DE69013817T2 - Flüssigkeitsdruckgeregelte aktive Aufhängung mit Bypassdruckregelung des Arbeitsfluids mit variablen Sollwerten. - Google Patents

Flüssigkeitsdruckgeregelte aktive Aufhängung mit Bypassdruckregelung des Arbeitsfluids mit variablen Sollwerten.

Info

Publication number
DE69013817T2
DE69013817T2 DE69013817T DE69013817T DE69013817T2 DE 69013817 T2 DE69013817 T2 DE 69013817T2 DE 69013817 T DE69013817 T DE 69013817T DE 69013817 T DE69013817 T DE 69013817T DE 69013817 T2 DE69013817 T2 DE 69013817T2
Authority
DE
Germany
Prior art keywords
working fluid
active suspension
controlled active
pressure control
bypass
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 - Fee Related
Application number
DE69013817T
Other languages
English (en)
Other versions
DE69013817D1 (de
Inventor
Takashi Yonekawa
Shuuichi Buma
Toshio Aburaya
Kunihito Sato
Masaki Kawanishi
Kouichi Kokubo
Yutaka Iguchi
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
Aisin Corp
Original Assignee
Aisin Seiki Co Ltd
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
Application filed by Aisin Seiki Co Ltd, Toyota Motor Corp filed Critical Aisin Seiki Co Ltd
Application granted granted Critical
Publication of DE69013817D1 publication Critical patent/DE69013817D1/de
Publication of DE69013817T2 publication Critical patent/DE69013817T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B60G17/015—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
    • B60G2202/10—Type of spring
    • B60G2202/15—Fluid spring
    • B60G2202/154—Fluid spring with an accumulator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
    • B60G2202/40—Type of actuator
    • B60G2202/42—Electric actuator
    • 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
    • B60G2400/10—Acceleration; Deceleration
    • B60G2400/104—Acceleration; Deceleration lateral or transversal with regard to vehicle
    • 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
    • B60G2400/10—Acceleration; Deceleration
    • B60G2400/106—Acceleration; Deceleration longitudinal with regard to vehicle, e.g. braking
    • 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
    • B60G2400/20—Speed
    • B60G2400/204—Vehicle speed
    • 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
    • B60G2400/25—Stroke; Height; Displacement
    • B60G2400/252—Stroke; Height; Displacement vertical
    • 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
    • B60G2400/30—Propulsion unit conditions
    • 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
    • B60G2400/30—Propulsion unit conditions
    • B60G2400/38—Speed of engine rotation
    • 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
    • B60G2400/40—Steering conditions
    • B60G2400/41—Steering angle
    • 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
    • B60G2400/50—Pressure
    • B60G2400/51—Pressure in suspension unit
    • 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
    • B60G2400/70—Temperature of vehicle part or in the vehicle
    • B60G2400/71—Temperature of vehicle part or in the vehicle of suspension unit
    • 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
    • B60G2600/00—Indexing codes relating to particular elements, systems or processes used on suspension systems or suspension control systems
    • B60G2600/04—Means for informing, instructing or displaying
    • 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
    • B60G2600/14—Differentiating means, i.e. differential control
    • 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
    • B60G2600/16—Integrating means, i.e. integral control
    • 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
    • B60G2600/22—Magnetic elements
    • B60G2600/26—Electromagnets; Solenoids
    • 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
    • B60G2600/28—Temporary fluctuations
    • 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
    • B60G2600/70—Computer memory; Data storage, e.g. maps for adaptive control
    • 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
    • B60G2600/74—Analog systems
    • 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
    • B60G2600/76—Digital systems
    • 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
    • B60G2800/01—Attitude or posture control
    • B60G2800/012—Rolling condition
    • 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
    • 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
    • B60G2800/24—Steering, cornering

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Body Suspensions (AREA)
DE69013817T 1989-08-30 1990-08-23 Flüssigkeitsdruckgeregelte aktive Aufhängung mit Bypassdruckregelung des Arbeitsfluids mit variablen Sollwerten. Expired - Fee Related DE69013817T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1223488A JP2594156B2 (ja) 1989-08-30 1989-08-30 流体圧式アクティブサスペンション

Publications (2)

Publication Number Publication Date
DE69013817D1 DE69013817D1 (de) 1994-12-08
DE69013817T2 true DE69013817T2 (de) 1995-03-30

Family

ID=16798921

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69013817T Expired - Fee Related DE69013817T2 (de) 1989-08-30 1990-08-23 Flüssigkeitsdruckgeregelte aktive Aufhängung mit Bypassdruckregelung des Arbeitsfluids mit variablen Sollwerten.

