JPWO2020185968A5 - - Google Patents

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Publication number
JPWO2020185968A5
JPWO2020185968A5 JP2021554636A JP2021554636A JPWO2020185968A5 JP WO2020185968 A5 JPWO2020185968 A5 JP WO2020185968A5 JP 2021554636 A JP2021554636 A JP 2021554636A JP 2021554636 A JP2021554636 A JP 2021554636A JP WO2020185968 A5 JPWO2020185968 A5 JP WO2020185968A5
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JP
Japan
Prior art keywords
pressure
chamber
volume
active suspension
piston
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.)
Pending
Application number
JP2021554636A
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English (en)
Japanese (ja)
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JP2022524427A (ja
JP2022524427A5 (https=
Publication date
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Priority claimed from PCT/US2020/022193 external-priority patent/WO2020185968A1/en
Publication of JP2022524427A publication Critical patent/JP2022524427A/ja
Publication of JP2022524427A5 publication Critical patent/JP2022524427A5/ja
Publication of JPWO2020185968A5 publication Critical patent/JPWO2020185968A5/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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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 (3)

Publication Number Publication Date
JP2022524427A JP2022524427A (ja) 2022-05-02
JP2022524427A5 JP2022524427A5 (https=) 2023-03-22
JPWO2020185968A5 true JPWO2020185968A5 (https=) 2023-03-22

Family

ID=72428070

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

Family Applications After (2)

Application Number Title Priority Date Filing Date
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 (https=)
EP (1) EP3938677A4 (https=)
JP (3) JP2022524427A (https=)
CN (2) CN113811701B (https=)
WO (1) WO2020185968A1 (https=)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3630507A4 (en) * 2017-05-31 2021-01-27 ClearMotion, Inc. PILOT ACTUATED BLOWER VALVES FOR HYDRAULIC ACTUATORS
WO2018226494A1 (en) * 2017-06-08 2018-12-13 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
US11865887B2 (en) 2021-10-12 2024-01-09 DRiV Automotive Inc. Suspension system with incremental roll and pitch stiffness control
US11685220B2 (en) 2021-10-12 2023-06-27 DRiV Automotive Inc. Control systems and methods for suspension systems
US11919355B2 (en) 2021-10-12 2024-03-05 DRiV Automotive Inc. Valve diagnostic systems and methods
US12097739B2 (en) 2021-10-12 2024-09-24 DRiV Automotive Inc. Pump rinsing systems and methods
US11938772B2 (en) 2021-10-12 2024-03-26 DRiV Automotive Inc. System for grading filling of a hydraulic suspension system
US12168378B2 (en) 2021-10-12 2024-12-17 DRiV Automotive Inc. Accumulator check systems and methods
US11865889B2 (en) 2021-10-12 2024-01-09 DRiV Automotive Inc. Suspension system with comfort valves between cross-over hydraulic circuits
US11697319B2 (en) 2021-10-12 2023-07-11 DRiV Automotive Inc. Suspension system with comfort valve integration
US11904841B2 (en) 2021-10-12 2024-02-20 DRiV Automotive Inc. Suspension system integration with advanced driver assistance system
US12059937B2 (en) 2021-10-12 2024-08-13 DRiV Automotive Inc. Suspension system with roll and pitch stiffness deactivation based on road profile information
US11691474B2 (en) 2021-10-12 2023-07-04 DRiV Automotive Inc. Suspension system tank filling systems and methods
US11912092B2 (en) 2021-10-12 2024-02-27 DRiV Automotive Inc. Suspension leak check systems and methods
US20230356558A1 (en) * 2022-05-04 2023-11-09 Fox Factory, Inc. Shock assembly with by-pass and hydraulic adjust
JP2025166273A (ja) * 2022-09-22 2025-11-06 カヤバ株式会社 シリンダ装置
DE102022129265A1 (de) * 2022-11-07 2024-05-08 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Hydrauliksystem für einen hydraulisch verstellbaren Fahrzeugstoßdämpfer
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

Family Cites Families (48)

* 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
US6530855B1 (en) 1998-11-24 2003-03-11 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
CA2422647A1 (en) * 2000-09-28 2002-04-04 Graeme Kershaw Robertson Suspension system
NL1019313C2 (nl) 2001-11-06 2003-05-12 Koni Bv Schokdemper met frequentie afhankelijke demping.
US8839920B2 (en) 2008-04-17 2014-09-23 Levant Power Corporation Hydraulic energy transfer
US8376100B2 (en) 2008-04-17 2013-02-19 Levant Power Corporation Regenerative shock absorber
US8392030B2 (en) 2008-04-17 2013-03-05 Levant Power Corporation System and method for control for regenerative energy generators
DE102010023434A1 (de) * 2010-06-11 2011-12-15 Daimler Ag Gasfederdämpfervorrichtung
EP4289640B1 (en) * 2010-06-16 2025-11-05 ClearMotion, Inc. Integrated energy generating damper
DE102011102537A1 (de) 2011-05-26 2012-02-16 Daimler Ag Feder- und/oder Dämpfervorrichtung
JP6040981B2 (ja) 2012-03-22 2016-12-14 株式会社ユーテック 油圧シリンダ駆動回路用のフラッシング回路
US9334919B2 (en) 2012-03-27 2016-05-10 Beijing West Industries Co. Ltd. Hydraulic damper with adjustable rebound valve assembly
US9481221B2 (en) * 2013-01-08 2016-11-01 Tenneco Automotive Operating Company Inc. Passive and active suspension with optimization of energy usage
US20140190778A1 (en) * 2013-01-09 2014-07-10 Penske Racing Shocks Inerting damper with regressive characteristics
US8840118B1 (en) 2013-03-15 2014-09-23 Levant Power Corporation Active suspension with on-demand energy flow
WO2014145018A2 (en) 2013-03-15 2014-09-18 Levant Power Corporation Active vehicle suspension improvements
WO2014176371A2 (en) * 2013-04-23 2014-10-30 Levant Power Corporation 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
EP3247577B1 (en) * 2015-01-23 2020-03-04 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.
BE1023718B1 (nl) * 2016-01-01 2017-06-26 Shi Yan Schokdemper met frequentie afhankelijk zuigersamenstel
CN109070663B (zh) * 2016-03-09 2021-08-17 伊夸莱尔系统公司 压力均衡阀组件
US11480199B2 (en) 2016-06-02 2022-10-25 ClearMotion, Inc. Systems and methods for managing noise in compact high speed and high force hydraulic actuators
DE102016216544A1 (de) * 2016-09-01 2018-03-01 Zf Friedrichshafen Ag Schwingungsdämpfer sowie Kraftfahrzeug
CN106394159B (zh) * 2016-10-25 2018-12-21 张家口舒狮汽车科技有限公司 车辆悬架和车辆
EP3630507A4 (en) * 2017-05-31 2021-01-27 ClearMotion, Inc. PILOT ACTUATED BLOWER 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

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