | Rotary shaft seal |
GB811299A (en) * | 1955-05-05 | 1959-04-02 | Parsons C A & Co Ltd | Improvements in and relating to shaft seals |
US3433489A (en) * | 1966-12-27 | 1969-03-18 | Borg Warner | Mechanical seal with flow control |
DE1550017A1 (de) * | 1967-03-29 | 1969-07-10 | Kloeckner Humboldt Deutz Ag | Gleitringdichtung |
CH476934A (fr) * | 1967-11-23 | 1969-08-15 | Guinard Pompes | Garniture à régulation de fuite |
CH506734A (de) * | 1969-04-22 | 1971-04-30 | Cyphelly Ivan J | Durch den Arbeitsdruck beaufschlagte, hydrostatische Wellendichtung |
US4093239A (en) * | 1976-01-21 | 1978-06-06 | Nippon Piston Ring Co., Ltd. | Piston rod sealing arrangement for a stirling engine |
JPS5765899A (en) * | 1980-10-13 | 1982-04-21 | Kohjin Co Ltd | Centrifugal pump having leaked liquid returning passage in its shaft |
-
1988
- 1988-08-12 US US07/231,039 patent/US4961678A/en not_active Expired - Lifetime
-
1989
- 1989-08-03 ES ES89114334T patent/ES2047617T3/es not_active Expired - Lifetime
- 1989-08-03 DE DE68912446T patent/DE68912446T2/de not_active Expired - Fee Related
- 1989-08-03 EP EP89114334A patent/EP0354470B1/de not_active Expired - Lifetime
- 1989-08-11 JP JP1207081A patent/JP2828231B2/ja not_active Expired - Fee Related
- 1989-08-11 KR KR1019890011482A patent/KR0181290B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPH0299799A (ja) | 1990-04-11 |
EP0354470A2 (de) | 1990-02-14 |
ES2047617T3 (es) | 1994-03-01 |
KR900003908A (ko) | 1990-03-27 |
EP0354470B1 (de) | 1994-01-19 |
DE68912446T2 (de) | 1994-07-14 |
KR0181290B1 (ko) | 1999-05-01 |
EP0354470A3 (de) | 1991-04-03 |
US4961678A (en) | 1990-10-09 |
JP2828231B2 (ja) | 1998-11-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: WESTINGHOUSE ELECTRIC COMPANY LLC, MONROEVILLE, PA |
|
8339 | Ceased/non-payment of the annual fee |