DE102009026591B4 - Stoßdämpfer - Google Patents

Stoßdämpfer Download PDF

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Publication number
DE102009026591B4
DE102009026591B4 DE102009026591.0A DE102009026591A DE102009026591B4 DE 102009026591 B4 DE102009026591 B4 DE 102009026591B4 DE 102009026591 A DE102009026591 A DE 102009026591A DE 102009026591 B4 DE102009026591 B4 DE 102009026591B4
Authority
DE
Germany
Prior art keywords
valve
main
seat portion
piston
main seat
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
DE102009026591.0A
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German (de)
English (en)
Other versions
DE102009026591A1 (de
Inventor
Masahiro Ashiba
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 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 Ltd filed Critical Hitachi Ltd
Publication of DE102009026591A1 publication Critical patent/DE102009026591A1/de
Application granted granted Critical
Publication of DE102009026591B4 publication Critical patent/DE102009026591B4/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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)
DE102009026591.0A 2008-05-30 2009-05-29 Stoßdämpfer Active DE102009026591B4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008-142867 2008-05-30
JP2008142867A JP5115814B2 (ja) 2008-05-30 2008-05-30 緩衝器

Publications (2)

Publication Number Publication Date
DE102009026591A1 DE102009026591A1 (de) 2009-12-03
DE102009026591B4 true DE102009026591B4 (de) 2021-04-01

Family

ID=41254235

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102009026591.0A Active DE102009026591B4 (de) 2008-05-30 2009-05-29 Stoßdämpfer

Country Status (4)

Country Link
US (1) US8157065B2 (enExample)
JP (1) JP5115814B2 (enExample)
CN (1) CN101592209B (enExample)
DE (1) DE102009026591B4 (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8511448B2 (en) 2010-02-01 2013-08-20 Trek Bicycle Corp. Bicycle air shock assemblies with tunable suspension performance
JP5550975B2 (ja) * 2010-04-21 2014-07-16 不二ラテックス株式会社 ショックアブソーバ用ピストン
JP5550980B2 (ja) * 2010-04-28 2014-07-16 不二ラテックス株式会社 単筒式ショックアブソーバ
DE102010050868B4 (de) * 2010-11-09 2013-09-26 Gkn Sinter Metals Holding Gmbh Herstellung mehrteiliger, gefügter Ventilbauteile in hydraulischen Anwendungen mit Fügedichtprofilen
US9169890B2 (en) * 2011-07-21 2015-10-27 Tenneco Automotive Operating Company Inc. Low noise valve assembly
KR101288613B1 (ko) * 2011-08-11 2013-07-22 주식회사 만도 쇽업소버의 피스톤 어셈블리
KR101374875B1 (ko) * 2011-12-30 2014-03-18 주식회사 만도 쇽업소버의 피스톤 어셈블리
JP5785510B2 (ja) * 2012-03-14 2015-09-30 カヤバ工業株式会社 緩衝器のバルブ構造
JP6014444B2 (ja) * 2012-09-28 2016-10-25 日立オートモティブシステムズ株式会社 緩衝器
JP6071646B2 (ja) * 2012-11-30 2017-02-01 日立オートモティブシステムズ株式会社 緩衝器
JP5783646B2 (ja) * 2013-11-08 2015-09-24 カヤバ工業株式会社 バルブ
DE102014201481B4 (de) * 2014-01-28 2022-03-10 Zf Friedrichshafen Ag Schwingungsdämpfer, sowie Kolbenventil für einen Schwingungsdämpfer
JP6567267B2 (ja) * 2014-10-31 2019-08-28 千博産業株式会社 構造物の制振装置
US9587703B2 (en) 2014-05-20 2017-03-07 Tenneco Automotive Operating Company Inc. Variable radius spring disc for vehicle shock absorber
JP6487804B2 (ja) * 2015-08-07 2019-03-20 Ｋｙｂ株式会社 緩衝器のバルブ構造
JP2017198276A (ja) * 2016-04-27 2017-11-02 Ｋｙｂ株式会社 減衰力調整バルブ及び緩衝器
DE102016210790A1 (de) * 2016-06-16 2017-12-21 Zf Friedrichshafen Ag Dämpfventileinrichtung mit progressiver Dämpfkraftkennlinie
US10239376B2 (en) * 2016-09-22 2019-03-26 Beijingwest Industries Co., Ltd. Hydraulic damper with an x-flow piston assembly
JP6921201B2 (ja) * 2017-08-09 2021-08-18 日立Astemo株式会社 緩衝器
ES2772349B2 (es) * 2019-01-04 2022-03-21 Kyb Europe Gmbh Sucursal En Navarra Amortiguador con regulacion de carga hidraulica en funcion de la velocidad y de la frecuencia simultaneamente
JP7492390B2 (ja) * 2020-07-06 2024-05-29 カヤバ株式会社 緩衝器
US12416343B2 (en) * 2022-09-28 2025-09-16 Hitachi Astemo, Ltd. Shock absorber and manufacturing method of shock absorber

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02195039A (ja) * 1988-10-25 1990-08-01 Tokico Ltd 油圧緩衝器
DE4005657A1 (de) * 1989-02-22 1990-09-13 Atsugi Unisia Corp Stossdaempfer mit variabler daempfungskraft und variabler drosseloeffnung zur einstellung der daempfungscharakteristika
DE4110023A1 (de) * 1991-03-27 1992-10-01 Ringsdorff Werke Gmbh Stossdaempferkolben aus ungleichen, gefuegten teilen

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55157141U (enExample) * 1979-04-27 1980-11-12
JP3009151B2 (ja) * 1988-04-04 2000-02-14 株式会社ユニシアジェックス 液圧緩衝器
JPH02113142A (ja) * 1988-10-20 1990-04-25 Tokico Ltd 油圧緩衝器
US5226512A (en) * 1989-02-22 1993-07-13 Atsugi Unisia Corporation Variable damping force shock absorber with variable orifice for adjusting damping characteristics
US6644445B2 (en) * 2001-11-19 2003-11-11 Tenneco Automotive Operating Company Inc. Floating port blocker
JP2008142867A (ja) 2006-12-12 2008-06-26 Aisin Aw Co Ltd プラネタリギヤの組付装置及び組付方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02195039A (ja) * 1988-10-25 1990-08-01 Tokico Ltd 油圧緩衝器
DE4005657A1 (de) * 1989-02-22 1990-09-13 Atsugi Unisia Corp Stossdaempfer mit variabler daempfungskraft und variabler drosseloeffnung zur einstellung der daempfungscharakteristika
DE4110023A1 (de) * 1991-03-27 1992-10-01 Ringsdorff Werke Gmbh Stossdaempferkolben aus ungleichen, gefuegten teilen

Also Published As

Publication number Publication date
US20090294232A1 (en) 2009-12-03
DE102009026591A1 (de) 2009-12-03
JP2009287731A (ja) 2009-12-10
CN101592209A (zh) 2009-12-02
JP5115814B2 (ja) 2013-01-09
US8157065B2 (en) 2012-04-17
CN101592209B (zh) 2013-05-15

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R016 Response to examination communication
R016 Response to examination communication
R018 Grant decision by examination section/examining division
R081 Change of applicant/patentee

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

Free format text: FORMER OWNER: HITACHI, LTD., TOKYO, JP

R020 Patent grant now final