KR20130024872A - 완충기 - Google Patents

완충기 Download PDF

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Publication number
KR20130024872A
KR20130024872A KR1020120096674A KR20120096674A KR20130024872A KR 20130024872 A KR20130024872 A KR 20130024872A KR 1020120096674 A KR1020120096674 A KR 1020120096674A KR 20120096674 A KR20120096674 A KR 20120096674A KR 20130024872 A KR20130024872 A KR 20130024872A
Authority
KR
South Korea
Prior art keywords
free piston
piston
housing
passage
rod
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.)
Ceased
Application number
KR1020120096674A
Other languages
English (en)
Korean (ko)
Inventor
미키오 야마시타
Original Assignee
히다치 오토모티브 시스템즈 가부시키가이샤
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 히다치 오토모티브 시스템즈 가부시키가이샤 filed Critical 히다치 오토모티브 시스템즈 가부시키가이샤
Publication of KR20130024872A publication Critical patent/KR20130024872A/ko
Ceased legal-status Critical Current

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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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Damping Devices (AREA)
KR1020120096674A 2011-08-31 2012-08-31 완충기 Ceased KR20130024872A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP-P-2011-189781 2011-08-31
JP2011189781A JP5758235B2 (ja) 2011-08-31 2011-08-31 緩衝器

Publications (1)

Publication Number Publication Date
KR20130024872A true KR20130024872A (ko) 2013-03-08

Family

ID=47665497

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020120096674A Ceased KR20130024872A (ko) 2011-08-31 2012-08-31 완충기

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
JP5758235B2 (ja) 2015-08-05
JP2013050198A (ja) 2013-03-14
US20130048451A1 (en) 2013-02-28
CN102996698A (zh) 2013-03-27
CN102996698B (zh) 2016-06-08

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PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 20120831

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PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20170616

Comment text: Request for Examination of Application

Patent event code: PA02011R01I

Patent event date: 20120831

Comment text: Patent Application

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Comment text: Notification of reason for refusal

Patent event date: 20181101

Patent event code: PE09021S01D

E601 Decision to refuse application
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Comment text: Decision to Refuse Application

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Patent event code: PE06011S01I