DE3668288D1 - Steuerung fuer einen stossdaempfer. - Google Patents

Steuerung fuer einen stossdaempfer.

Info

Publication number
DE3668288D1
DE3668288D1 DE8686114882T DE3668288T DE3668288D1 DE 3668288 D1 DE3668288 D1 DE 3668288D1 DE 8686114882 T DE8686114882 T DE 8686114882T DE 3668288 T DE3668288 T DE 3668288T DE 3668288 D1 DE3668288 D1 DE 3668288D1
Authority
DE
Germany
Prior art keywords
control
shock absorber
absorber
shock
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
DE8686114882T
Other languages
English (en)
Inventor
Ryuichi Kurosawa
Hirohide Iwase
Yukio Yamamoto
Ryushi Tanaka
Takashi Shirasu
Susumu Oda
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor 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 JP61007509A external-priority patent/JPH0725244B2/ja
Priority claimed from JP2336686A external-priority patent/JPS62181908A/ja
Priority claimed from JP25041986A external-priority patent/JPS62168704A/ja
Application filed by Toyota Motor Corp filed Critical Toyota Motor Corp
Application granted granted Critical
Publication of DE3668288D1 publication Critical patent/DE3668288D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/06—Characteristics of dampers, e.g. mechanical dampers
    • B60G17/08—Characteristics of fluid dampers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B60G17/016—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by their responsiveness, when the vehicle is travelling, to specific motion, a specific condition, or driver input
    • B60G17/0165—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by their responsiveness, when the vehicle is travelling, to specific motion, a specific condition, or driver input to an external condition, e.g. rough road surface, side wind
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B60G17/018—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the use of a specific signal treatment or control method
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/80—Exterior conditions
    • B60G2400/82—Ground surface
    • B60G2400/821—Uneven, rough road sensing affecting vehicle body vibration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2500/00—Indexing codes relating to the regulated action or device
    • B60G2500/30—Height or ground clearance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2600/00—Indexing codes relating to particular elements, systems or processes used on suspension systems or suspension control systems
    • B60G2600/02—Retarders, delaying means, dead zones, threshold values, cut-off frequency, timer interruption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
    • B60G2800/16—Running
    • B60G2800/162—Reducing road induced vibrations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S280/00—Land vehicles
    • Y10S280/01—Load responsive, leveling of vehicle

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Body Suspensions (AREA)
DE8686114882T 1985-10-26 1986-10-27 Steuerung fuer einen stossdaempfer. Expired - Lifetime DE3668288D1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP23977585 1985-10-26
JP61007509A JPH0725244B2 (ja) 1986-01-16 1986-01-16 シヨツクアブソ−バ制御装置
JP2336686A JPS62181908A (ja) 1986-02-05 1986-02-05 シヨツクアブソ−バ制御装置
JP25041986A JPS62168704A (ja) 1985-10-26 1986-10-21 シヨツクアブソ−バ制御装置

Publications (1)

Publication Number Publication Date
DE3668288D1 true DE3668288D1 (de) 1990-02-22

Family

ID=27454732

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686114882T Expired - Lifetime DE3668288D1 (de) 1985-10-26 1986-10-27 Steuerung fuer einen stossdaempfer.

Country Status (3)

