JP2022524427A - 圧力補償された能動サスペンションアクチュエータシステム - Google Patents

圧力補償された能動サスペンションアクチュエータシステム Download PDF

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Publication number
JP2022524427A
JP2022524427A JP2021554636A JP2021554636A JP2022524427A JP 2022524427 A JP2022524427 A JP 2022524427A JP 2021554636 A JP2021554636 A JP 2021554636A JP 2021554636 A JP2021554636 A JP 2021554636A JP 2022524427 A JP2022524427 A JP 2022524427A
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Japan
Prior art keywords
pressure
volume
flow
piston
chamber
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Pending
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JP2021554636A
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English (en)
Japanese (ja)
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JP2022524427A5 (enExample
Inventor
トーマス ベルター，ジョゼフ
アレクサンダー セルデン，ブライアン
スティーブン シノワ，ジェイソン
スタードゥイネン，マティス ヴァン
タッカー，クライブ
ゼキ ラマザノウル，タハ
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クリアモーション，インコーポレイテッド
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Publication of JP2022524427A publication Critical patent/JP2022524427A/ja
Publication of JP2022524427A5 publication Critical patent/JP2022524427A5/ja
Priority to JP2024134665A priority Critical patent/JP7752222B2/ja
Priority to JP2025162100A priority patent/JP2026009126A/ja
Pending legal-status Critical Current

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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
    • F16F9/50—Special means providing automatic damping adjustment, i.e. self-adjustment of damping by particular sliding movements of a valve element, other than flexions or displacement of valve discs; Special means providing self-adjustment of spring characteristics
    • F16F9/512—Means responsive to load action, i.e. static load on the damper or dynamic fluid pressure changes in the damper, e.g. due to changes in velocity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
    • B60G13/02—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally
    • B60G13/06—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally of fluid type
    • B60G13/08—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally of fluid type hydraulic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G15/00—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type
    • B60G15/02—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring
    • B60G15/06—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper
    • B60G15/062—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper the spring being arranged around the damper
    • B60G15/065—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper the spring being arranged around the damper characterised by the use of a combination of springs
    • 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
    • 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
    • B60G17/02—Spring characteristics, e.g. mechanical springs and mechanical adjusting means
    • B60G17/04—Spring characteristics, e.g. mechanical springs and mechanical adjusting means fluid spring characteristics
    • B60G17/044—Self-pumping fluid springs
    • 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
    • B60G17/02—Spring characteristics, e.g. mechanical springs and mechanical adjusting means
    • B60G17/04—Spring characteristics, e.g. mechanical springs and mechanical adjusting means fluid spring characteristics
    • B60G17/056—Regulating distributors or valves for hydropneumatic systems
    • 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
    • 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
    • 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
    • F16F9/34—Special valve constructions; Shape or construction of throttling passages
    • F16F9/348—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body
    • F16F9/3485—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body characterised by features of supporting elements intended to guide or limit the movement of the annular discs
    • 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
    • F16F9/34—Special valve constructions; Shape or construction of throttling passages
    • F16F9/348—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body
    • F16F9/3488—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body characterised by features intended to affect valve bias or pre-stress
    • 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
    • B60G2202/20—Type of damper
    • B60G2202/24—Fluid damper
    • 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
    • B60G2202/41—Fluid actuator
    • B60G2202/413—Hydraulic actuator
    • 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
    • B60G2202/41—Fluid actuator
    • B60G2202/416—Fluid actuator using a pump, e.g. in the line connecting the lower chamber to the upper chamber of the 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
    • B60G2400/102—Acceleration; Deceleration 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
    • B60G2400/20—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
    • B60G2400/50—Pressure
    • B60G2400/51—Pressure in suspension unit
    • B60G2400/518—Pressure in suspension unit in damper
    • B60G2400/5182—Fluid damper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2500/00—Indexing codes relating to the regulated action or device
    • B60G2500/02—Supply or exhaust flow rates; Pump operation
    • 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
    • B60G2500/11—Damping valves
    • 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
    • B60G2500/11—Damping valves
    • B60G2500/114—Damping valves pressure regulating valves
    • 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
    • B60G2600/18—Automatic control means
    • B60G2600/182—Active control means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Vehicle Body Suspensions (AREA)
  • Fluid-Damping Devices (AREA)
JP2021554636A 2019-03-11 2020-03-11 圧力補償された能動サスペンションアクチュエータシステム Pending JP2022524427A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2024134665A JP7752222B2 (ja) 2019-03-11 2024-08-09 圧力補償された能動サスペンションアクチュエータシステム
JP2025162100A JP2026009126A (ja) 2019-03-11 2025-09-29 圧力補償された能動サスペンションアクチュエータシステム

