CN104956117B - 活塞和具有活塞的缓冲器 - Google Patents

活塞和具有活塞的缓冲器 Download PDF

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Publication number
CN104956117B
CN104956117B CN201480005095.4A CN201480005095A CN104956117B CN 104956117 B CN104956117 B CN 104956117B CN 201480005095 A CN201480005095 A CN 201480005095A CN 104956117 B CN104956117 B CN 104956117B
Authority
CN
China
Prior art keywords
piston
seat surface
leg
recess
ring
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.)
Expired - Fee Related
Application number
CN201480005095.4A
Other languages
English (en)
Chinese (zh)
Other versions
CN104956117A (zh
Inventor
福岛优
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.)
KYB Corp
Original Assignee
Kayaba Industry Co Ltd
KYB 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 Kayaba Industry Co Ltd, KYB Corp filed Critical Kayaba Industry Co Ltd
Publication of CN104956117A publication Critical patent/CN104956117A/zh
Application granted granted Critical
Publication of CN104956117B publication Critical patent/CN104956117B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F16F9/36—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
    • 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
    • F16F9/3482—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 the annular discs being incorporated within the valve or piston body
    • 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
    • F16F9/3214—Constructional features of pistons

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
  • Vehicle Body Suspensions (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
CN201480005095.4A 2013-02-06 2014-02-04 活塞和具有活塞的缓冲器 Expired - Fee Related CN104956117B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2013-020962 2013-02-06
JP2013020962A JP5746237B2 (ja) 2013-02-06 2013-02-06 ピストン及びピストンを備える緩衝器
PCT/JP2014/052553 WO2014123114A1 (ja) 2013-02-06 2014-02-04 ピストン及びピストンを備える緩衝器

Publications (2)

Publication Number Publication Date
CN104956117A CN104956117A (zh) 2015-09-30
CN104956117B true CN104956117B (zh) 2017-05-10

Family

ID=51299708

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480005095.4A Expired - Fee Related CN104956117B (zh) 2013-02-06 2014-02-04 活塞和具有活塞的缓冲器

Country Status (5)

Country Link
US (1) US9772000B2 (enExample)
JP (1) JP5746237B2 (enExample)
CN (1) CN104956117B (enExample)
DE (1) DE112014000706T5 (enExample)
WO (1) WO2014123114A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0759448B2 (ja) 1990-11-29 1995-06-28 サンドビック株式会社 物品仕分け装置
JP6594226B2 (ja) 2016-02-25 2019-10-23 株式会社ショーワ 圧力緩衝装置および流路形成部材
WO2021065729A1 (ja) * 2019-10-02 2021-04-08 日立Astemo株式会社 緩衝器
JP2022096013A (ja) * 2020-12-17 2022-06-29 Ｋｙｂ株式会社 液圧機器のシール装置および緩衝器

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997011289A1 (fr) * 1995-09-20 1997-03-27 Societe Française Des Amortisseurs De Carbon Piston a clapet pour tube d'amortisseur hydraulique

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3212411A (en) * 1964-02-14 1965-10-19 Duriron Co Fluid tight self-lubricating cylinder assembly
US3730305A (en) * 1971-04-16 1973-05-01 Ford Motor Co Shock absorber piston
JPH051709Y2 (enExample) * 1988-08-06 1993-01-18
US5325942A (en) * 1991-03-14 1994-07-05 Monroe Auto Equipment Company Tunable hydraulic valve for shock absorber
JPH08135713A (ja) 1994-11-14 1996-05-31 Toyota Motor Corp 液圧緩衝装置
JP2000257659A (ja) * 1999-03-10 2000-09-19 Showa Corp 油圧緩衝器用ピストン及びピストン油路成形方法
US6371264B1 (en) * 1999-06-09 2002-04-16 Denso Corporation Fulcrum blow off valve for use in a shock absorber
DE10318018B4 (de) * 2002-05-24 2015-06-11 Zf Friedrichshafen Ag Kolbendämpfventil
US6886670B2 (en) * 2003-09-29 2005-05-03 Tenneco Automotive Operating Company Inc. Extra support land for valve disc
DE102004050732A1 (de) * 2003-12-01 2005-06-23 Zf Friedrichshafen Ag Dämpfventileinrichtung mit progressiver Dämpfkraftkennlinie
DE102004058965B4 (de) * 2004-12-08 2010-07-08 Zf Friedrichshafen Ag Schwingungsdämpfer mit amplitudenselektiver Dämpfkraft
CN201507641U (zh) * 2009-09-23 2010-06-16 万向集团公司 一种活塞阀线上压槽的活塞
CN201858350U (zh) * 2010-08-31 2011-06-08 浙江万向系统有限公司 一种新型活塞和活塞环
JP5588497B2 (ja) 2012-11-16 2014-09-10 カヤバ工業株式会社 ピストンおよび緩衝器

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997011289A1 (fr) * 1995-09-20 1997-03-27 Societe Française Des Amortisseurs De Carbon Piston a clapet pour tube d'amortisseur hydraulique

Also Published As

Publication number Publication date
US20150345584A1 (en) 2015-12-03
WO2014123114A1 (ja) 2014-08-14
US9772000B2 (en) 2017-09-26
CN104956117A (zh) 2015-09-30
JP2014152812A (ja) 2014-08-25
JP5746237B2 (ja) 2015-07-08
DE112014000706T5 (de) 2015-10-22

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Legal Events

Date Code Title Description
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
CB02 Change of applicant information

Address after: Tokyo, Japan, Japan

Applicant after: KAYABA INDUSTRY CO LTD

Address before: Tokyo, Japan, Japan

Applicant before: Kayaba Industry Co., Ltd.

COR Change of bibliographic data
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170510

Termination date: 20200204