CN114761700A - 缓冲器 - Google Patents

缓冲器 Download PDF

Info

Publication number
CN114761700A
CN114761700A CN202080084060.XA CN202080084060A CN114761700A CN 114761700 A CN114761700 A CN 114761700A CN 202080084060 A CN202080084060 A CN 202080084060A CN 114761700 A CN114761700 A CN 114761700A
Authority
CN
China
Prior art keywords
cylinder
valve
discharge
passage
valve chamber
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
CN202080084060.XA
Other languages
English (en)
Chinese (zh)
Inventor
柴原和晶
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.)
Astemo Ltd
Original Assignee
Hitachi Astemo Ltd
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 Hitachi Astemo Ltd filed Critical Hitachi Astemo Ltd
Publication of CN114761700A publication Critical patent/CN114761700A/zh
Pending legal-status Critical Current

Links

Images

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
    • F16F9/10—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
    • F16F9/187—Bitubular units with uni-directional flow of damping fluid through the valves
    • 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
    • F16F9/3207—Constructional features
    • F16F9/3235—Constructional features of cylinders
    • F16F9/3242—Constructional features of cylinders of cylinder ends, e.g. caps

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
CN202080084060.XA 2019-12-06 2020-12-03 缓冲器 Pending CN114761700A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019-221115 2019-12-06
JP2019221115 2019-12-06
PCT/JP2020/045050 WO2021112180A1 (ja) 2019-12-06 2020-12-03 緩衝器

Publications (1)

Publication Number Publication Date
CN114761700A true CN114761700A (zh) 2022-07-15

Family

ID=76222433

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080084060.XA Pending CN114761700A (zh) 2019-12-06 2020-12-03 缓冲器

Country Status (4)

Country Link
EP (1) EP4071379A4 (https=)
JP (1) JP7209866B2 (https=)
CN (1) CN114761700A (https=)
WO (1) WO2021112180A1 (https=)

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05180261A (ja) * 1991-12-27 1993-07-20 Kayaba Ind Co Ltd 減衰力可変型ダンパ
JP4141077B2 (ja) * 2000-03-01 2008-08-27 カヤバ工業株式会社 リリーフ弁
JP2005291409A (ja) * 2004-04-01 2005-10-20 Tokyo Gas Co Ltd 逆止弁
JP5152500B2 (ja) * 2008-05-27 2013-02-27 日立オートモティブシステムズ株式会社 流体圧緩衝器
JP5424166B2 (ja) * 2009-06-26 2014-02-26 日立オートモティブシステムズ株式会社 横置きシリンダ装置
JP5369058B2 (ja) * 2010-06-30 2013-12-18 カヤバ工業株式会社 減衰バルブ
TWI448630B (zh) * 2010-06-30 2014-08-11 Kayaba Industry Co Ltd Decay valve
JP2013015157A (ja) * 2011-06-30 2013-01-24 Hitachi Automotive Systems Ltd 流体圧緩衝器
JP6223072B2 (ja) * 2013-08-30 2017-11-01 日立オートモティブシステムズ株式会社 緩衝器
JP6489977B2 (ja) * 2015-08-31 2019-03-27 日立オートモティブシステムズ株式会社 緩衝器
JP2019143642A (ja) * 2016-06-27 2019-08-29 日立オートモティブシステムズ株式会社 緩衝器
JP6701242B2 (ja) * 2018-02-21 2020-05-27 Ｋｙｂ株式会社 バルブおよび緩衝器
JP2019221115A (ja) 2018-06-22 2019-12-26 株式会社東芝 走行状況提示装置

Also Published As

Publication number Publication date
EP4071379A1 (en) 2022-10-12
JPWO2021112180A1 (https=) 2021-06-10
WO2021112180A1 (ja) 2021-06-10
JP7209866B2 (ja) 2023-01-20
EP4071379A4 (en) 2023-03-01

Similar Documents

Publication Publication Date Title
CN103890441B (zh) 具有液压端部止挡部的减振器
CN102648361B (zh) 速度递增式阀门系统
CN104334912B (zh) 缓冲器的阻尼阀
US10030735B2 (en) Pressure damping device
US11519476B2 (en) Vibration damper for a vehicle
US11629772B2 (en) Valve and shock absorber
JP2021515141A (ja) ２つの圧縮バルブを備えた、特に車両サスペンション用の、油圧式ショックアブソーバ
CN202023876U (zh) 液压减震器
CN210769980U (zh) 缓冲器、减振器及车辆
EP3333446B1 (en) Valve structure for buffer
CN114761700A (zh) 缓冲器
US20080115663A1 (en) Vibration damper with amplitude-selective damping force
JP6501887B2 (ja) シリンダ装置
US11668365B2 (en) Valve body for a damper
JP2009287719A (ja) 油圧緩衝器
TWI448630B (zh) Decay valve
JP5169028B2 (ja) ショックアブソーバ
KR20200089427A (ko) 쇽업소버
CN118786296A (zh) 阻尼阀及缓冲器
US12241488B1 (en) Cylinder device
JP2014199092A (ja) 緩衝器
JP2010014196A (ja) 単筒型油圧緩衝器
CN116255415A (zh) 带有液压式端部止挡件的减振器
KR20220011719A (ko) 실린더 장치
JPS6228331B2 (https=)

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination