DE102011004962A8 - Stoßdämpfer - Google Patents

Stoßdämpfer Download PDF

Info

Publication number
DE102011004962A8
DE102011004962A8 DE102011004962A DE102011004962A DE102011004962A8 DE 102011004962 A8 DE102011004962 A8 DE 102011004962A8 DE 102011004962 A DE102011004962 A DE 102011004962A DE 102011004962 A DE102011004962 A DE 102011004962A DE 102011004962 A8 DE102011004962 A8 DE 102011004962A8
Authority
DE
Germany
Prior art keywords
shock absorber
absorber
shock
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
DE102011004962A
Other languages
English (en)
Other versions
DE102011004962A1 (de
Inventor
Atsushi Maeda
Masaru Kouyama
Fumiyuki Yamaoka
Mikio Yamashita
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 Astemo Ltd
Original Assignee
Hitachi Automotive Systems 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 Automotive Systems Ltd filed Critical Hitachi Automotive Systems Ltd
Publication of DE102011004962A1 publication Critical patent/DE102011004962A1/de
Publication of DE102011004962A8 publication Critical patent/DE102011004962A8/de
Pending legal-status Critical Current

Links

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
    • F16F9/5126—Piston, or piston-like valve elements
    • 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
    • F16F9/36—Special sealings, including sealings or guides for piston-rods
    • F16F9/368—Sealings in pistons
    • 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
    • F16F2224/00—Materials; Material properties
    • F16F2224/04—Fluids
    • 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
    • F16F2230/00—Purpose; Design features
    • F16F2230/36—Holes, slots or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Damping Devices (AREA)
DE102011004962A 2010-03-03 2011-03-02 Stoßdämpfer Pending DE102011004962A1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2010-047055 2010-03-03
JP2010047055 2010-03-03
JP2010292388A JP5758119B2 (ja) 2010-03-03 2010-12-28 緩衝器
JP2010-292388 2010-12-28

Publications (2)

Publication Number Publication Date
DE102011004962A1 DE102011004962A1 (de) 2011-12-29
DE102011004962A8 true DE102011004962A8 (de) 2012-03-22

Family

ID=44530345

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102011004962A Pending DE102011004962A1 (de) 2010-03-03 2011-03-02 Stoßdämpfer

Country Status (5)

Country Link
US (1) US8590680B2 (de)
JP (1) JP5758119B2 (de)
KR (1) KR101800891B1 (de)
CN (1) CN102192267B (de)
DE (1) DE102011004962A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8746423B2 (en) 2010-03-02 2014-06-10 Hitachi Automotive Systems, Ltd. Shock absorber
EP2444688A1 (de) * 2010-10-22 2012-04-25 Öhlins Racing Ab Ventilanordnung
KR101254287B1 (ko) 2011-06-09 2013-04-12 주식회사 만도 가변유로를 갖는 쇽업소버의 밸브 구조
JP5894874B2 (ja) * 2012-06-29 2016-03-30 日立オートモティブシステムズ株式会社 緩衝器
KR101594211B1 (ko) * 2012-08-14 2016-02-15 주식회사 만도 쇽 업소버의 밸브 조립체
JP5876806B2 (ja) * 2012-09-27 2016-03-02 Ｋｙｂ株式会社 緩衝器
JP5936128B2 (ja) * 2012-12-26 2016-06-15 Ｋｙｂ株式会社 緩衝器
US9103402B2 (en) * 2013-02-21 2015-08-11 Mando Corporation Shock absorber
US9062734B2 (en) * 2013-02-25 2015-06-23 Hitachi Automotive Systems, Ltd. Shock absorber and vehicle using the same
WO2014148599A1 (ja) * 2013-03-22 2014-09-25 カヤバ工業株式会社 緩衝装置
WO2015080056A1 (ja) * 2013-11-29 2015-06-04 日立オートモティブシステムズ株式会社 緩衝器
JP6188598B2 (ja) * 2014-01-31 2017-08-30 日立オートモティブシステムズ株式会社 シリンダ装置
JP6351443B2 (ja) * 2014-08-29 2018-07-04 日立オートモティブシステムズ株式会社 緩衝器
CN106795898B (zh) * 2014-10-07 2018-06-29 藤仓橡胶工业株式会社 多级活塞式致动器
JP6391512B2 (ja) * 2015-03-25 2018-09-19 株式会社ショーワ 圧力緩衝装置
CN105065534A (zh) * 2015-07-20 2015-11-18 常州大学 双杆变缸体有源双控变阻尼磁流变阻尼器
DE102015220707B4 (de) * 2015-10-23 2022-06-02 Zf Friedrichshafen Ag Steueranordnung für eine frequenzabhängige Dämpfventileinrichtung eines Schwingungsdämpfers, sowie Verfahren zur plastischen Verformung des Topfbodens der Steueranordnung.
WO2018123735A1 (ja) * 2016-12-26 2018-07-05 日立オートモティブシステムズ株式会社 緩衝器
WO2018135461A1 (ja) * 2017-01-18 2018-07-26 日立オートモティブシステムズ株式会社 緩衝器
KR102232127B1 (ko) * 2017-03-10 2021-03-25 히다치 아스테모 가부시키가이샤 완충기
JP2018162880A (ja) * 2017-03-28 2018-10-18 Ｋｙｂ株式会社 緩衝器
KR102462159B1 (ko) * 2017-07-26 2022-11-01 히다치 아스테모 가부시키가이샤 완충기 및 그 제조 방법
WO2024009629A1 (ja) * 2022-07-08 2024-01-11 日立Astemo株式会社 減衰力発生機構

