DE69332868T2 - Magnetorheologische Flüssigkeitsvorrichtungen - Google Patents

Magnetorheologische Flüssigkeitsvorrichtungen

Info

Publication number
DE69332868T2
DE69332868T2 DE1993632868 DE69332868T DE69332868T2 DE 69332868 T2 DE69332868 T2 DE 69332868T2 DE 1993632868 DE1993632868 DE 1993632868 DE 69332868 T DE69332868 T DE 69332868T DE 69332868 T2 DE69332868 T2 DE 69332868T2
Authority
DE
Germany
Prior art keywords
magnetorheological fluid
fluid devices
devices
magnetorheological
fluid
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 - Lifetime
Application number
DE1993632868
Other languages
English (en)
Other versions
DE69332868D1 (de
Inventor
J David Carlson
J Chrzan
Frank O James
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lord Corp
Original Assignee
Lord Corp
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
Priority claimed from US07/900,567 external-priority patent/US5284330A/en
Priority claimed from US07/900,571 external-priority patent/US5277281A/en
Application filed by Lord Corp filed Critical Lord Corp
Publication of DE69332868D1 publication Critical patent/DE69332868D1/de
Application granted granted Critical
Publication of DE69332868T2 publication Critical patent/DE69332868T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/44—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids
    • H01F1/447—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids characterised by magnetoviscosity, e.g. magnetorheological, magnetothixotropic, magnetodilatant liquids
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
    • F16F13/04—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper
    • F16F13/26—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper characterised by adjusting or regulating devices responsive to exterior conditions
    • F16F13/30—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper characterised by adjusting or regulating devices responsive to exterior conditions comprising means for varying fluid viscosity, e.g. of magnetic or electrorheological fluids
    • F16F13/305—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper characterised by adjusting or regulating devices responsive to exterior conditions comprising means for varying fluid viscosity, e.g. of magnetic or electrorheological fluids magnetorheological
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/53—Means for adjusting damping characteristics by varying fluid viscosity, e.g. electromagnetically
    • F16F9/535—Magnetorheological [MR] fluid dampers

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid-Damping Devices (AREA)
  • Soft Magnetic Materials (AREA)
  • Lubricants (AREA)
  • Magnetically Actuated Valves (AREA)
  • Combined Devices Of Dampers And Springs (AREA)
  • Vibration Prevention Devices (AREA)
DE1993632868 1992-06-18 1993-06-18 Magnetorheologische Flüssigkeitsvorrichtungen Expired - Lifetime DE69332868T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/900,567 US5284330A (en) 1992-06-18 1992-06-18 Magnetorheological fluid devices
US07/900,571 US5277281A (en) 1992-06-18 1992-06-18 Magnetorheological fluid dampers

Publications (2)

Publication Number Publication Date
DE69332868D1 DE69332868D1 (de) 2003-05-15
DE69332868T2 true DE69332868T2 (de) 2003-12-11

Family

ID=27129267

Family Applications (4)

Application Number Title Priority Date Filing Date
DE1993632868 Expired - Lifetime DE69332868T2 (de) 1992-06-18 1993-06-18 Magnetorheologische Flüssigkeitsvorrichtungen
DE69329851T Expired - Lifetime DE69329851T2 (de) 1992-06-18 1993-06-18 Magnetorheologische flüssigkeitsvorrichtungen
DE1993632867 Expired - Lifetime DE69332867T2 (de) 1992-06-18 1993-06-18 Magnetorheologische Flüssigkeitsvorrichtungen
DE1993633172 Expired - Fee Related DE69333172T2 (de) 1992-06-18 1993-06-18 Magnetorheolodische Flüssigkeitsvorrichtungen

Family Applications After (3)

Application Number Title Priority Date Filing Date
DE69329851T Expired - Lifetime DE69329851T2 (de) 1992-06-18 1993-06-18 Magnetorheologische flüssigkeitsvorrichtungen
DE1993632867 Expired - Lifetime DE69332867T2 (de) 1992-06-18 1993-06-18 Magnetorheologische Flüssigkeitsvorrichtungen
DE1993633172 Expired - Fee Related DE69333172T2 (de) 1992-06-18 1993-06-18 Magnetorheolodische Flüssigkeitsvorrichtungen

Country Status (5)

Country Link
EP (4) EP1016805B1 (de)
AU (2) AU671848B2 (de)
CA (1) CA2138549C (de)
DE (4) DE69332868T2 (de)
WO (1) WO1994000704A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10337516A1 (de) * 2003-08-14 2005-03-10 Fraunhofer Ges Forschung Ventilanordnung zur Regulierung des Fließverhaltens einer magnetorheologischen Flüssigkeit

