DE69604865T2 - Schwingungsdämpfungseinheit unter Benutzung elektrorheogischer Flüssigkeiten mit mehreren Elektroden - Google Patents

Schwingungsdämpfungseinheit unter Benutzung elektrorheogischer Flüssigkeiten mit mehreren Elektroden

Info

Publication number
DE69604865T2
DE69604865T2 DE69604865T DE69604865T DE69604865T2 DE 69604865 T2 DE69604865 T2 DE 69604865T2 DE 69604865 T DE69604865 T DE 69604865T DE 69604865 T DE69604865 T DE 69604865T DE 69604865 T2 DE69604865 T2 DE 69604865T2
Authority
DE
Germany
Prior art keywords
electrorheogical
fluids
electrode
vibration damping
damping unit
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
DE69604865T
Other languages
English (en)
Other versions
DE69604865D1 (de
Inventor
John D Rensel
David A Weitzenhof
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.)
Bridgestone Firestone Inc
Original Assignee
Bridgestone Firestone 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23952559&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69604865(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bridgestone Firestone Inc filed Critical Bridgestone Firestone Inc
Publication of DE69604865D1 publication Critical patent/DE69604865D1/de
Application granted granted Critical
Publication of DE69604865T2 publication Critical patent/DE69604865T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • F16F9/532—Electrorheological [ER] fluid dampers
    • 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
    • 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
    • F16F9/10—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid only; using a fluid of which the nature is immaterial
    • F16F9/14—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
    • F16F9/16—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts
    • F16F9/18—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein
    • F16F9/185—Bitubular units

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid-Damping Devices (AREA)
  • Vibration Prevention Devices (AREA)
  • Combined Devices Of Dampers And Springs (AREA)
DE69604865T 1995-06-19 1996-03-14 Schwingungsdämpfungseinheit unter Benutzung elektrorheogischer Flüssigkeiten mit mehreren Elektroden Expired - Lifetime DE69604865T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/491,514 US5590745A (en) 1995-06-19 1995-06-19 Vibration damping device using ER fluids having multiple electrodes

Publications (2)

Publication Number Publication Date
DE69604865D1 DE69604865D1 (de) 1999-12-02
DE69604865T2 true DE69604865T2 (de) 2000-02-17

Family

ID=23952559

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69604865T Expired - Lifetime DE69604865T2 (de) 1995-06-19 1996-03-14 Schwingungsdämpfungseinheit unter Benutzung elektrorheogischer Flüssigkeiten mit mehreren Elektroden

Country Status (7)

Country Link
US (2) US5590745A (de)
EP (1) EP0750133B1 (de)
JP (1) JP3989573B2 (de)
KR (1) KR970002035A (de)
CA (1) CA2179346C (de)
DE (1) DE69604865T2 (de)
ES (1) ES2137579T3 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007026378A1 (de) * 2007-05-21 2008-11-27 Fludicon Gmbh Schwingungsdämpfer

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DE3338465A1 (de) * 1983-10-22 1985-05-02 kabelmetal electro GmbH, 3000 Hannover Waermeisoliertes leitungsrohr
US5788029A (en) * 1993-08-18 1998-08-04 Bell Helicopter Vibration isolation system
US5590745A (en) 1995-06-19 1997-01-07 Bridgestone/Firestone, Inc. Vibration damping device using ER fluids having multiple electrodes
US5588509A (en) * 1995-10-17 1996-12-31 Bridgestone/Firestone, Inc. Splined vibration damping device using ER fluids
DE19805519C1 (de) * 1998-02-11 1999-07-29 Fraunhofer Ges Forschung Überlastsicherung für mechanische Pressen
US6318521B1 (en) 1999-06-16 2001-11-20 Bridgestone/Firestone, Inc. Externally guided ER damper
US6352143B1 (en) * 2000-03-09 2002-03-05 Bridgestone/Firestone, Inc. Vibration damping system using a hydraulic damper with a field responsive fluid control
US7637360B2 (en) * 2000-03-29 2009-12-29 Lord Corporation System comprising magnetically actuated motion control device
US6378671B1 (en) * 2000-03-29 2002-04-30 Lord Corporation Magnetically actuated motion control device
US6484566B1 (en) 2000-05-18 2002-11-26 Rheologics, Inc. Electrorheological and magnetorheological fluid scanning rheometer
US6464051B2 (en) * 2001-03-16 2002-10-15 Delphi Technologies, Inc. Magnetorheological dampers with improved wear resistance
US6827822B2 (en) 2001-11-09 2004-12-07 Temple University Of The Commonwealth System Of Higher Education Method and apparatus for increasing and modulating the yield shear stress of electrorheological fluids
US6722480B2 (en) 2002-05-07 2004-04-20 Lord Corporation Magnetically actuated motion control device
US6655511B1 (en) 2002-10-08 2003-12-02 Delphi Technologies, Inc. Magnetorheological piston having a core
US7413063B1 (en) * 2003-02-24 2008-08-19 Davis Family Irrevocable Trust Compressible fluid magnetorheological suspension strut
DE10320005B3 (de) * 2003-05-06 2004-10-21 Zf Sachs Ag Schwingungsdämpfer mit feldkraftabhängig regelbarer Dämpfkraft
CN1318193C (zh) * 2004-11-24 2007-05-30 东南大学 力反馈数据手套的力反馈装置
US8215463B2 (en) * 2008-02-12 2012-07-10 Honda Motor Co., Ltd. Variable damping-force damper and manufacturing method of the same
ES2364215T3 (es) * 2008-05-22 2011-08-29 Electrolux Home Products Corporation N.V. Máquina lavadora de ropa.
EP2131062B1 (de) 2008-06-08 2015-10-21 Grammer Ag Elektrorheologischer Aktor zur aktiven Schwingungsdämpfung und Vorrichtung mit einem solchen Aktor
JP5220697B2 (ja) * 2009-07-01 2013-06-26 カヤバ工業株式会社 緩衝器
DE102013003841B4 (de) 2012-12-21 2016-11-24 Fludicon Gmbh Schwingungsdämpfer
CN104154169B (zh) * 2014-07-18 2015-12-30 湘潭大学 自供能电流变弹性体减振器
US10487904B2 (en) * 2015-09-18 2019-11-26 Hitachi Automotive Systems, Ltd. Cylinder device
CN110088498B (zh) * 2016-12-26 2021-01-15 日立汽车系统株式会社 缸装置
CN112185074B (zh) * 2020-09-28 2021-12-21 江西行宇家具制造有限公司 一种利用电流变体节能型家具制造超负荷预警装置
CN113007262A (zh) * 2021-02-06 2021-06-22 广西科技大学 一种变间隙阶变式磁流变阻尼器
CN113606277A (zh) * 2021-05-25 2021-11-05 上海应用技术大学 基于液压调节系统的车辆电流变液减震器

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US4290510A (en) * 1978-12-14 1981-09-22 Chrysler Corporation Wear resistant coated article
DE3033139A1 (de) * 1980-09-03 1982-04-08 Alfred Teves Gmbh, 6000 Frankfurt Vorrichtung mit einer reibpaarung, insbesondere reibungsbremse oder reibungskupplung
US4861006A (en) 1986-09-16 1989-08-29 Bridgestone Corporation Anti-vibration apparatus
JP2693434B2 (ja) * 1986-12-29 1997-12-24 株式会社ブリヂストン サスペンション用減衰力発生装置およびそれの作動制御装置
DE3712349C2 (de) * 1987-04-11 1994-07-07 Bosch Gmbh Robert Vorrichtung zur Dämpfung von Bewegungsabläufen
US4838392A (en) * 1987-08-05 1989-06-13 Lord Corporation Semi-active damper for vehicles and the like
US4896752A (en) * 1988-02-12 1990-01-30 Trw Inc. Vehicle strut
DE68917370T2 (de) * 1988-05-13 1995-03-30 Toa Nenryo Kogyo Kk Dämpfungsvorrichtung für eine rotierende Welle.
US5000299A (en) * 1989-02-07 1991-03-19 Tokai Rubber Industries, Ltd. Shock absorber using electro-viscous fluid
US5161653A (en) * 1989-04-18 1992-11-10 Hare Sr Nicholas S Electro-rheological shock absorber
US5014829A (en) * 1989-04-18 1991-05-14 Hare Sr Nicholas S Electro-rheological shock absorber
JPH03234938A (ja) * 1989-08-25 1991-10-18 Bridgestone Corp 振動減衰装置
US5018606A (en) * 1990-01-10 1991-05-28 Lord Corporation Electrophoretic fluid damper
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US5263558A (en) * 1990-10-20 1993-11-23 Atsugi Unisia Corporation Electromagnetic strut assembly
US5170866A (en) * 1991-04-01 1992-12-15 Motorola, Inc Motion-damping device using electrorheological fluid
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US5180145A (en) * 1991-05-30 1993-01-19 Bridgestone Corporation Vibration damping device
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US5259487A (en) * 1992-07-14 1993-11-09 The Lubrizol Corporation Adjustable dampers using electrorheological fluids
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US5439082A (en) 1994-04-01 1995-08-08 Bell Helicopter Textron Inc. Hydraulic inertial vibration isolator
US5522481A (en) * 1994-12-09 1996-06-04 Bridgestone/Firestone, Inc. Vibration damping device using ER fluids
US5513730A (en) * 1995-02-03 1996-05-07 Petrovich; Paul A. Nonlinear shock absorber
US5598908A (en) 1995-06-05 1997-02-04 Gse, Inc. Magnetorheological fluid coupling device and torque load simulator system
US5590745A (en) 1995-06-19 1997-01-07 Bridgestone/Firestone, Inc. Vibration damping device using ER fluids having multiple electrodes

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007026378A1 (de) * 2007-05-21 2008-11-27 Fludicon Gmbh Schwingungsdämpfer
US7997392B2 (en) 2007-05-21 2011-08-16 Fludicon Gmbh Vibration damper

Also Published As

Publication number Publication date
JPH094669A (ja) 1997-01-07
DE69604865D1 (de) 1999-12-02
US5590745A (en) 1997-01-07
CA2179346C (en) 2006-08-15
JP3989573B2 (ja) 2007-10-10
KR970002035A (ko) 1997-01-24
ES2137579T3 (es) 1999-12-16
EP0750133A1 (de) 1996-12-27
USRE37015E1 (en) 2001-01-16
CA2179346A1 (en) 1996-12-20
EP0750133B1 (de) 1999-10-27

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Legal Events

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8363 Opposition against the patent