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US201962816666P 2019-03-11 2019-03-11
US62/816,666 2019-03-11
US201962821834P 2019-03-21 2019-03-21
US62/821,834 2019-03-21
US201962842088P 2019-05-02 2019-05-02
US62/842,088 2019-05-02
US201962863202P 2019-06-18 2019-06-18
US62/863,202 2019-06-18
PCT/US2020/022193 WO2020185968A1 (en) 2019-03-11 2020-03-11 Pressure compensated active suspension actuator system

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2024134665A Division JP7752222B2 (ja) 2019-03-11 2024-08-09 圧力補償された能動サスペンションアクチュエータシステム

Publications (2)

Publication Number Publication Date
JP2022524427A true JP2022524427A (ja) 2022-05-02
JP2022524427A5 JP2022524427A5 (enExample) 2023-03-22

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Family Applications (3)

Application Number Title Priority Date Filing Date
JP2021554636A Pending JP2022524427A (ja) 2019-03-11 2020-03-11 圧力補償された能動サスペンションアクチュエータシステム
JP2024134665A Active JP7752222B2 (ja) 2019-03-11 2024-08-09 圧力補償された能動サスペンションアクチュエータシステム
JP2025162100A Pending JP2026009126A (ja) 2019-03-11 2025-09-29 圧力補償された能動サスペンションアクチュエータシステム

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JP2024134665A Active JP7752222B2 (ja) 2019-03-11 2024-08-09 圧力補償された能動サスペンションアクチュエータシステム
JP2025162100A Pending JP2026009126A (ja) 2019-03-11 2025-09-29 圧力補償された能動サスペンションアクチュエータシステム

Country Status (5)

Country Link
US (1) US12479259B2 (enExample)
EP (1) EP3938677A4 (enExample)
JP (3) JP2022524427A (enExample)
CN (2) CN113811701B (enExample)
WO (1) WO2020185968A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024062892A1 (ja) * 2022-09-22 2024-03-28 カヤバ株式会社 シリンダ装置
JP2026521884A (ja) * 2023-07-13 2026-07-02 マルチマティック インコーポレーテッド 車両用ダンパ

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018222821A1 (en) * 2017-05-31 2018-12-06 ClearMotion, Inc. Pilot operated blow-off valves for hydraulic actuators
US12459322B2 (en) * 2017-06-08 2025-11-04 ClearMotion, Inc. Independent and cross-linked hydraulic actuator systems
US11193427B2 (en) * 2018-04-27 2021-12-07 Hamilton Sundstrand Corporation Passive active poppet-type bleed valves
US12168378B2 (en) 2021-10-12 2024-12-17 DRiV Automotive Inc. Accumulator check systems and methods
US11691474B2 (en) 2021-10-12 2023-07-04 DRiV Automotive Inc. Suspension system tank filling systems and methods
US12097739B2 (en) 2021-10-12 2024-09-24 DRiV Automotive Inc. Pump rinsing systems and methods
US12059937B2 (en) 2021-10-12 2024-08-13 DRiV Automotive Inc. Suspension system with roll and pitch stiffness deactivation based on road profile information
US11865889B2 (en) 2021-10-12 2024-01-09 DRiV Automotive Inc. Suspension system with comfort valves between cross-over hydraulic circuits
US11904841B2 (en) 2021-10-12 2024-02-20 DRiV Automotive Inc. Suspension system integration with advanced driver assistance system
US11938772B2 (en) 2021-10-12 2024-03-26 DRiV Automotive Inc. System for grading filling of a hydraulic suspension system
US11912092B2 (en) 2021-10-12 2024-02-27 DRiV Automotive Inc. Suspension leak check systems and methods
US11919355B2 (en) 2021-10-12 2024-03-05 DRiV Automotive Inc. Valve diagnostic systems and methods
US11865887B2 (en) 2021-10-12 2024-01-09 DRiV Automotive Inc. Suspension system with incremental roll and pitch stiffness control
US11697319B2 (en) 2021-10-12 2023-07-11 DRiV Automotive Inc. Suspension system with comfort valve integration
US11685220B2 (en) 2021-10-12 2023-06-27 DRiV Automotive Inc. Control systems and methods for suspension systems
US20230356558A1 (en) * 2022-05-04 2023-11-09 Fox Factory, Inc. Shock assembly with by-pass and hydraulic adjust
DE102022129265A1 (de) 2022-11-07 2024-05-08 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Hydrauliksystem für einen hydraulisch verstellbaren Fahrzeugstoßdämpfer
WO2024120989A1 (de) * 2022-12-07 2024-06-13 Thyssenkrupp Bilstein Gmbh Verfahren zum einstellen einer dämpfungskraft und ein dämpfungssystem für ein kraftfahrzeug
DE102023118614B3 (de) * 2023-07-13 2024-04-25 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Mehrkammerluftfeder, Verfahren zum Betreiben der Mehrkammerluftfeder
CN119554361A (zh) * 2024-12-06 2025-03-04 中国第一汽车股份有限公司 主动悬架执行器、系统、调节方法及车辆

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010023434A1 (de) * 2010-06-11 2011-12-15 Daimler Ag Gasfederdämpfervorrichtung
JP2016501781A (ja) * 2013-01-08 2016-01-21 テネコ オートモティブ オペレーティング カンパニー インコーポレイテッドＴｅｎｎｅｃｏ Ａｕｔｏｍｏｔｉｖｅ Ｏｐｅｒａｔｉｎｇ Ｃｏｍｐａｎｙ Ｉｎｃ． エネルギー利用の最適化を伴う受動的及び能動的なサスペンション
CN106394159A (zh) * 2016-10-25 2017-02-15 张家口舒狮汽车科技有限公司 车辆悬架和车辆

Family Cites Families (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2886142A (en) * 1957-02-27 1959-05-12 Chicago Railway Equipment Co Vibration damping apparatus
FR1367698A (fr) * 1963-06-13 1964-07-24 Renault Perfectionnements aux amortisseurs
DE1555311A1 (de) 1966-04-16 1970-08-20 Fichtel & Sachs Ag In Abhaengigkeit von der Federbelastung selbsttaetig regelbarer Schwingungsdaempfer
DE1755478A1 (de) 1968-05-14 1971-11-25 Langen & Co Abfederungsvorrichtung fuer Fahrzeuge mit automatischem Lastausgleich
DE2128591A1 (de) 1971-06-09 1972-12-28 Langen & Co, 4000 Düsseldorf Hydro-pneumatischer Federungszylinder
FR2575254B1 (fr) 1984-12-20 1989-06-02 Sirven Jacques Amortisseur pour suspension de vehicule automobile
DE3524862A1 (de) * 1985-04-12 1986-10-30 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zur daempfung von bewegungsablaeufen
DE3610937A1 (de) * 1986-04-02 1987-10-08 Bosch Gmbh Robert Vorrichtung zur daempfung von bewegungsablaeufen
JPH0696363B2 (ja) * 1986-06-10 1994-11-30 日産自動車株式会社 能動型サスペンシヨン
US4863002A (en) 1988-08-10 1989-09-05 General Motors Corporation Active vehicle suspension apparatus with suspension velocity responsive actuator unloading
US5016908A (en) * 1989-03-13 1991-05-21 Monroe Auto Equipment Company Method and apparatus for controlling shock absorbers
GB2250080B (en) * 1990-10-19 1994-08-17 Tokico Ltd Hydraulic shock absorber
WO2000032955A1 (en) 1998-11-24 2000-06-08 Folsom Technologies, Inc. Parallel hydromechanical underdrive transmission
AUPQ039699A0 (en) * 1999-05-17 1999-06-10 Di Maria, Philip Active suspension system and components therefor
JP4009396B2 (ja) 1999-09-03 2007-11-14 カヤバ工業株式会社 ロードセンシング制御回路
JP2002031101A (ja) 2000-07-17 2002-01-31 Nanbu:Kk シリンダ装置の冷却方法
AU2001293489A1 (en) 2000-09-28 2002-04-08 Graeme K Robertson Suspension system
NL1019313C2 (nl) 2001-11-06 2003-05-12 Koni Bv Schokdemper met frequentie afhankelijke demping.
AU2003237285A1 (en) * 2002-05-29 2003-12-19 Progressive Suspension, Inc. Hydraulic dampers with pressure regulated control valve and remote pressure adjustment
US8869959B2 (en) * 2008-07-24 2014-10-28 Fox Factory, Incorporated Vehicle suspension damper
US8376100B2 (en) 2008-04-17 2013-02-19 Levant Power Corporation Regenerative shock absorber
US8839920B2 (en) * 2008-04-17 2014-09-23 Levant Power Corporation Hydraulic energy transfer
US8392030B2 (en) 2008-04-17 2013-03-05 Levant Power Corporation System and method for control for regenerative energy generators
WO2011159874A2 (en) 2010-06-16 2011-12-22 Levant Power Corporation Integrated energy generating damper
US8820495B2 (en) * 2010-07-21 2014-09-02 King Shock Technology, Inc. Adjustable internal bypass shock absorber featuring a fluid flow regulator
DE102011102537A1 (de) 2011-05-26 2012-02-16 Daimler Ag Feder- und/oder Dämpfervorrichtung
CN104204547A (zh) 2012-03-22 2014-12-10 优铁工有限公司 液压缸驱动回路用的冲洗回路
CN104204601B (zh) 2012-03-27 2016-04-20 北京京西重工有限公司 具有可调节回弹阀组件的液压阻尼器
US20140190778A1 (en) * 2013-01-09 2014-07-10 Penske Racing Shocks Inerting damper with regressive characteristics
WO2014152482A2 (en) 2013-03-15 2014-09-25 Levant Power Corporation Multi-path fluid diverter valve
WO2014145018A2 (en) 2013-03-15 2014-09-18 Levant Power Corporation Active vehicle suspension improvements
EP2988959B1 (en) 2013-04-23 2020-08-05 ClearMotion, Inc. Active suspension with structural actuator
US9080634B2 (en) * 2013-07-25 2015-07-14 Tenneco Automotive Operating Company Inc. Shock absorber with frequency dependent passive valve
DE102013110924B4 (de) * 2013-10-01 2018-02-08 Grammer Ag Fahrzeug mit kraftgesteuertem Dämpfer mit Regelventil
DE102013114169A1 (de) * 2013-12-17 2015-06-18 Thyssenkrupp Bilstein Gmbh Regelbarer Schwingungsdämpfer für Kraftfahrzeuge
KR101671967B1 (ko) 2014-03-28 2016-11-03 주식회사 만도 쇽업소버의 피스톤 어셈블리
US11635075B1 (en) * 2014-06-25 2023-04-25 ClearMotion, Inc. Gerotor pump with bearing
JP6463948B2 (ja) 2014-11-07 2019-02-06 Ｋｙｂ株式会社 サスペンション装置
US10875375B2 (en) * 2015-01-23 2020-12-29 ClearMotion, Inc. Method and apparatus for controlling an actuator
DE102015104388A1 (de) * 2015-03-24 2016-09-29 Thyssenkrupp Ag Schwingungsdämpfer mit einer frequenzselektiven Dämpfungseinrichtung
NL2014718B1 (en) 2015-04-24 2017-01-18 Koni Bv Frequency selective damper valve, and shock absorber comprising such damper valve.
JP6663197B2 (ja) * 2015-09-30 2020-03-11 Ｋｙｂ株式会社 サスペンション装置
BE1023718B1 (nl) 2016-01-01 2017-06-26 Shi Yan Schokdemper met frequentie afhankelijk zuigersamenstel
US10933703B2 (en) 2016-03-09 2021-03-02 Equalaire Systems, Inc. Pressure equalization valve assembly
EP3464982B1 (en) 2016-06-02 2022-11-02 Clearmotion, Inc. Hydraulic apparatus
DE102016216544A1 (de) 2016-09-01 2018-03-01 Zf Friedrichshafen Ag Schwingungsdämpfer sowie Kraftfahrzeug
WO2018148689A1 (en) * 2017-02-12 2018-08-16 ClearMotion, Inc. Hydraulic actuator a frequency dependent relative pressure ratio
WO2018222821A1 (en) 2017-05-31 2018-12-06 ClearMotion, Inc. Pilot operated blow-off valves for hydraulic actuators
WO2019241650A1 (en) * 2018-06-14 2019-12-19 ClearMotion, Inc. Accumulators for a distributed active suspension system
US11440366B1 (en) * 2018-10-03 2022-09-13 ClearMotion, Inc. Frequency dependent pressure and/or flow fluctuation mitigation in hydraulic systems

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010023434A1 (de) * 2010-06-11 2011-12-15 Daimler Ag Gasfederdämpfervorrichtung
JP2016501781A (ja) * 2013-01-08 2016-01-21 テネコ オートモティブ オペレーティング カンパニー インコーポレイテッドＴｅｎｎｅｃｏ Ａｕｔｏｍｏｔｉｖｅ Ｏｐｅｒａｔｉｎｇ Ｃｏｍｐａｎｙ Ｉｎｃ． エネルギー利用の最適化を伴う受動的及び能動的なサスペンション
CN106394159A (zh) * 2016-10-25 2017-02-15 张家口舒狮汽车科技有限公司 车辆悬架和车辆

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024062892A1 (ja) * 2022-09-22 2024-03-28 カヤバ株式会社 シリンダ装置
JP2026521884A (ja) * 2023-07-13 2026-07-02 マルチマティック インコーポレーテッド 車両用ダンパ
JP7889961B2 (ja) 2023-07-13 2026-07-14 マルチマティック インコーポレーテッド 車両用ダンパ

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