JPH0225746U - - Google Patents

Info

Publication number
JPH0225746U
JPH0225746U JP1988103983U JP10398388U JPH0225746U JP H0225746 U JPH0225746 U JP H0225746U JP 1988103983 U JP1988103983 U JP 1988103983U JP 10398388 U JP10398388 U JP 10398388U JP H0225746 U JPH0225746 U JP H0225746U
Authority
JP
Japan
Prior art keywords
cylinder
seal
rod
pressure
annular groove
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.)
Pending
Application number
JP1988103983U
Other languages
English (en)
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 filed Critical
Priority to JP1988103983U priority Critical patent/JPH0225746U/ja
Priority to US07/386,567 priority patent/US4995485A/en
Priority to EP89114167A priority patent/EP0353703B1/en
Priority to DE8989114167T priority patent/DE68904497T2/de
Publication of JPH0225746U publication Critical patent/JPH0225746U/ja
Pending legal-status Critical Current

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
    • F16F9/365—Special sealings, including sealings or guides for piston-rods the sealing arrangement having a pressurised chamber separated from the damping medium
    • 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
    • F16F9/08—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid where gas is in a chamber with a flexible wall
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
    • F16J15/3208—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip provided with tension elements, e.g. elastic rings
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/46—Sealings with packing ring expanded or pressed into place by fluid pressure, e.g. inflatable packings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Architecture (AREA)
  • Fluid Mechanics (AREA)
  • Sealing Devices (AREA)
  • Vehicle Body Suspensions (AREA)
  • Fluid-Damping Devices (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例を示す懸架装置の縦
断面図、第２図は第１図中のシールリングの断面
と圧力の関係を示す図、第３図は第２図中の―
線に沿う断面と圧力との関係を示す図、第４図
は第１図中の低圧用シール材の断面図、第５図と
第６図はそれぞれシールリングの変形例を示すそ
れぞれ断面図、第７図はシールリングの摺接幅と
摺動抵抗の関係を示す図、第８図はシールリング
の肉厚と摺動抵抗の関係を示す図、第９図ないし
第１１図はそれぞれ従来のシール構造を示す断面
図である。 １…気液圧式懸架装置、２…シリンダ、３…ロ
ツド、１１…気室、１２ａ，１２ｂ…液室、１７
…シール手段、４１…高圧シール部、４２…低圧
シール部、４４…シールリング、４５…Ｏリング
、４６…シールハウジング部、４７…環状溝、５
０…切欠き部、５５…低圧用シール材、７０…ド
レン回収用流通部。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 内部に作動液が満たされる液室を備えたシ
    リンダと、このシリンダの軸方向に移動自在に挿
    入され一端側が上記シリンダ内に位置し他端側が
    シリンダ外に位置するロツドと、上記ロツドが挿
    通するシリンダの開口端付近に設けられてシリン
    ダの内部と外部をシールするシール手段とを備え
    た車両用懸架装置のシール構造において、 上記シール手段は、上記シリンダの開口端付近
    の内周側に形成された周方向に沿う環状溝と、こ
    の環状溝に収容され内周面高圧側に周方向に連続
    する切欠き部を有し内周面低圧側がロツドの周面
    と接するようにした断面Ｌ状のシールリングと、
    上記環状溝内における上記シールリングの外周側
    に密接させられることによりシールリングを上記
    ロツドに押圧するとともに上記環状溝の溝壁とシ
    ールリングとの間をシールするＯリングとを備え
    て構成されることを特徴とする車両用懸架装置の
    シール構造。 (2) 上記環状溝とシールリングとＯリングとか
    らなる高圧シール部よりも低圧側に、上記ロツド
    の周面に密接する低圧用シール材を備えた低圧シ
    ール部を設けるとともに、これら高圧シール部と
    低圧シール部との間をドレン回収用流通部を介し
    て液圧ユニツトのタンクに連通させた請求項１記
    載の車両用懸架装置のシール構造。
JP1988103983U 1988-08-05 1988-08-05 Pending JPH0225746U (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1988103983U JPH0225746U (ja) 1988-08-05 1988-08-05
US07/386,567 US4995485A (en) 1988-08-05 1989-07-27 Sealing structure of an accumulator
EP89114167A EP0353703B1 (en) 1988-08-05 1989-08-01 Sealing structure of an accumulator
DE8989114167T DE68904497T2 (de) 1988-08-05 1989-08-01 Dichtungsstruktur fuer einen akkumulator.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988103983U JPH0225746U (ja) 1988-08-05 1988-08-05

Publications (1)

Publication Number Publication Date
JPH0225746U true JPH0225746U (ja) 1990-02-20

Family

ID=14368549

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988103983U Pending JPH0225746U (ja) 1988-08-05 1988-08-05

Country Status (4)

Country Link
US (1) US4995485A (ja)
EP (1) EP0353703B1 (ja)
JP (1) JPH0225746U (ja)
DE (1) DE68904497T2 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0538431U (ja) * 1991-10-23 1993-05-25 カヤバ工業株式会社 シリンダ装置の軸封構造
JP2005155739A (ja) * 2003-11-25 2005-06-16 Kayaba Ind Co Ltd シール
JP2010223349A (ja) * 2009-03-24 2010-10-07 Kayaba Ind Co Ltd 緩衝装置

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5107970A (en) * 1991-04-17 1992-04-28 Monroe Auto Equipment Company High pressure sealing system and method
CA2083552C (en) * 1992-04-09 2003-02-11 Jonathan P. Cotter Gas spring
JP2001020987A (ja) * 1999-07-08 2001-01-23 Nhk Spring Co Ltd ガススプリング
EP2290267B1 (en) 2001-06-04 2018-04-11 NOK Corporation Sealing device
US7013923B2 (en) * 2003-08-06 2006-03-21 Advics Co., Ltd. Metal bellows hydraulic accumulator
US20060219506A1 (en) * 2005-03-31 2006-10-05 Zdeb David T Shock absorber including supplemental friction generating device
US7703587B2 (en) * 2007-01-30 2010-04-27 Zf Friedrichshafen Ag Rod guide for monotube shock absorbers
EP2827029B1 (en) 2012-03-12 2018-05-09 Nok Corporation Sealing device and sealing structure
JP2017180534A (ja) * 2016-03-28 2017-10-05 イーグル工業株式会社 リップシール及び密封構造
DE102019104714A1 (de) * 2019-02-25 2020-08-27 Vibracoustic Ag Luftfedermodul
CN110360260B (zh) 2019-06-20 2021-08-31 中车青岛四方机车车辆股份有限公司 一种主动控制抗蛇形减振器及减振***、车辆
FR3121490B1 (fr) * 2021-03-31 2023-02-24 Renault Sas Amortisseur hydraulique de suspension de vehicule automobile a fonction de verin pneumatique

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2182034A (en) * 1936-12-22 1939-12-05 Oberstadt Peter Bopp Shock absorber
US2660458A (en) * 1949-02-15 1953-11-24 Lawrence B Collins Shaft or rod packing
FR1098669A (fr) * 1954-01-23 1955-08-17 Perfectionnements aux joints pour amortisseurs télescopiques ou analogues
US3323806A (en) * 1962-12-14 1967-06-06 H W Loud Machine Works Inc Fluid seal
US3195421A (en) * 1963-02-04 1965-07-20 Houdaille Industries Inc Rotary hydraulic actuator and sealing means therefor
FR1520440A (fr) * 1966-12-20 1968-04-12 Renault Dispositif pour maintenir à hauteur constante, à l'arrêt, un véhicule automobileéquipé d'une suspension oléopneumatique
US3592164A (en) * 1969-04-01 1971-07-13 Gen Motors Corp Shock absorber piston rod seal assembly with belleville washer
US3621952A (en) * 1969-11-05 1971-11-23 Gen Motors Corp Spring loaded piston rod seal
GB1448864A (en) * 1973-03-21 1976-09-08 Automotive Prod Co Ltd Vehicle suspension struts
US3942806A (en) * 1973-05-17 1976-03-09 Firma Busak & Luyken Kg, Sealing ring structure
FR2238389A5 (en) * 1973-07-19 1975-02-14 Chromex Sa Plastic end piece for hydraulic shock absorber - has sealing rings and scraper lip running against central shaft
JPS5154170A (ja) * 1974-11-07 1976-05-13 Showa Mfg
GB1581971A (en) * 1977-02-22 1980-12-31 Honda Motor Co Ltd Shock absorbers
DE2928296A1 (de) * 1979-07-13 1981-01-29 Hermann Bansbach Vorrichtung zum dichten eines spaltes zwischen einem zylinderkoerper und einem ringkoerper
DE2938722A1 (de) * 1979-09-25 1981-05-07 August Bilstein GmbH & Co KG, 5828 Ennepetal Hydropneumatischer schwingungsdaempfer, insbesondere fuer kraftfahrzeug-vorderachsbeine
JPS56102847U (ja) * 1980-01-08 1981-08-12
DE3103039A1 (de) * 1981-01-30 1982-08-26 August Bilstein GmbH & Co KG, 5828 Ennepetal Hydropneumatischer zweirohr-schwingungsdaempfer, insbesondere als vorderachsbein fuer kraftfahrzeuge
DE3210518C2 (de) * 1982-03-23 1986-01-02 August Bilstein GmbH & Co KG, 5828 Ennepetal Hydropneumatischer Zweirohr-Schwingungsdämpfer, insbesondere als Vorderachsbein für Kraftfahrzeuge
DE3225906C2 (de) * 1982-07-10 1984-04-26 Busak + Luyken GmbH & Co, 7000 Stuttgart Dichtung für hydraulische Kolben oder Kolbenstangen
DE3414821C2 (de) * 1983-05-05 1986-01-23 Boge Gmbh, 5208 Eitorf Dichtungsanordnung
GB2149055B (en) * 1983-09-26 1987-11-04 Nhk Spring Co Ltd Vehicle suspension unit with damping & spring rate adjustable
US4735402A (en) * 1983-11-09 1988-04-05 Liquid Spring Investors, Ltd. Fluid suspension spring and dampener for vehicle suspension system
CA1239659A (en) * 1983-11-09 1988-07-26 Leo W. Davis Fluid suspension spring and dampener for a vehicle suspension system
GB2186050B (en) * 1986-01-30 1989-10-25 Nhk Spring Co Ltd Car suspension system
US4813519A (en) * 1986-06-23 1989-03-21 Nhk Spring Co., Ltd. Cylinder piston apparatus for a suspension system
US4746106A (en) * 1986-08-15 1988-05-24 Nhk Spring Co., Ltd. Car suspension system
JPH0820894B2 (ja) * 1987-07-01 1996-03-04 株式会社日立製作所 産業用ロボツトの動作制御方法
JPS6436765A (en) * 1987-07-31 1989-02-07 Matsushita Electric Ind Co Ltd In-line type sputtering device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0538431U (ja) * 1991-10-23 1993-05-25 カヤバ工業株式会社 シリンダ装置の軸封構造
JP2005155739A (ja) * 2003-11-25 2005-06-16 Kayaba Ind Co Ltd シール
JP2010223349A (ja) * 2009-03-24 2010-10-07 Kayaba Ind Co Ltd 緩衝装置

Also Published As

Publication number Publication date
EP0353703A2 (en) 1990-02-07
DE68904497T2 (de) 1993-06-03
EP0353703A3 (en) 1990-09-05
EP0353703B1 (en) 1993-01-20
US4995485A (en) 1991-02-26
DE68904497D1 (de) 1993-03-04

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