ATE274149T1 - Lagervorrichtung - Google Patents

Lagervorrichtung

Info

Publication number
ATE274149T1
ATE274149T1 AT98924721T AT98924721T ATE274149T1 AT E274149 T1 ATE274149 T1 AT E274149T1 AT 98924721 T AT98924721 T AT 98924721T AT 98924721 T AT98924721 T AT 98924721T AT E274149 T1 ATE274149 T1 AT E274149T1
Authority
AT
Austria
Prior art keywords
rotatable
relatively
turn
magnet
keep
Prior art date
Application number
AT98924721T
Other languages
English (en)
Inventor
Leif Bohlin
Original Assignee
Medirox Ab
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 Medirox Ab filed Critical Medirox Ab
Application granted granted Critical
Publication of ATE274149T1 publication Critical patent/ATE274149T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
    • G01N11/10—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material
    • G01N11/14—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material by using rotary bodies, e.g. vane
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/0408—Passive magnetic bearings
    • F16C32/041—Passive magnetic bearings with permanent magnets on one part attracting the other part
    • F16C32/0417—Passive magnetic bearings with permanent magnets on one part attracting the other part for axial load mainly
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/0408—Passive magnetic bearings
    • F16C32/0423—Passive magnetic bearings with permanent magnets on both parts repelling each other
    • F16C32/0425—Passive magnetic bearings with permanent magnets on both parts repelling each other for radial load mainly
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/0408—Passive magnetic bearings
    • F16C32/0423—Passive magnetic bearings with permanent magnets on both parts repelling each other
    • F16C32/0429—Passive magnetic bearings with permanent magnets on both parts repelling each other for both radial and axial load, e.g. conical magnets
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/044—Active magnetic bearings
    • F16C32/0444—Details of devices to control the actuation of the electromagnets
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C39/00—Relieving load on bearings
    • F16C39/06—Relieving load on bearings using magnetic means
    • F16C39/063—Permanent magnets
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2370/00—Apparatus relating to physics, e.g. instruments

Landscapes

  • General Engineering & Computer Science (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
  • Glass Compositions (AREA)
  • Valve Device For Special Equipments (AREA)
  • Vehicle Body Suspensions (AREA)
AT98924721T 1997-05-26 1998-05-26 Lagervorrichtung ATE274149T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9701959A SE9701959D0 (sv) 1997-05-26 1997-05-26 Bearing device
PCT/SE1998/000985 WO1998054475A1 (en) 1997-05-26 1998-05-26 Bearing device

Publications (1)

Publication Number Publication Date
ATE274149T1 true ATE274149T1 (de) 2004-09-15

Family

ID=20407081

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98924721T ATE274149T1 (de) 1997-05-26 1998-05-26 Lagervorrichtung

Country Status (11)

Country Link
US (1) US6218751B1 (de)
EP (1) EP0983450B1 (de)
JP (1) JP2002502484A (de)
CN (1) CN1095947C (de)
AT (1) ATE274149T1 (de)
AU (1) AU7682398A (de)
CA (1) CA2291791A1 (de)
DE (1) DE69825747T2 (de)
OA (1) OA11262A (de)
SE (1) SE9701959D0 (de)
WO (1) WO1998054475A1 (de)

