DE69213365D1 - Magnetische Dichtung - Google Patents
Magnetische DichtungInfo
- Publication number
- DE69213365D1 DE69213365D1 DE69213365T DE69213365T DE69213365D1 DE 69213365 D1 DE69213365 D1 DE 69213365D1 DE 69213365 T DE69213365 T DE 69213365T DE 69213365 T DE69213365 T DE 69213365T DE 69213365 D1 DE69213365 D1 DE 69213365D1
- Authority
- DE
- Germany
- Prior art keywords
- magnetic seal
- seal
- magnetic
- 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
- 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
- F16J15/3436—Pressing means
- F16J15/3444—Pressing means by magnetic attraction
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
- Sealing Devices (AREA)
- Sealing Of Bearings (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/727,098 US5161804A (en) | 1991-07-09 | 1991-07-09 | Magnetic seal |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69213365D1 true DE69213365D1 (de) | 1996-10-10 |
DE69213365T2 DE69213365T2 (de) | 1997-02-27 |
Family
ID=24921329
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69213365T Expired - Fee Related DE69213365T2 (de) | 1991-07-09 | 1992-04-10 | Magnetische Dichtung |
Country Status (13)
Country | Link |
---|---|
US (1) | US5161804A (de) |
EP (1) | EP0522682B1 (de) |
JP (1) | JP3448072B2 (de) |
AU (1) | AU648658B2 (de) |
BR (1) | BR9201635A (de) |
CA (1) | CA2065495C (de) |
DE (1) | DE69213365T2 (de) |
ES (1) | ES2092030T3 (de) |
FI (1) | FI100124B (de) |
MX (1) | MX9202176A (de) |
MY (1) | MY108342A (de) |
NO (1) | NO179923C (de) |
ZA (1) | ZA922945B (de) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06337072A (ja) * | 1993-05-28 | 1994-12-06 | Toyoda Gosei Co Ltd | 液圧ポンプ用メカニカルシール |
CA2167424C (en) * | 1995-02-02 | 2002-02-19 | David C. Orlowski | Emission seal |
CN1059262C (zh) * | 1997-12-05 | 2000-12-06 | 中国矿业大学 | 磁流体密封装置 |
GB2372298B (en) * | 1998-04-17 | 2002-09-25 | Rolls Royce Plc | A seal arrangement |
US6142477A (en) * | 1998-11-16 | 2000-11-07 | United Technologies Corporation | Active seal |
GB2368100B (en) * | 2000-10-19 | 2004-02-18 | Rolls Royce Plc | Seal fitting |
US6805358B2 (en) * | 2001-08-16 | 2004-10-19 | Isomag Corporation | Magnetic seal |
US6592127B1 (en) * | 2002-01-23 | 2003-07-15 | Phlaver Inc. | Air purged shaft seal assembly |
EP1563208A2 (de) * | 2002-07-08 | 2005-08-17 | AES Engineering Ltd | Drehdichtung |
US7604239B2 (en) * | 2002-09-30 | 2009-10-20 | Garlock Scaling Technologies LLC | Split bearing isolator and a method for assembling seal |
CA2500442C (en) * | 2002-09-30 | 2012-12-04 | Garlock Sealing Technologies Llc | Unitizing element and method for assembling a seal |
US20040227299A1 (en) * | 2003-05-12 | 2004-11-18 | Brian Simmons | Magnetic bearing isolator |
DE102004062445A1 (de) * | 2004-12-17 | 2006-06-22 | Kaco Gmbh + Co. Kg | Gleitringdichtung, insbesondere für Kraftfahrzeug-Kühlmittelpumpen |
US8201830B2 (en) * | 2005-10-31 | 2012-06-19 | Petróleo Brasileiro S.A.—Petrobras | Airtight magnetic seal for bearing casings |
US8038155B2 (en) * | 2006-07-10 | 2011-10-18 | Eaton Corporation | Magnetically-controlled rotary seal |
US8591116B2 (en) * | 2008-05-08 | 2013-11-26 | Parker-Hannifin Corporation | Bearing isolating seal |
US20100006788A1 (en) * | 2008-07-09 | 2010-01-14 | Honeywell International Inc. | Valve assembly having magnetically-energized seal mechanism |
US7857320B1 (en) | 2009-06-03 | 2010-12-28 | Chang Ming S | Bearing isolator seal with floating ring |
CN102667270B (zh) * | 2009-11-11 | 2015-09-02 | 卡勒克密封技术有限责任公司 | 迷宫式密封装置 |
WO2013126229A2 (en) | 2012-02-10 | 2013-08-29 | Orion Engineered Seals, Llc | Labyrinth seal |
CN103791111A (zh) * | 2012-10-31 | 2014-05-14 | 浙江三花股份有限公司 | 一种流量调节阀 |
US10107121B2 (en) * | 2012-12-05 | 2018-10-23 | Pratt & Whitney Canada Corp. | Carbon seal assembly |
CN103423456A (zh) * | 2013-08-27 | 2013-12-04 | 刘讯岐 | 一种紧顶定位磁力机械密封件 |
EP3077710B1 (de) * | 2013-12-02 | 2019-08-21 | Burckhardt Compression AG | Dichtungsanordnung und verfahren zum betrieb derselben |
MX2017013421A (es) | 2015-04-21 | 2018-01-11 | Inpro/Seal Llc | Montaje de sello de eje. |
US10927961B2 (en) | 2015-04-21 | 2021-02-23 | Inpro/Seal Llc | Shaft seal assembly |