Country Link
US (1) US4756549A (de)
EP (1) EP0221486B1 (de)
DE (1) DE3668288D1 (de)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4826141A (en) * 1987-04-20 1989-05-02 Toyota Jidosha Kabushiki Kaisha Electronic controlled air suspension system
JPH0625365Y2 (ja) * 1987-06-12 1994-07-06 株式会社ユニシアジェックス 車両用アンチスカット制御装置
US4838574A (en) * 1987-12-14 1989-06-13 Ford Motor Company Hybrid suspension position and body velocity sensing system for automotive suspension control system
WO1989006607A1 (en) * 1988-01-25 1989-07-27 Ferrero James J G-force regulated air suspension system for motor vehicles
GB2215287B (en) * 1988-03-08 1992-08-12 Yazaki Corp Vehicle running stabilizing system
GB2220624B (en) * 1988-05-31 1992-04-08 Atsugi Motor Parts Co Ltd Hydraulic shock absorber
US4984820A (en) * 1988-07-22 1991-01-15 Toyota Jidosha Kabushiki Kaisha Damping force control system for shock absorber variable with frequency of vehicle height difference exceeding limit value
JP2946511B2 (ja) * 1988-07-29 1999-09-06 トヨタ自動車株式会社 ショックアブソーバの減衰力制御装置
US4898257A (en) * 1988-09-30 1990-02-06 Brandstadter Jack M Active hydropneumatic suspension system
US4887699A (en) * 1989-02-10 1989-12-19 Lord Corporation Vibration attenuating method utilizing continuously variable semiactive damper
US4936425A (en) * 1989-02-10 1990-06-26 Lord Corporation Method of operating a vibration attenuating system having semiactive damper means
US4993523A (en) * 1989-02-10 1991-02-19 Lord Corporation Fluid circuit for semiactive damper means
US4921272A (en) * 1989-02-10 1990-05-01 Lord Corporation Semi-active damper valve means with electromagnetically movable discs in the piston
US5004079A (en) * 1989-02-10 1991-04-02 Lord Corporation Semi-active damper valve means and method
GB8909073D0 (en) * 1989-04-21 1989-06-07 Lotus Group Plc Vehicle suspension system
JP2830048B2 (ja) * 1989-05-12 1998-12-02 トヨタ自動車株式会社 ショックアブソーバ制御装置
JP2748546B2 (ja) * 1989-05-12 1998-05-06 トヨタ自動車株式会社 車両振動制御装置
JP2830049B2 (ja) * 1989-05-12 1998-12-02 トヨタ自動車株式会社 ショックアブソーバ制御装置
GB2233940B (en) * 1989-05-29 1993-07-07 Mitsubishi Electric Corp Control apparatus of support unit
DE4015972A1 (de) * 1989-06-20 1991-01-10 Bilstein August Gmbh Co Kg Regelung fuer ein semiaktives fahrwerk
JP3107839B2 (ja) * 1991-02-20 2000-11-13 トキコ株式会社 車両用サスペンション装置
DE4112007A1 (de) * 1991-04-12 1992-10-15 Bosch Gmbh Robert System zur bildung eines signals bei einem fahrzeug
US5276621A (en) * 1991-05-20 1994-01-04 General Motors Corporation Quarter car variable force suspension system control
US5497324A (en) * 1991-05-20 1996-03-05 General Motors Corporation Vehicle suspension system with gain scheduling
US5396973A (en) * 1991-11-15 1995-03-14 Lord Corporation Variable shock absorber with integrated controller, actuator and sensors
US5207774A (en) * 1991-11-27 1993-05-04 Lord Corporation Valving for a controllable shock absorber
US5276623A (en) * 1991-11-27 1994-01-04 Lord Corporation System for controlling suspension deflection
JP3010892B2 (ja) * 1992-03-27 2000-02-21 トヨタ自動車株式会社 車両のサスペンション制御装置
DE4240614A1 (de) * 1992-12-03 1994-06-09 Bosch Gmbh Robert System zur Regelung und/oder Steuerung eines regelbaren und/oder steuerbaren Fahrwerks
US5427347A (en) * 1993-04-08 1995-06-27 Lord Corporation Apparatus for controlling active mounts
GB9321056D0 (en) * 1993-10-08 1993-12-01 Acg France Vehicle damping system
JP3328792B2 (ja) * 1994-09-20 2002-09-30 トキコ株式会社 サスペンション制御装置
US5555173A (en) * 1994-12-16 1996-09-10 Ford Motor Company Damping factor switching in vehicle shock absorbers
KR100550070B1 (ko) * 2003-11-26 2006-02-08 주식회사 만도 전자 제어 현가 장치와 이를 이용한 댐퍼 감쇠력 제어 방법
KR100993168B1 (ko) * 2004-11-22 2010-11-10 주식회사 만도 차량의 가변 댐퍼 제어방법
JP5457641B2 (ja) * 2008-04-15 2014-04-02 株式会社クボタ 作業車のサスペンション構造

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3555391A (en) * 1966-03-11 1971-01-12 Thurman & Younkin Inc Open loop single axes servo flight control system
GB1450765A (en) * 1972-09-15 1976-09-29 Witt D C Vehicle suspension systems
US4344128A (en) * 1980-05-19 1982-08-10 Frye Robert C Automatic process control device
US4616163A (en) * 1982-08-31 1986-10-07 Mazda Motor Corporation Position control system for wheeled vehicle
GB2135020B (en) * 1983-02-03 1986-08-06 Mitsubishi Motors Corp Vehicle suspension unit with damping and spring rate adjustable in response to suspension extension
US4491207A (en) * 1983-07-15 1985-01-01 Lord Corporation Fluid control means for vehicle suspension system
JPS6047709A (ja) * 1983-08-24 1985-03-15 Mitsubishi Motors Corp 自動車の懸架装置
US4589676A (en) * 1984-12-13 1986-05-20 General Motors Corporation Adaptive ride control for motor vehicle
US4612489A (en) * 1984-12-20 1986-09-16 Vickers, Incorporated Power transmission
JPS61163011A (ja) * 1985-01-14 1986-07-23 Nissan Motor Co Ltd 電子制御ショックアブソ−バ装置
DE3524862A1 (de) * 1985-04-12 1986-10-30 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zur daempfung von bewegungsablaeufen

Also Published As

Publication number Publication date
US4756549A (en) 1988-07-12
EP0221486A3 (en) 1987-08-26
EP0221486A2 (de) 1987-05-13
EP0221486B1 (de) 1990-01-17

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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