JP7482331B2 - 車高調整機能付き緩衝器 - Google Patents

車高調整機能付き緩衝器 Download PDF

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Publication number
JP7482331B2
JP7482331B2 JP2023537759A JP2023537759A JP7482331B2 JP 7482331 B2 JP7482331 B2 JP 7482331B2 JP 2023537759 A JP2023537759 A JP 2023537759A JP 2023537759 A JP2023537759 A JP 2023537759A JP 7482331 B2 JP7482331 B2 JP 7482331B2
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JP
Japan
Prior art keywords
shock absorber
passage
side chamber
pump
height adjustment
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.)
Active
Application number
JP2023537759A
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English (en)
Japanese (ja)
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JPWO2023007550A5 (https=
JPWO2023007550A1 (https=
Inventor
隆久 望月
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.)
KYB Corp
Original Assignee
KYB 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 KYB Corp filed Critical KYB Corp
Publication of JPWO2023007550A1 publication Critical patent/JPWO2023007550A1/ja
Publication of JPWO2023007550A5 publication Critical patent/JPWO2023007550A5/ja
Application granted granted Critical
Publication of JP7482331B2 publication Critical patent/JP7482331B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • 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
    • B60G17/027—Mechanical springs regulated by fluid means
    • B60G17/0272—Mechanical springs regulated by fluid means the mechanical spring being a coil spring
    • 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
    • B60G17/0565—Height adjusting valves
    • 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
    • B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
    • B60G2202/30—Spring/Damper and/or actuator Units
    • B60G2202/31—Spring/Damper and/or actuator Units with the spring arranged around the damper, e.g. MacPherson strut
    • B60G2202/312—The spring being a wound spring
    • 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
    • B60G2300/00—Indexing codes relating to the type of vehicle
    • B60G2300/12—Cycles; Motorcycles
    • 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
    • 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
    • B60G2800/90—System Controller type
    • B60G2800/91—Suspension Control
    • B60G2800/914—Height Control System
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDECARS, FORECARS, OR THE LIKE
    • B62K25/00—Axle suspensions
    • B62K25/04—Axle suspensions for mounting axles resiliently on cycle frame or fork
    • B62K2025/045—Suspensions with ride-height adjustment
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Body Suspensions (AREA)
  • Fluid-Damping Devices (AREA)
JP2023537759A 2021-07-26 2021-07-26 車高調整機能付き緩衝器 Active JP7482331B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/027556 WO2023007550A1 (ja) 2021-07-26 2021-07-26 車高調整機能付き緩衝器

Publications (3)

Publication Number Publication Date
JPWO2023007550A1 JPWO2023007550A1 (https=) 2023-02-02
JPWO2023007550A5 JPWO2023007550A5 (https=) 2023-12-07
JP7482331B2 true JP7482331B2 (ja) 2024-05-13

Family

ID=85086370

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023537759A Active JP7482331B2 (ja) 2021-07-26 2021-07-26 車高調整機能付き緩衝器

Country Status (5)

Country Link
US (1) US12122209B2 (https=)
JP (1) JP7482331B2 (https=)
CN (1) CN117677782A (https=)
DE (1) DE112021008020T5 (https=)
WO (1) WO2023007550A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20260103041A1 (en) * 2022-10-13 2026-04-16 Hitachi Astemo, Ltd. Shock absorber

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7804491B2 (ja) * 2022-03-08 2026-01-22 カヤバ株式会社 流体圧緩衝器
JP7378885B2 (ja) * 2022-03-08 2023-11-14 カヤバ株式会社 流体圧緩衝器
JP7282999B1 (ja) * 2022-04-22 2023-05-29 日立Astemo株式会社 減衰力可変緩衝装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007161179A (ja) 2005-12-16 2007-06-28 Toyota Motor Corp 車高調整装置
JP2015117812A (ja) 2013-12-20 2015-06-25 カヤバ工業株式会社 緩衝器
JP2020159504A (ja) 2019-03-27 2020-10-01 Ｋｙｂ株式会社 サスペンション装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06448B2 (ja) * 1984-08-29 1994-01-05 マツダ株式会社 車高調整装置
JPS6385508U (https=) * 1986-11-25 1988-06-04
JP3088552B2 (ja) * 1991-10-15 2000-09-18 カヤバ工業株式会社 車高調整装置
US5682980A (en) 1996-02-06 1997-11-04 Monroe Auto Equipment Company Active suspension system
EP2156970A1 (en) * 2008-08-12 2010-02-24 Nederlandse Organisatie voor toegepast- natuurwetenschappelijk onderzoek TNO Multi-point hydraulic suspension system for a land vehicle
DE102014207055B4 (de) * 2014-03-04 2016-05-12 Zf Friedrichshafen Ag Schwingungsdämpfer mit Niveauregulierung
DE102018212109A1 (de) * 2018-07-20 2020-01-23 Bayerische Motoren Werke Aktiengesellschaft Höhenverstellbare Federanordnung für ein Fahrzeug
DE102018214041A1 (de) * 2018-08-21 2020-02-27 Bayerische Motoren Werke Aktiengesellschaft Höhenverstellbares Feder-Dämpfersystem für ein Fahrzeug

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007161179A (ja) 2005-12-16 2007-06-28 Toyota Motor Corp 車高調整装置
JP2015117812A (ja) 2013-12-20 2015-06-25 カヤバ工業株式会社 緩衝器
JP2020159504A (ja) 2019-03-27 2020-10-01 Ｋｙｂ株式会社 サスペンション装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20260103041A1 (en) * 2022-10-13 2026-04-16 Hitachi Astemo, Ltd. Shock absorber

Also Published As

Publication number Publication date
CN117677782A (zh) 2024-03-08
DE112021008020T5 (de) 2024-05-29
US12122209B2 (en) 2024-10-22
WO2023007550A1 (ja) 2023-02-02
US20240227488A1 (en) 2024-07-11
JPWO2023007550A1 (https=) 2023-02-02

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