US9771821B1 (en) * | 2015-06-15 | 2017-09-26 | Florida Turbine Technologies, Inc. | Turbine interstage seal with self-balancing capability |
EP3311047B1 (de) | 2015-06-18 | 2024-07-31 | Inpro/Seal LLC | Wellendichtungsanordnung |
US20180017166A1 (en) * | 2016-07-14 | 2018-01-18 | Magnetic Seal Corp. | Rotary face seal with magnetic repelling loading |
US10753478B2 (en) | 2016-11-07 | 2020-08-25 | Garlock Sealing Technologies, Llc | Bearing isolator for extreme conditions |
US10704692B1 (en) | 2017-04-26 | 2020-07-07 | Garlock Sealing Technologies, Llc | Flooded metallic bearing isolator |
CN111412286B (zh) * | 2020-03-27 | 2022-08-23 | 广州市昕恒泵业制造有限公司 | 双排磁力机械密封 |
CN111396559B (zh) * | 2020-03-27 | 2022-08-23 | 广州市昕恒泵业制造有限公司 | 单排磁力机械密封 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2843403A (en) * | 1955-01-11 | 1958-07-15 | Magnetic Seal Corp | Rotary seal |
US3050319A (en) * | 1956-05-22 | 1962-08-21 | Magnetic Seal Corp | Radially contacting seal with balancing sleeve |
US3170409A (en) * | 1963-04-01 | 1965-02-23 | Dura Corp | Rotor pump seal |
US3550989A (en) * | 1968-04-15 | 1970-12-29 | Sybron Corp | Wear resistant articles and facings therefor |
GB1256549A (de) * | 1969-12-01 | 1971-12-08 | ||
US3708177A (en) * | 1970-06-17 | 1973-01-02 | M Baermann | Magnetic seal for a rotary shaft and magnet therefor |
DE2315190B2 (de) * | 1973-03-27 | 1978-04-20 | Klein, Schanzlin & Becker Ag, 6710 Frankenthal | Hydrostatische Gleitringdichtung |
FR2514455A1 (fr) * | 1981-10-09 | 1983-04-15 | Hotchkiss Brandt Sogeme | Joint tournant magnetique |
US4486026A (en) * | 1982-02-10 | 1984-12-04 | Nippon Seiko K.K. | Sealing and bearing means by use of ferrofluid |
DE3368742D1 (en) * | 1982-06-05 | 1987-02-05 | Gutehoffnungshuette Man | Shaft seal with a magnetically adjusted sealing clearance |
EP0105616A3 (de) * | 1982-09-03 | 1984-09-26 | Cannings, John Arthur | Magnetische Drehdichtung |
US4605234A (en) * | 1985-12-16 | 1986-08-12 | Metcalf Maurice E | Mechanical seal assembly with orientation maintaining means |
US4795168A (en) * | 1987-09-10 | 1989-01-03 | Durametallic Corporation | Magnetic seal assembly |
DE3820581A1 (de) * | 1988-06-16 | 1989-12-28 | Burgmann Dichtungswerk Feodor | Gleitringdichtung |
DE3918842A1 (de) * | 1989-06-09 | 1990-12-13 | Windhorst Beteiligungsgesellsc | Magnetdichtung fuer sich bewegende maschinenteile und verfahren zu deren herstellung |
-
1991
- 1991-07-09 US US07/727,098 patent/US5161804A/en not_active Expired - Fee Related
-
1992
- 1992-04-07 CA CA002065495A patent/CA2065495C/en not_active Expired - Fee Related
- 1992-04-10 ES ES92303234T patent/ES2092030T3/es not_active Expired - Lifetime
- 1992-04-10 DE DE69213365T patent/DE69213365T2/de not_active Expired - Fee Related
- 1992-04-10 EP EP92303234A patent/EP0522682B1/de not_active Expired - Lifetime
- 1992-04-15 AU AU14965/92A patent/AU648658B2/en not_active Ceased
- 1992-04-23 ZA ZA922945A patent/ZA922945B/xx unknown
- 1992-04-28 NO NO921645A patent/NO179923C/no unknown
- 1992-04-29 MY MYPI92000736A patent/MY108342A/en unknown
- 1992-04-30 FI FI921953A patent/FI100124B/fi active
- 1992-04-30 JP JP11168592A patent/JP3448072B2/ja not_active Expired - Fee Related
- 1992-04-30 BR BR929201635A patent/BR9201635A/pt not_active IP Right Cessation
- 1992-05-11 MX MX9202176A patent/MX9202176A/es unknown
Also Published As
Publication number | Publication date |
---|---|
MX9202176A (es) | 1993-01-01 |
US5161804A (en) | 1992-11-10 |
FI100124B (fi) | 1997-09-30 |
JP3448072B2 (ja) | 2003-09-16 |
CA2065495C (en) | 1995-05-02 |
FI921953A0 (fi) | 1992-04-30 |
AU1496592A (en) | 1993-01-21 |
NO921645L (no) | 1993-01-11 |
ZA922945B (en) | 1993-10-25 |
AU648658B2 (en) | 1994-04-28 |
MY108342A (en) | 1996-09-30 |
FI921953A (fi) | 1993-01-10 |
NO179923C (no) | 1997-01-08 |
NO921645D0 (no) | 1992-04-28 |
NO179923B (no) | 1996-09-30 |
ES2092030T3 (es) | 1996-11-16 |
EP0522682B1 (de) | 1996-09-04 |
DE69213365T2 (de) | 1997-02-27 |
JPH05133478A (ja) | 1993-05-28 |
BR9201635A (pt) | 1993-03-16 |
EP0522682A1 (de) | 1993-01-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |