CN103277450B - 流体压缓冲器 - Google Patents

流体压缓冲器 Download PDF

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Publication number
CN103277450B
CN103277450B CN201310199699.4A CN201310199699A CN103277450B CN 103277450 B CN103277450 B CN 103277450B CN 201310199699 A CN201310199699 A CN 201310199699A CN 103277450 B CN103277450 B CN 103277450B
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CN
China
Prior art keywords
piston body
piston
circumferential direction
hole
fluid pressure
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
CN201310199699.4A
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English (en)
Chinese (zh)
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CN103277450A (zh
Inventor
足羽正博
彦坂健儿
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of CN103277450A publication Critical patent/CN103277450A/zh
Application granted granted Critical
Publication of CN103277450B publication Critical patent/CN103277450B/zh
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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
    • F16F9/34—Special valve constructions; Shape or construction of throttling passages
    • 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
    • F16F9/32—Details
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
CN201310199699.4A 2008-03-26 2009-03-24 流体压缓冲器 Active CN103277450B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP079590/08 2008-03-26
JP2008079590 2008-03-26
JP2008274765A JP5290701B2 (ja) 2008-03-26 2008-10-24 流体圧緩衝器
JP274765/08 2008-10-24
CN2009101282502A CN101545516B (zh) 2008-03-26 2009-03-24 流体压缓冲器

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN2009101282502A Division CN101545516B (zh) 2008-03-26 2009-03-24 流体压缓冲器

Publications (2)

Publication Number Publication Date
CN103277450A CN103277450A (zh) 2013-09-04
CN103277450B true CN103277450B (zh) 2015-11-18

Family

ID=41011432

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201310199699.4A Active CN103277450B (zh) 2008-03-26 2009-03-24 流体压缓冲器
CN2009101282502A Active CN101545516B (zh) 2008-03-26 2009-03-24 流体压缓冲器

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN2009101282502A Active CN101545516B (zh) 2008-03-26 2009-03-24 流体压缓冲器

Country Status (5)

Country Link
US (1) US8807301B2 (enExample)
JP (1) JP5290701B2 (enExample)
KR (1) KR101559177B1 (enExample)
CN (2) CN103277450B (enExample)
DE (1) DE102009014907B4 (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011179550A (ja) * 2010-02-26 2011-09-15 Hitachi Automotive Systems Ltd 緩衝器
JP5719161B2 (ja) * 2010-12-15 2015-05-13 カヤバ工業株式会社 ピストン体
KR101374875B1 (ko) * 2011-12-30 2014-03-18 주식회사 만도 쇽업소버의 피스톤 어셈블리
JP2013190011A (ja) * 2012-03-13 2013-09-26 Kyb Co Ltd 緩衝装置
JP5833957B2 (ja) * 2012-03-14 2015-12-16 Ｋｙｂ株式会社 緩衝器のバルブ構造
KR101364454B1 (ko) * 2012-07-26 2014-02-19 주식회사 만도 쇽업소버의 피스톤 어셈블리
KR101457662B1 (ko) * 2013-03-15 2014-11-07 주식회사 만도 쇽업소버의 피스톤 어셈블리
JP6351336B2 (ja) * 2014-03-31 2018-07-04 日立オートモティブシステムズ株式会社 緩衝器
JP6408818B2 (ja) * 2014-07-23 2018-10-17 Ｋｙｂ株式会社 ピストンの製造方法
WO2017047623A1 (ja) * 2015-09-14 2017-03-23 日立オートモティブシステムズ株式会社 緩衝器
CN107061592B (zh) * 2016-12-20 2018-12-04 慈溪市轻飞特操纵索有限公司 气弹簧
CN108266483B (zh) * 2017-12-13 2020-03-20 深圳市罗伯医疗科技有限公司 一种变阻尼液压缸
IL266688B2 (en) * 2019-05-16 2024-03-01 Evco Pro 2018 Ltd An automotive hydraulic shock absorber
CN115398120A (zh) 2020-03-27 2022-11-25 DRiV汽车公司 阻尼器组件
JP7506634B2 (ja) * 2021-03-31 2024-06-26 カヤバ株式会社 緩衝器
JP2023034527A (ja) * 2021-08-31 2023-03-13 本田技研工業株式会社 油圧式ダンパ
US12145412B2 (en) * 2021-09-01 2024-11-19 DRiV Automotive Inc. Damper with volume reducing insert sleeve

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU3241589A (en) * 1988-04-04 1989-10-05 Atsugi Motor Parts Company, Limited Shock absorber
JP2000055103A (ja) * 1998-08-06 2000-02-22 Yamaha Motor Co Ltd 油圧緩衝器
JP2004257507A (ja) * 2003-02-27 2004-09-16 Tokico Ltd 油圧緩衝器
CN1707134A (zh) * 2004-06-07 2005-12-14 株式会社日立制作所 液压缓冲器
CN1721729A (zh) * 2004-05-25 2006-01-18 日产自动车株式会社 液压缓冲器