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US6498410B1 (en) * 2000-03-28 2002-12-24 Ibiden Co., Ltd. Motor and pressure generating apparatus incorporating the motor
DE10209350B4 (de) * 2002-03-02 2013-02-21 Thermo Electron (Karlsruhe) Gmbh Rheometer
JP4323759B2 (ja) * 2002-05-27 2009-09-02 キヤノン株式会社 露光装置およびデバイス製造方法
EP1378986A1 (de) * 2002-07-02 2004-01-07 Nti Ag Konstantkraftgeber
US6874353B2 (en) * 2003-01-30 2005-04-05 Halliburton Energy Services, Inc. Yield point adaptation for rotating viscometers
TWI220327B (en) * 2003-05-16 2004-08-11 Ind Tech Res Inst Magnetic levitation bearing structure
CN1327142C (zh) * 2003-06-17 2007-07-18 财团法人工业技术研究院 磁浮轴承结构
US7135798B2 (en) * 2003-07-25 2006-11-14 Industrial Technology Reserach Institute Magnetic suspension bearing
FR2863023B1 (fr) * 2003-12-01 2007-01-19 Cit Alcatel Rotule magnetique et ensemble articule au moyen de cette rotule
TW200521350A (en) 2003-12-25 2005-07-01 Delta Electronics Inc Magnetic bearing system
US7017393B2 (en) * 2004-03-11 2006-03-28 Waters Investment Limited Rotary rheometer magnetic bearing
AT500358B1 (de) * 2004-05-24 2007-09-15 Anton Paar Gmbh Rotationsrheometer bzw. -viskosimeter
US8795028B2 (en) * 2004-10-04 2014-08-05 The Gleason Works Magnetic spindle for machine tool
US7038341B1 (en) 2004-11-04 2006-05-02 Industrial Technology Research Institute Magnetic suspension bearing with damping system
US7126244B2 (en) * 2004-12-30 2006-10-24 Rozlev Corp., Llc Magnetic bearing assembly using repulsive magnetic forces
SE531493C2 (sv) * 2006-10-31 2009-04-28 Knut Johansen Sensor
US7847454B2 (en) * 2007-03-08 2010-12-07 General Electric Company Encapsulated stator assembly and process for making
US7791441B1 (en) * 2008-04-15 2010-09-07 Jefferson George F Magnetically powered spinning magnet
DE102009054549A1 (de) 2008-12-11 2010-06-17 Carl Zeiss Smt Ag Gravitationskompensation für optische Elemente in Projektionsbelichtungsanlagen
FR2961278A1 (fr) * 2010-06-09 2011-12-16 Eric Vangraefschepe Machine tournante comportant un dispositif de sustentation et de centrage de son rotor
US8803392B2 (en) * 2010-06-19 2014-08-12 Peter S. Aronstam Axial magnetic suspension
US8941278B2 (en) * 2010-07-19 2015-01-27 Peter S. Aronstam Method and apparatus for hybrid suspension system
EP2450759B1 (de) * 2010-11-09 2020-08-12 Montres Breguet SA Magnetstosssicherung
ES2388846B2 (es) * 2011-03-21 2013-06-04 Universidad De Huelva Dispositivo para la medida de propiedades reológicas y seguimiento de procesos a presión.
US9890811B2 (en) * 2012-04-04 2018-02-13 Carrier Corporation Multiple-axis magnetic bearing and control of the magnetic bearing with active switch topologies
US9371856B2 (en) 2012-08-03 2016-06-21 Stephen Kundel Non-contact thrust bearing using permanent magnets
AT514549B1 (de) * 2013-09-11 2015-02-15 Anton Paar Gmbh Rotationsrheometer
CN103680270B (zh) * 2013-12-13 2015-11-25 河海大学 一种水轮发电机转子磁悬浮承重系统实验装置及调试方法
CN103712908B (zh) * 2013-12-30 2016-06-08 河海大学常州校区 一种用于泥浆与块体材料之间粘附系数的测量装置及方法
US20160097373A1 (en) * 2014-10-07 2016-04-07 Vern Baumgardner Magnetic bearing systems
WO2017039540A1 (en) * 2015-08-28 2017-03-09 Singapore University Of Technology And Design A magnetic levitator
EP3153708B1 (de) * 2015-10-06 2019-07-17 Pfeiffer Vacuum Gmbh Scrollpumpe und verfahren zum betreiben einer scrollpumpe
DE102016203533B4 (de) * 2016-03-03 2020-09-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung zur Innenprüfung von elektrisch nichtleitenden, nichtmagnetischen Hohlkörpern langer axialer Ausdehnung mittels eines magnetisch gelagerten Sensors und Verwendung hiervon
EP3450982B1 (de) 2016-04-29 2024-04-24 Haemonetics Corporation Halterung, thrombelastographievorrichtung und trägersystem
CN105973976A (zh) * 2016-07-20 2016-09-28 重庆鼎润医疗器械有限责任公司 磁悬浮血栓弹力图仪
US11428615B2 (en) * 2017-03-31 2022-08-30 Halliburton Energy Services, Inc. Active sensor for torque measurement in a viscometer
WO2018218445A1 (zh) * 2017-05-27 2018-12-06 深圳智慧能源技术有限公司 永磁式磁悬浮轴承
FR3075899B1 (fr) * 2017-12-22 2020-01-10 Rheonova Ensemble rotatif a palier magnetique
US11561359B2 (en) * 2018-02-09 2023-01-24 Carl Zeiss Meditec Ag Balancing device for rotary apparatus
AT520991B1 (de) * 2018-03-01 2023-05-15 Anton Paar Gmbh Rheometer
BR112021007704A2 (pt) * 2018-10-22 2021-07-27 Wattsup Power A/S rolamento magnético para levitação do rotor do volante com estabilização radial
NL2022209B1 (en) * 2018-12-14 2020-07-03 Vmi Holland Bv Measuring device and method for determining rheological properties of a viscous, polymeric mass
US11532416B1 (en) * 2021-09-13 2022-12-20 Te-Wei Liu Magnetic levitation device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
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US2305416A (en) * 1941-11-19 1942-12-15 Gen Electric Magnetic suspension
US2747944A (en) * 1949-09-19 1956-05-29 Baermann Max Bearings for instruments and machines
US3114582A (en) * 1958-10-16 1963-12-17 Duncan Electric Co Inc Magnetic suspension
US3614181A (en) * 1970-07-02 1971-10-19 Us Air Force Magnetic bearing for combined radial and thrust loads
US3761148A (en) * 1972-09-15 1973-09-25 G Grosbard Magnetically suspended rotor assembly
FR2455273A2 (fr) * 1979-04-27 1980-11-21 Probio Dms Perfectionnements apportes aux dispositifs de thromboelastographie
DD221276A1 (de) 1984-02-06 1985-04-17 Medizin Labortechnik Veb K Vorrichtung zur fuehrung und lagerung rheologischer messsysteme, insbesondere rotationsrheometer
DE3837845A1 (de) 1988-11-08 1990-05-10 Vacuumschmelze Gmbh Magnetlager
US5321974A (en) 1993-06-04 1994-06-21 Radian Corporation Method and device for determining rheological properties
US5506459A (en) * 1995-09-15 1996-04-09 Ritts; Gary Magnetically balanced spinning apparatus

Also Published As

Publication number Publication date
DE69825747D1 (de) 2004-09-23
WO1998054475A1 (en) 1998-12-03
EP0983450B1 (de) 2004-08-18
JP2002502484A (ja) 2002-01-22
OA11262A (en) 2003-07-30
CN1258339A (zh) 2000-06-28
CA2291791A1 (en) 1998-12-03
DE69825747T2 (de) 2005-09-01
AU7682398A (en) 1998-12-30
CN1095947C (zh) 2002-12-11
US6218751B1 (en) 2001-04-17
SE9701959D0 (sv) 1997-05-26
EP0983450A1 (de) 2000-03-08

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Legal Events

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