DE69127916T2 - Vorrichtung zum Steuern der Dämpfungskraft eines Stossdämpfers - Google Patents

Vorrichtung zum Steuern der Dämpfungskraft eines Stossdämpfers

Info

Publication number
DE69127916T2
DE69127916T2 DE69127916T DE69127916T DE69127916T2 DE 69127916 T2 DE69127916 T2 DE 69127916T2 DE 69127916 T DE69127916 T DE 69127916T DE 69127916 T DE69127916 T DE 69127916T DE 69127916 T2 DE69127916 T2 DE 69127916T2
Authority
DE
Germany
Prior art keywords
controlling
shock absorber
damping force
damping
force
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
DE69127916T
Other languages
English (en)
Other versions
DE69127916D1 (de
Inventor
Yuji Yokoya
Yasuhiro Tsutsumi
Yutaka Suzuki
Makoto Shiozaki
Nobuyoshi Onogi
Kazuo Takasou
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
Application filed by Toyota Motor Corp filed Critical Toyota Motor Corp
Application granted granted Critical
Publication of DE69127916D1 publication Critical patent/DE69127916D1/de
Publication of DE69127916T2 publication Critical patent/DE69127916T2/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
    • B60G17/015—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
    • 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
    • B60G17/019—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 type of sensor or the arrangement thereof
    • B60G17/01941—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 type of sensor or the arrangement thereof characterised by the use of piezoelectric elements, e.g. sensors or actuators
    • 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
    • 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
    • B60G2400/202—Piston speed; Relative velocity between vehicle body and wheel
    • 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
    • B60G2400/40—Steering 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
    • B60G2400/60—Load
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2401/00—Indexing codes relating to the type of sensors based on the principle of their operation
    • B60G2401/10—Piezoelectric elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2401/00—Indexing codes relating to the type of sensors based on the principle of their operation
    • B60G2401/14—Photo or light sensitive means, e.g. Infrared
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2500/00—Indexing codes relating to the regulated action or device
    • B60G2500/10—Damping action or damper
    • 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
    • B60G2600/60—Signal noise suppression; Electronic filtering means
    • 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
    • B60G2600/60—Signal noise suppression; Electronic filtering means
    • B60G2600/602—Signal noise suppression; Electronic filtering means high pass
    • 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
    • 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
    • B60G2800/01—Attitude or posture control
    • B60G2800/014—Pitch; Nose dive
    • 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
    • B60G2800/22—Braking, stopping
    • 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
DE69127916T 1990-02-14 1991-02-13 Vorrichtung zum Steuern der Dämpfungskraft eines Stossdämpfers Expired - Lifetime DE69127916T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2033366A JP2908496B2 (ja) 1990-02-14 1990-02-14 ショックアブソーバの減衰力制御装置

Publications (2)

Publication Number Publication Date
DE69127916D1 DE69127916D1 (de) 1997-11-20
DE69127916T2 true DE69127916T2 (de) 1998-03-12

Family

ID=12384585

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69127916T Expired - Lifetime DE69127916T2 (de) 1990-02-14 1991-02-13 Vorrichtung zum Steuern der Dämpfungskraft eines Stossdämpfers

Country Status (4)

Country Link
US (1) US5090728A (de)
EP (1) EP0446637B1 (de)
JP (1) JP2908496B2 (de)
DE (1) DE69127916T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3930555A1 (de) * 1989-06-29 1991-01-03 Bosch Gmbh Robert Semiaktive fahrwerksregelung
DE3935376A1 (de) * 1989-10-24 1991-04-25 Bosch Gmbh Robert Verfahren und vorrichtung zur fahrwerkregelung
GB2239506B (en) * 1989-12-08 1993-08-25 Toyota Motor Co Ltd Suspension control system
DE4112005A1 (de) * 1991-04-12 1992-10-15 Bosch Gmbh Robert System zur bildung eines signals bei einem fahrzeug
JPH0648133A (ja) * 1991-10-03 1994-02-22 Unisia Jecs Corp 車両懸架装置
KR970011089B1 (ko) * 1992-02-14 1997-07-07 미쯔비시 지도샤 고교 가부시끼가이샤 노면상태의 식별방법 및 써스펜션의 제어 장치
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
EP1256467B1 (de) * 2001-05-09 2008-03-05 Continental Aktiengesellschaft Verfahren zur Regelung des Dämpferstromes für elektrisch verstellbare Dämpfer
DE102005026047A1 (de) * 2005-06-03 2006-12-14 Benteler Automobiltechnik Gmbh Radführung
US7913822B2 (en) * 2006-12-22 2011-03-29 Chrysler Group Llc Ride height sensing shock damper
JP4567034B2 (ja) * 2007-08-08 2010-10-20 本田技研工業株式会社 減衰力可変ダンパの制御装置
US20090057078A1 (en) * 2007-08-31 2009-03-05 Nate Ellis Reduced capacitance damper and method
US8596430B2 (en) * 2010-06-17 2013-12-03 Toyota Jidosha Kabushiki Kaisha Electrical shock absorber
DE102016208833A1 (de) * 2015-05-28 2016-12-01 Ford Global Technologies, Llc Verfahren und Vorrichtung zur Unterstützung eines Fahrmanövers eines Kraftfahrzeuges
DE102016206604B4 (de) * 2016-04-19 2020-01-23 Volkswagen Aktiengesellschaft Steuervorrichtung und Verfahren zum Regeln einer Dämpferhärte eines Schwingungsdämpfers eines Kraftfahrzeugs
CN111873744B (zh) * 2020-07-15 2023-03-28 吉林大学 基于相机传感器路面信息识别的主动悬架预瞄控制方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61188212A (ja) * 1985-02-15 1986-08-21 Hitachi Ltd 車体制御装置
AU590245B2 (en) * 1985-02-25 1989-11-02 Nabisco Brands Incorporated Cold water soluble gelatin
JP2571359B2 (ja) * 1985-05-16 1997-01-16 三菱自動車工業株式会社 電子制御サスペンシヨン装置
JPS62200829U (de) * 1986-06-11 1987-12-21
JPH0672635B2 (ja) * 1986-06-25 1994-09-14 株式会社日本自動車部品総合研究所 シヨツクアブソ−バの減衰力制御装置
US4793708A (en) * 1987-03-27 1988-12-27 Litton Systems Canada Limited Fiber optic sensing coil
JPS6445515U (de) * 1987-05-11 1989-03-20
JPS6467408A (en) * 1987-09-04 1989-03-14 Nippon Denso Co Shock absorber control device
JPH01208212A (ja) * 1988-02-13 1989-08-22 Nippon Denso Co Ltd ショックアブソーバの減衰力制御装置
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
JPH0221006U (de) * 1988-07-29 1990-02-13
US4887699A (en) * 1989-02-10 1989-12-19 Lord Corporation Vibration attenuating method utilizing continuously variable semiactive damper
DE69029628T2 (de) * 1989-09-11 1997-05-22 Toyota Motor Co Ltd Aufhängungsregelsystem

Also Published As

Publication number Publication date
US5090728A (en) 1992-02-25
JP2908496B2 (ja) 1999-06-21
JPH03235714A (ja) 1991-10-21
EP0446637A3 (en) 1992-11-04
EP0446637B1 (de) 1997-10-15
EP0446637A2 (de) 1991-09-18
DE69127916D1 (de) 1997-11-20

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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)