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5129488A (en) * 1989-11-16 1992-07-14 Atsugi Unisia Corporation Vibration mode responsive variable damping force shock absorber with feature of automatic selection of damping mode depending upon vibration mode of vehicular body
US5261448A (en) * 1989-11-16 1993-11-16 Atsugi Unisia Corp. Vibration mode responsive variable damping force shock absorber with feature of automatic selection of damping mode depending upon vibration mode of vehicular body
GB2250080B (en) * 1990-10-19 1994-08-17 Tokico Ltd Hydraulic shock absorber
JPH06147252A (ja) * 1992-09-18 1994-05-27 Tokico Ltd 油圧緩衝器
JP3242214B2 (ja) 1993-07-05 2001-12-25 東芝キヤリア株式会社 冷媒加熱式空気調和機
US6220409B1 (en) * 1999-05-06 2001-04-24 Tenneco Automotive Inc. Stroke dependent bypass
DE10300107B3 (de) * 2003-01-07 2004-05-13 Thyssenkrupp Bilstein Gmbh Einrichtung für hydraulische Schwingungsdämpfer
CN100526674C (zh) * 2004-05-25 2009-08-12 日产自动车株式会社 液压缓冲器
JP4523485B2 (ja) * 2004-05-25 2010-08-11 日立オートモティブシステムズ株式会社 油圧緩衝器
US7216747B2 (en) * 2004-10-14 2007-05-15 Tenneco Automotive Operating Company Inc. Amplitude controlled orifice valving
JP4726049B2 (ja) * 2005-06-06 2011-07-20 カヤバ工業株式会社 緩衝装置
DE102005055801B3 (de) * 2005-11-21 2007-02-15 Thyssenkrupp Bilstein Suspension Gmbh Schwingungsdämpfer mit amplitudenselektiver Dämpfungseinrichtung
JP2008089037A (ja) * 2006-09-29 2008-04-17 Hitachi Ltd 減衰力調整式油圧緩衝器
JP5034074B2 (ja) * 2007-03-30 2012-09-26 日立オートモティブシステムズ株式会社 減衰力調整式流体圧緩衝器
KR100894799B1 (ko) * 2007-12-05 2009-04-22 주식회사 만도 쇽업소버
KR100909943B1 (ko) * 2008-07-16 2009-07-29 주식회사 만도 변위 가변형 쇽업소버
US8746423B2 (en) * 2010-03-02 2014-06-10 Hitachi Automotive Systems, Ltd. Shock absorber
KR101254287B1 (ko) * 2011-06-09 2013-04-12 주식회사 만도 가변유로를 갖는 쇽업소버의 밸브 구조

Also Published As

Publication number Publication date
JP2011202801A (ja) 2011-10-13
CN102192267A (zh) 2011-09-21
DE102011004962A1 (de) 2011-12-29
CN102192267B (zh) 2015-01-14
US8590680B2 (en) 2013-11-26
KR101800891B1 (ko) 2017-11-23
US20110214955A1 (en) 2011-09-08
KR20110100164A (ko) 2011-09-09
JP5758119B2 (ja) 2015-08-05

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Legal Events

Date Code Title Description
R012 Request for examination validly filed
R016 Response to examination communication
R081 Change of applicant/patentee

Owner name: HITACHI ASTEMO, LTD., HITACHINAKA-SHI, JP

Free format text: FORMER OWNER: HITACHI AUTOMOTIVE SYSTEMS, LTD., HITACHINAKA-SHI, IBARAKI-KEN, JP

R016 Response to examination communication