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DE4110023A1 (de) * 1991-03-27 1992-10-01 Ringsdorff Werke Gmbh Stossdaempferkolben aus ungleichen, gefuegten teilen
JPS4821378B1 (enExample) 1968-08-23 1973-06-28
JPS6085661U (ja) * 1983-11-14 1985-06-13 株式会社昭和製作所 分割型ピストン
JP2839252B2 (ja) * 1987-11-19 1998-12-16 株式会社ユニシアジェックス 液圧緩衝器
JPH02275128A (ja) * 1989-04-17 1990-11-09 Atsugi Unisia Corp 液圧緩衝器の減衰力可変システム
DE9202474U1 (de) * 1992-02-26 1992-04-16 Ringsdorff-Werke GmbH, 5300 Bonn Mehrteiliger Stoßdämpferkolben mit Fügeelementen
JP3383865B2 (ja) 1994-07-20 2003-03-10 トキコ株式会社 油圧緩衝器
JPH08261268A (ja) * 1995-03-24 1996-10-08 Tokico Ltd 油圧緩衝器
FR2738317B1 (fr) * 1995-08-31 1997-10-17 Soframca Piston a clapet flottant pour tube d'amortisseur hydraulique, notamment de type monotube
JPH10122289A (ja) * 1996-10-17 1998-05-12 Tochigi Fuji Ind Co Ltd 車両用ショックアブソーバのピストン
US5810130A (en) * 1997-03-14 1998-09-22 General Motors Corporation Suspension damper with rebound cut-off
JP2000179607A (ja) * 1998-12-11 2000-06-27 Toyota Motor Corp 油圧緩衝器
DE19914557B4 (de) * 1999-03-31 2006-06-29 Zf Sachs Ag Kolben für einen Kolben-Zylinder-Aggregat
US6460664B1 (en) * 2000-05-22 2002-10-08 Tenneco Automotive Inc. Independently tunable variable bleed orifice
DE10058136C1 (de) 2000-11-22 2002-02-28 Mannesmann Sachs Ag Umschaltventil mit strömungsrichtungsabhängigem Querschnitt
US6991397B2 (en) * 2003-11-07 2006-01-31 Modular Systems, Inc. Dowel fastener and joints including same
JP4352390B2 (ja) 2003-12-25 2009-10-28 株式会社日立製作所 ピストン構造体
JP2006275216A (ja) * 2005-03-30 2006-10-12 Hitachi Ltd 油圧緩衝器のピストン構造
JP2007198515A (ja) * 2006-01-27 2007-08-09 Kayaba Ind Co Ltd ピストン
JP4821378B2 (ja) 2006-03-08 2011-11-24 富士ゼロックス株式会社 画像処理制御装置、プログラム、方法
JP2008079590A (ja) 2006-09-25 2008-04-10 Nikkan Kagaku Kk インターネットを活用したアミューズメント農園とその統合システム
JP4710868B2 (ja) 2007-04-25 2011-06-29 トヨタ自動車株式会社 内燃機関の排気浄化装置
US8127901B1 (en) * 2007-06-15 2012-03-06 KV IP Holdings Ltd. Hydraulic damping device for drawer
JP2009274765A (ja) 2008-04-18 2009-11-26 Ichiro Nemoto 小さく折り畳める再利用できる飲料ボトル

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU3241589A (en) * 1988-04-04 1989-10-05 Atsugi Motor Parts Company, Limited Shock absorber
JP2000055103A (ja) * 1998-08-06 2000-02-22 Yamaha Motor Co Ltd 油圧緩衝器
JP2004257507A (ja) * 2003-02-27 2004-09-16 Tokico Ltd 油圧緩衝器
CN1721729A (zh) * 2004-05-25 2006-01-18 日产自动车株式会社 液压缓冲器
CN1707134A (zh) * 2004-06-07 2005-12-14 株式会社日立制作所 液压缓冲器

Also Published As

Publication number Publication date
CN101545516B (zh) 2013-06-26
KR20090102713A (ko) 2009-09-30
CN101545516A (zh) 2009-09-30
US8807301B2 (en) 2014-08-19
DE102009014907A1 (de) 2009-10-01
DE102009014907B4 (de) 2024-02-29
JP5290701B2 (ja) 2013-09-18
KR101559177B1 (ko) 2015-10-12
CN103277450A (zh) 2013-09-04
JP2009257571A (ja) 2009-11-05
US20090242341A1 (en) 2009-10-01

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