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DE29922856U1 (de) * 1999-12-27 2000-05-04 Trw Repa Gmbh Fahrzeugsitz
DE10013586A1 (de) * 2000-03-18 2001-09-20 Bayerische Motoren Werke Ag Wendel- oder Spiralfeder
DE10030079A1 (de) * 2000-06-19 2002-01-24 Schenck Ag Carl Zylinder-Kolben-Anordnung auf Basis elektrorheologischer/magnetorheologischer Flüssigkeiten
FR2818304B1 (fr) 2000-12-15 2003-09-05 Renault Dispositif pour immobilier un ouvrant de vehicule automobile
US20020139624A1 (en) * 2001-03-30 2002-10-03 Jensen Eric Lee Twin-tube magnetorheological damper
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DE102004043281A1 (de) * 2004-09-08 2006-03-09 Fludicon Gmbh Vorrichtung zum Fixieren von beweglich gelagerten Teilen
DE102004052573A1 (de) * 2004-10-29 2006-05-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Einrichtung zur Dämpfung von Schwingungen und/oder Stössen
US7303056B2 (en) * 2004-12-09 2007-12-04 General Motors Corporation Magnetorheological device and system and method for using the same
DE102005013986B3 (de) * 2005-03-26 2006-06-14 Festo Ag & Co. Fluidvorrichtung mit magnetorheologischer Flüssigkeit
US20060260891A1 (en) * 2005-05-17 2006-11-23 Kruckemeyer William C Magnetorheological piston assembly and damper
CN100340794C (zh) * 2005-08-04 2007-10-03 浙江大学 微型汽车的磁流变智能减振器
US7849983B2 (en) 2006-05-01 2010-12-14 Lord Corporation Controllable vehicle suspension system with a controllable magnetorheological fluid strut
US8322497B2 (en) 2006-05-01 2012-12-04 Lord Corporation Magneto-rheological dampers for semi-active suspension systems
CA2650803A1 (en) * 2006-05-01 2007-11-15 Lord Corporation Controllable vehicle suspension system with a controllable magnetorheological fluid strut
DE112007001851B4 (de) * 2006-08-23 2011-05-05 Basf Se Dauerlast-Scherzelle für magnetorheologische Flüssigkeiten
JP2010501838A (ja) 2006-08-23 2010-01-21 ビーエーエスエフ ソシエタス・ヨーロピア レオメーター
US7556140B2 (en) 2006-08-31 2009-07-07 Martin Engineering Company Bulk material handling system
US7669708B2 (en) 2006-08-31 2010-03-02 Martin Engineering Company Bulk material handling system and control
JP5222296B2 (ja) 2006-09-22 2013-06-26 ビーエーエスエフ ソシエタス・ヨーロピア 磁性流体組成物
CA2685908A1 (en) * 2007-05-01 2008-11-06 Lord Corporation Controllable vehicle suspension system with magneto-rheological fluid device
DE102007040600B4 (de) 2007-08-27 2012-12-06 Zf Friedrichshafen Ag Steuerbares Hydrolager
US8205741B2 (en) 2010-08-06 2012-06-26 Martin Engineering Company Method of adjusting conveyor belt scrapers and open loop control system for conveyor belt scrapers
EP2434154A1 (de) * 2010-09-28 2012-03-28 Siemens Aktiengesellschaft Windturbinendämpfanordnung
CN102102731B (zh) * 2011-02-28 2012-08-01 重庆大学 基于磁流变体的解耦型阻尼和刚度可控油气弹簧减振装置
CN102162499B (zh) * 2011-03-04 2016-03-30 海尔集团公司 一种变阻尼减震器及使用这种减震器的滚筒洗衣机
CN102207162B (zh) * 2011-06-13 2012-08-01 谭晓婧 叠片活塞单出杆磁流变阻尼器
RU2506476C1 (ru) * 2012-05-28 2014-02-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Ивановский государственный энергетический университет имени В.И. Ленина" (ИГЭУ) Поршневой магнитожидкостный амортизатор
CN103032510B (zh) * 2012-12-12 2016-06-01 重庆大学 拉伸型磁流变缓冲器
CN103396655B (zh) * 2013-08-14 2015-12-02 株洲时代新材料科技股份有限公司 一种磁流变阻尼器用灌封胶及其制备和使用方法
CN103527703B (zh) * 2013-10-25 2015-10-14 重庆大学 自供电磁流变减振器
CN104595413B (zh) * 2015-01-08 2016-08-24 重庆材料研究院有限公司 多层阻尼通道式磁控减振器
CN105292047B (zh) * 2015-10-12 2017-11-24 上海工程技术大学 磁流变限力器控制的安全带
CN106246796B (zh) * 2016-08-10 2017-12-22 安徽工程大学 一种汽车悬架自供电磁流变阻尼器装置
CN109899437B (zh) * 2017-12-07 2024-03-05 陕西汽车集团股份有限公司 振动能量回收型磁流变减振器
CN111963742B (zh) * 2020-08-11 2022-04-15 开平市中奥卫浴有限公司 一种流速可调的延时水龙头

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10337516A1 (de) * 2003-08-14 2005-03-10 Fraunhofer Ges Forschung Ventilanordnung zur Regulierung des Fließverhaltens einer magnetorheologischen Flüssigkeit

Also Published As

Publication number Publication date
EP0644987B1 (de) 2001-01-10
DE69333172T2 (de) 2004-06-17
AU4640393A (en) 1994-01-24
EP1016806A2 (de) 2000-07-05
AU684687B2 (en) 1997-12-18
AU671848B2 (en) 1996-09-12
EP0644987A4 (de) 1997-12-17
EP0644987A1 (de) 1995-03-29
EP1016806A3 (de) 2000-11-02
DE69329851T2 (de) 2001-05-23
EP1016805A3 (de) 2000-11-02
CA2138549C (en) 2001-12-18
AU5946696A (en) 1996-09-05
DE69332867D1 (de) 2003-05-15
EP1013963A2 (de) 2000-06-28
EP1016805A2 (de) 2000-07-05
EP1016806B1 (de) 2003-04-09
DE69332868D1 (de) 2003-05-15
DE69329851D1 (de) 2001-02-15
CA2138549A1 (en) 1994-01-06
DE69332867T2 (de) 2003-12-11
EP1013963B1 (de) 2003-08-27
DE69333172D1 (de) 2003-10-02
EP1013963A3 (de) 2000-11-02
EP1016805B1 (de) 2003-04-09
WO1994000704A1 (en) 1994-01-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: ZEITLER, VOLPERT, KANDLBINDER, 80539 MUENCHEN