JP5758235B2 - 緩衝器 - Google Patents

緩衝器 Download PDF

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Publication number
JP5758235B2
JP5758235B2 JP2011189781A JP2011189781A JP5758235B2 JP 5758235 B2 JP5758235 B2 JP 5758235B2 JP 2011189781 A JP2011189781 A JP 2011189781A JP 2011189781 A JP2011189781 A JP 2011189781A JP 5758235 B2 JP5758235 B2 JP 5758235B2
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JP
Japan
Prior art keywords
piston
free piston
housing
rod
surface portion
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
JP2011189781A
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English (en)
Japanese (ja)
Other versions
JP2013050198A5 (enExample
JP2013050198A (ja
Inventor
幹郎 山下
幹郎 山下
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
Priority to JP2011189781A priority Critical patent/JP5758235B2/ja
Priority to CZ20120585A priority patent/CZ2012585A3/cs
Priority to US13/599,361 priority patent/US8833532B2/en
Priority to DE102012215490A priority patent/DE102012215490A1/de
Priority to KR1020120096674A priority patent/KR20130024872A/ko
Priority to CN201210466080.0A priority patent/CN102996698B/zh
Publication of JP2013050198A publication Critical patent/JP2013050198A/ja
Publication of JP2013050198A5 publication Critical patent/JP2013050198A5/ja
Application granted granted Critical
Publication of JP5758235B2 publication Critical patent/JP5758235B2/ja
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
    • F16F9/50—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
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Damping Devices (AREA)
JP2011189781A 2011-08-31 2011-08-31 緩衝器 Active JP5758235B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2011189781A JP5758235B2 (ja) 2011-08-31 2011-08-31 緩衝器
CZ20120585A CZ2012585A3 (cs) 2011-08-31 2012-08-29 Tlumic nárazu
US13/599,361 US8833532B2 (en) 2011-08-31 2012-08-30 Shock absorber
KR1020120096674A KR20130024872A (ko) 2011-08-31 2012-08-31 완충기
DE102012215490A DE102012215490A1 (de) 2011-08-31 2012-08-31 Stoßdämpfer
CN201210466080.0A CN102996698B (zh) 2011-08-31 2012-08-31 缓冲器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011189781A JP5758235B2 (ja) 2011-08-31 2011-08-31 緩衝器

Publications (3)

Publication Number Publication Date
JP2013050198A JP2013050198A (ja) 2013-03-14
JP2013050198A5 JP2013050198A5 (enExample) 2014-10-09
JP5758235B2 true JP5758235B2 (ja) 2015-08-05

Family

ID=47665497

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011189781A Active JP5758235B2 (ja) 2011-08-31 2011-08-31 緩衝器

Country Status (6)

Country Link
US (1) US8833532B2 (enExample)
JP (1) JP5758235B2 (enExample)
KR (1) KR20130024872A (enExample)
CN (1) CN102996698B (enExample)
CZ (1) CZ2012585A3 (enExample)
DE (1) DE102012215490A1 (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5783771B2 (ja) * 2011-03-31 2015-09-24 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
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
US9239092B2 (en) * 2013-08-26 2016-01-19 Tenneco Automotive Operating Company Inc. Shock absorber with frequency dependent passive valve
US9638280B2 (en) 2013-08-26 2017-05-02 Tenneco Automotive Operating Company Inc. Shock absorber with frequency dependent passive valve
JP6329760B2 (ja) * 2013-12-16 2018-05-23 Ｋｙｂ株式会社 ショックアブソーバ及びショックアブソーバの製造方法
WO2017038577A1 (ja) * 2015-08-31 2017-03-09 日立オートモティブシステムズ株式会社 シリンダ装置
DE102017207605A1 (de) * 2017-05-05 2018-11-08 Zf Friedrichshafen Ag Dämpfventil für einen Schwingungsdämpfer
US10570983B2 (en) 2018-03-23 2020-02-25 Tenneco Automotive Operating Company Inc. Damper with floating piston bleed channel
US10663027B2 (en) * 2018-03-23 2020-05-26 Tenneco Automotive Operating Company Inc. Damper with valve preload limiter
US10518601B2 (en) 2018-04-30 2019-12-31 Tenneco Automotive Operating Company Inc. Damper with internal hydraulic stop
US10995815B2 (en) 2018-09-28 2021-05-04 Tenneco Automotive Operating Company Inc. Damper with flexible floating disc
DE102019202431B3 (de) 2019-02-22 2020-06-25 Zf Friedrichshafen Ag Frequenzabhängige Dämpfventileinrichtung
JP7084888B2 (ja) * 2019-03-04 2022-06-15 Ｋｙｂ株式会社 緩衝器
CN110173535B (zh) * 2019-06-10 2024-04-05 伯科姆汽车零部件系统(苏州)有限公司 一种频率自感应阻尼调节减振器复原阀总成
KR102560282B1 (ko) * 2019-06-26 2023-07-26 히다치 아스테모 가부시키가이샤 완충기
US11904650B2 (en) 2021-08-25 2024-02-20 DRiV Automotive Inc. Shock absorber
US11806847B2 (en) 2021-09-01 2023-11-07 DRiV Automotive Inc. Torque application apparatus
US12270451B2 (en) 2022-06-30 2025-04-08 DRiV Automotive Inc. Pressure relief poppet valves for suspension dampers
CN115872284B (zh) * 2022-11-21 2024-03-12 无锡市协兴港口机械有限公司 四连杆门座式起重机的安装方法
DE102023135675A1 (de) * 2023-12-18 2025-06-18 Betterguards Technology Gmbh Verfahren zum Befüllen eines Adaptors

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPH0719642U (ja) 1993-09-09 1995-04-07 株式会社ユニシアジェックス 車両用緩衝装置
US6220409B1 (en) * 1999-05-06 2001-04-24 Tenneco Automotive Inc. Stroke dependent bypass
US20030098210A1 (en) * 2001-11-26 2003-05-29 Delphi Technologies Inc. Valve spool for suspension damper
US6918473B2 (en) * 2003-09-17 2005-07-19 Tenneco Automotive Operating Company Inc. Stroke dependent bypass
JP4840557B2 (ja) * 2005-04-12 2011-12-21 日立オートモティブシステムズ株式会社 減衰力調整式油圧緩衝器
JP4726049B2 (ja) * 2005-06-06 2011-07-20 カヤバ工業株式会社 緩衝装置
KR100894799B1 (ko) * 2007-12-05 2009-04-22 주식회사 만도 쇽업소버

Also Published As

Publication number Publication date
US8833532B2 (en) 2014-09-16
DE102012215490A1 (de) 2013-02-28
CZ2012585A3 (cs) 2013-03-13
JP2013050198A (ja) 2013-03-14
KR20130024872A (ko) 2013-03-08
US20130048451A1 (en) 2013-02-28
CN102996698A (zh) 2013-03-27
CN102996698B (zh) 2016-06-08

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