Country Status (4)

Country Link
US (1) US5042834A (de)
EP (1) EP0415267B1 (de)
JP (1) JP2594156B2 (de)
DE (1) DE69013817T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07102768B2 (ja) * 1989-04-14 1995-11-08 トヨタ自動車株式会社 流体圧式アクティブサスペンション
JP3179079B2 (ja) * 1989-06-22 2001-06-25 富士重工業株式会社 車両用アクテイブサスペンションの制御方法
US5200895A (en) * 1989-12-13 1993-04-06 Atsugi Unisia Corporation Automotive suspension system with enhanced response characteristics
JP2621552B2 (ja) * 1990-03-06 1997-06-18 日産自動車株式会社 能動型サスペンション
JP3017512B2 (ja) * 1990-04-27 2000-03-13 アイシン精機株式会社 車輌のロール制御装置
DE4035313C2 (de) * 1990-11-07 2000-03-02 Bosch Gmbh Robert System zum Regeln eines Fahrwerkes
JPH04231206A (ja) * 1990-12-27 1992-08-20 Toyota Motor Corp 流体圧式アクティブサスペンション
JP2852565B2 (ja) * 1991-01-14 1999-02-03 トヨタ自動車株式会社 流体圧式アクティブサスペンション
EP1069998A2 (de) * 1998-04-07 2001-01-24 McNeely, Dennis P. Aufhängung und dynamische lastenkompensierende flüssigkeitsfeder dafür
US7490836B2 (en) * 2005-09-01 2009-02-17 Cnh America Llc Progressive control for a front suspended axle of a vehicle
US7841608B2 (en) * 2007-07-31 2010-11-30 Hendrickson Usa, L.L.C. Pneumatic proportioning system for vehicle air springs
SE532590C2 (sv) * 2007-11-09 2010-03-02 Bae Systems Haegglunds Ab Fjädringsanordning samt förfarande vid fjädring och/eller dämpning för fordon
DE102008040534B4 (de) * 2008-07-18 2021-01-07 Robert Bosch Gmbh Verfahren und Vorrichtung zur Ermittlung und Abgleich des Arbeitspunktes von Ventilen in einem hydraulischen System
EP3093632B1 (de) * 2015-05-11 2020-03-11 Mettler-Toledo GmbH Wiegevorrichtung mit anwendungseinheiten
US10080310B2 (en) 2015-06-26 2018-09-18 International Business Machines Corporation Bypassing a removed element in a liquid cooling system
JP6579125B2 (ja) * 2017-02-15 2019-09-25 トヨタ自動車株式会社 サスペンションシステム
US11021031B2 (en) * 2018-10-29 2021-06-01 Polaris Industries Inc. Suspension pre-load adjustment system
DE102019107218B4 (de) * 2019-03-21 2023-07-06 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Dämpfungsmodul für zwei Dämpfungsvorrichtungen an zwei Radträgern einer Achse eines Fahrzeugs

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2506331B2 (ja) * 1986-02-14 1996-06-12 日産自動車株式会社 能動制御型サスペンシヨン装置
JPS63106127A (ja) * 1986-10-24 1988-05-11 Mazda Motor Corp 車両のサスペンシヨン装置
JP2537226B2 (ja) * 1987-03-06 1996-09-25 日産自動車株式会社 能動型サスペンシヨン装置
JPS63263117A (ja) * 1987-04-17 1988-10-31 Fuji Heavy Ind Ltd 自動車用アクテイブサスペンシヨン装置の制御方法
JP2534255B2 (ja) * 1987-04-21 1996-09-11 日産自動車株式会社 車両用油圧供給装置
JPH0635242B2 (ja) * 1987-09-04 1994-05-11 三菱自動車工業株式会社 車両用サスペンション装置
JP2621882B2 (ja) * 1987-10-05 1997-06-18 株式会社ユニシアジェックス 油圧サスペンション装置
JPH01249506A (ja) * 1988-03-31 1989-10-04 Nissan Motor Co Ltd 能動型サスペション装置
JPH02225119A (ja) * 1988-11-10 1990-09-07 Toyota Motor Corp 流体圧式サスペンション
JP2611396B2 (ja) * 1988-12-05 1997-05-21 トヨタ自動車株式会社 車輌用車高調整装置
US4973080A (en) * 1988-12-05 1990-11-27 Toyota Jidosha Kabushiki Kaisha Hydraulic suspension system for a vehicle with less abrupt change in vehicle height when started
JP2623793B2 (ja) * 1988-12-05 1997-06-25 トヨタ自動車株式会社 車輌用車高調整装置
US4957309A (en) * 1988-12-29 1990-09-18 Toyota Jidosha Kabushiki Kaisha Pressure control system for suspension
JP2528964B2 (ja) * 1989-03-27 1996-08-28 日産自動車株式会社 能動型サスペンション
JP2570419B2 (ja) * 1989-03-30 1997-01-08 トヨタ自動車株式会社 車輌用車高調整装置

Also Published As

Publication number Publication date
EP0415267A3 (en) 1992-08-19
JP2594156B2 (ja) 1997-03-26
JPH0386615A (ja) 1991-04-11
US5042834A (en) 1991-08-27
DE69013817D1 (de) 1994-12-08
EP0415267B1 (de) 1994-11-02
EP0415267A2 (de) 1991-03-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee