BR112012012091A2 - absorvedor de choque hidráulico - Google Patents

absorvedor de choque hidráulico

Info

Publication number
BR112012012091A2
BR112012012091A2 BR112012012091A BR112012012091A BR112012012091A2 BR 112012012091 A2 BR112012012091 A2 BR 112012012091A2 BR 112012012091 A BR112012012091 A BR 112012012091A BR 112012012091 A BR112012012091 A BR 112012012091A BR 112012012091 A2 BR112012012091 A2 BR 112012012091A2
Authority
BR
Brazil
Prior art keywords
shock absorber
hydraulic shock
base
compression side
flow paths
Prior art date
Application number
BR112012012091A
Other languages
English (en)
Other versions
BR112012012091B1 (pt
Inventor
Murakami Yosuke
Original Assignee
Showa Corp
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 Showa Corp filed Critical Showa Corp
Publication of BR112012012091A2 publication Critical patent/BR112012012091A2/pt
Publication of BR112012012091B1 publication Critical patent/BR112012012091B1/pt

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
    • F16F9/516—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 resulting in the damping effects during contraction being different from the damping effects during extension, i.e. responsive to the direction of movement
    • F16F9/5165—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 resulting in the damping effects during contraction being different from the damping effects during extension, i.e. responsive to the direction of movement by use of spherical valve elements or like free-moving bodies
    • 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
    • F16F9/06—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid
    • 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
    • F16F9/3207—Constructional features
    • F16F9/3235—Constructional features of cylinders
    • 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
    • F16F9/34—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)
  • Vehicle Body Suspensions (AREA)

Abstract

absorvedor de choque hidráulico a presente invenção se refere a um absorvedor de choque hidráulico 10, em que pelo menos um dentre um primeiro pistão de base 50 e um segundo pistão de base 60 é dotado de um trajeto de comunicação 44 que comunica uma parte intermediária entre uma válcula de amortecimento do lado de compressão 51 e uma válvula de retenção do lado de compressão 52 que são fornecidas nos respectivos trajetos de fluxo de lado de compressão 50a, 60b do primeiro e segundo pistões de base 50, 60 com um câmara de reservatório de óleos 32, e que comunica uma porção intermediária entre uma válvula de amortecimento do lado de extensão 62 que são fornecidas nos respectivos trajetos de fluxo de lado de extensão 60a, 50b do primeiro e segundo pistões de base 50 , 60 com a câmara de reservatório de óleo 32.
BR112012012091-3A 2010-06-21 2011-03-10 absorvedor de choque hidráulico BR112012012091B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2010140807 2010-06-21
JP2010-140807 2010-06-21
JP2010191240A JP5456618B2 (ja) 2010-06-21 2010-08-27 油圧緩衝器
JP2010-191240 2010-08-27
PCT/JP2011/055662 WO2011161990A1 (ja) 2010-06-21 2011-03-10 油圧緩衝器

Publications (2)

Publication Number Publication Date
BR112012012091A2 true BR112012012091A2 (pt) 2018-03-20
BR112012012091B1 BR112012012091B1 (pt) 2021-02-23

Family

ID=45371194

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012012091-3A BR112012012091B1 (pt) 2010-06-21 2011-03-10 absorvedor de choque hidráulico

Country Status (6)

Country Link
US (1) US9175741B2 (pt)
EP (1) EP2584215B1 (pt)
JP (1) JP5456618B2 (pt)
CN (1) CN102652231B (pt)
BR (1) BR112012012091B1 (pt)
WO (1) WO2011161990A1 (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012163187A (ja) * 2011-02-09 2012-08-30 Showa Corp 油圧緩衝装置および減衰力発生装置
JP5914103B2 (ja) * 2012-03-29 2016-05-11 株式会社ショーワ 油圧緩衝器
JP5863566B2 (ja) * 2012-05-23 2016-02-16 株式会社ショーワ 油圧緩衝器
JP5960034B2 (ja) * 2012-11-21 2016-08-02 株式会社ショーワ 圧力緩衝装置および懸架装置
JP5961130B2 (ja) * 2013-03-22 2016-08-02 Ｋｙｂ株式会社 緩衝装置
DE112013006893B4 (de) 2013-03-29 2023-07-27 Hitachi Astemo, Ltd. Druckdämpfungsvorrichtung
JP6246545B2 (ja) 2013-10-04 2017-12-13 株式会社ショーワ 懸架装置
CN103711829B (zh) * 2014-01-06 2016-01-20 浙江中兴减震器制造有限公司 三筒自适应式防倾减震器
KR101615256B1 (ko) 2014-07-16 2016-04-25 주식회사 만도 쇽업소버의 바디 밸브 어셈블리
JP6313693B2 (ja) * 2014-10-24 2018-04-18 Ｋｙｂ株式会社 液圧機器
KR102386300B1 (ko) * 2015-05-15 2022-04-14 주식회사 만도 차량용 내장형 가변 댐퍼의 바디 밸브 어셈블리
US20170211650A1 (en) * 2016-01-22 2017-07-27 Hitachi Automotive Systems, Ltd. Cylinder apparatus
RU178990U1 (ru) * 2016-09-15 2018-04-24 Общество С Ограниченной Ответственностью "Научно-Производственное Объединение "Ростар" Демпфирующее устройство транспортного средства
IT201800003215A1 (it) * 2018-03-02 2019-09-02 Sistemi Sospensioni Spa Ammortizzatore idraulico, particolarmente per sospensione di veicolo, con doppia valvola di compressione.
CN108825706B (zh) * 2018-07-09 2020-07-31 铜陵市兆林工贸有限责任公司 一种电动汽车用智能变阻尼减震器
US11781611B2 (en) * 2021-11-23 2023-10-10 DRiV Automotive Inc. Damper with compression damping force range increase

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5872744A (ja) * 1981-10-28 1983-04-30 Kayaba Ind Co Ltd 複筒型油圧緩衝器の減衰力調整装置
JPS58116841U (ja) * 1982-02-01 1983-08-09 カヤバ工業株式会社 複筒型油圧緩衝器の減衰力調整装置
JPH01172648A (ja) * 1987-12-28 1989-07-07 Toyota Motor Corp ショックアブソーバ
US5246092A (en) * 1990-01-20 1993-09-21 Atsugi Unisia Corporation Vehicle hydraulic shock absorber having low friction seal
JP3895425B2 (ja) * 1997-03-21 2007-03-22 カヤバ工業株式会社 油圧緩衝器
JP3995937B2 (ja) * 2002-01-10 2007-10-24 株式会社ショーワ 油圧緩衝器
DE10234355A1 (de) * 2002-07-27 2004-02-05 Stabilus Gmbh Kolben-Zylinder-Einheit
JP2007177877A (ja) 2005-12-27 2007-07-12 Showa Corp 油圧緩衝器
JP2008082491A (ja) * 2006-09-28 2008-04-10 Kayaba Ind Co Ltd 緩衝器のバルブ構造
JP4902497B2 (ja) * 2007-10-30 2012-03-21 株式会社ショーワ 油圧緩衝器
JP5116451B2 (ja) * 2007-11-30 2013-01-09 株式会社ショーワ 油圧緩衝器
JP2009243530A (ja) * 2008-03-28 2009-10-22 Hitachi Ltd 流体圧緩衝器
JP2010101422A (ja) * 2008-10-23 2010-05-06 Aisin Seiki Co Ltd ショックアブソーバ
JP5426431B2 (ja) * 2009-06-30 2014-02-26 株式会社ショーワ 油圧緩衝器
JP5415992B2 (ja) * 2010-02-25 2014-02-12 株式会社ショーワ 油圧緩衝器
JP5748266B2 (ja) * 2011-03-30 2015-07-15 株式会社ショーワ 油圧緩衝器

Also Published As

Publication number Publication date
US9175741B2 (en) 2015-11-03
BR112012012091B1 (pt) 2021-02-23
CN102652231B (zh) 2014-11-12
US20130081912A1 (en) 2013-04-04
JP5456618B2 (ja) 2014-04-02
EP2584215A4 (en) 2015-05-06
JP2012026564A (ja) 2012-02-09
CN102652231A (zh) 2012-08-29
EP2584215A1 (en) 2013-04-24
WO2011161990A1 (ja) 2011-12-29
EP2584215B1 (en) 2018-02-21

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 10/03/2011, OBSERVADAS AS CONDICOES LEGAIS.

B25A Requested transfer of rights approved

Owner name: HITACHI ASTEMO, LTD. (JP)