BR9201635A - Vedacao magnetica - Google Patents

Vedacao magnetica

Info

Publication number
BR9201635A
BR9201635A BR929201635A BR9201635A BR9201635A BR 9201635 A BR9201635 A BR 9201635A BR 929201635 A BR929201635 A BR 929201635A BR 9201635 A BR9201635 A BR 9201635A BR 9201635 A BR9201635 A BR 9201635A
Authority
BR
Brazil
Prior art keywords
magnetic sealing
sealing
magnetic
Prior art date
Application number
BR929201635A
Other languages
English (en)
Inventor
David C Orlowski
Heinz P Bloch
Original Assignee
Inpro Co Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Inpro Co Inc filed Critical Inpro Co Inc
Publication of BR9201635A publication Critical patent/BR9201635A/pt

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 Of Bearings (AREA)
  • Sealing Devices (AREA)
  • Glass Compositions (AREA)
BR929201635A 1991-07-09 1992-04-30 Vedacao magnetica BR9201635A (pt)

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 (1)

Publication Number Publication Date
BR9201635A true BR9201635A (pt) 1993-03-16

Family

ID=24921329

Family Applications (1)

Application Number Title Priority Date Filing Date
BR929201635A BR9201635A (pt) 1991-07-09 1992-04-30 Vedacao magnetica

Country Status (13)

Country Link
US (1) US5161804A (pt)
EP (1) EP0522682B1 (pt)
JP (1) JP3448072B2 (pt)
AU (1) AU648658B2 (pt)
BR (1) BR9201635A (pt)
CA (1) CA2065495C (pt)
DE (1) DE69213365T2 (pt)
ES (1) ES2092030T3 (pt)
FI (1) FI100124B (pt)
MX (1) MX9202176A (pt)
MY (1) MY108342A (pt)
NO (1) NO179923C (pt)
ZA (1) ZA922945B (pt)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
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 (en) * 2002-07-08 2005-08-17 AES Engineering Ltd Rotary seal
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 (en) 2015-06-18 2024-07-31 Inpro/Seal LLC Shaft seal assembly
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)

* Cited by examiner, † Cited by third party
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 (pt) * 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 (en) * 1982-09-03 1984-09-26 Cannings, John Arthur Magnetic rotary seal
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

Also Published As

Publication number Publication date
MX9202176A (es) 1993-01-01
DE69213365D1 (de) 1996-10-10
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 (en) 1996-09-04
DE69213365T2 (de) 1997-02-27
JPH05133478A (ja) 1993-05-28
EP0522682A1 (en) 1993-01-13

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Legal Events

Date Code Title Description
EE Request for examination
FF Decision: intention to grant
KE Notification for payement of fee for the delivery of letter patents of an application granted by virtue of law 5772/71
FG9A Patent or certificate of addition granted
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 12A,13A,14A,16A,17A,18A E 19A ANUIDADE(S).

B08H Application fees: decision cancelled [chapter 8.8 patent gazette]

Free format text: REFERENTE AO DESPACHO PUBLICADO NA RPI 2097 DE 15 /03/ 2011.

B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 12A,13A,14A,15A,16A,17A,18A E 19A ANUIDADE(S).

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time
B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: MANUTENCAO DA EXTINCAO - ART. 78 INCISO IV DA LPI