FR2645931A1 - Automatic belt tensioner - Google Patents

Automatic belt tensioner Download PDF

Info

Publication number
FR2645931A1
FR2645931A1 FR8905875A FR8905875A FR2645931A1 FR 2645931 A1 FR2645931 A1 FR 2645931A1 FR 8905875 A FR8905875 A FR 8905875A FR 8905875 A FR8905875 A FR 8905875A FR 2645931 A1 FR2645931 A1 FR 2645931A1
Authority
FR
France
Prior art keywords
piston
pressure chamber
valve
pressure
chamber
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.)
Granted
Application number
FR8905875A
Other languages
English (en)
French (fr)
Other versions
FR2645931B1 (US07321065-20080122-C00160.png
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.)
NTN Corp
Original Assignee
NTN Corp
NTN Toyo Bearing Co 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 NTN Corp, NTN Toyo Bearing Co Ltd filed Critical NTN Corp
Publication of FR2645931A1 publication Critical patent/FR2645931A1/fr
Application granted granted Critical
Publication of FR2645931B1 publication Critical patent/FR2645931B1/fr
Granted 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
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/08—Means for varying tension of belts, ropes, or chains
    • F16H7/0829—Means for varying tension of belts, ropes, or chains with vibration damping means
    • F16H7/0836—Means for varying tension of belts, ropes, or chains with vibration damping means of the fluid and restriction type, e.g. dashpot
    • 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
    • F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
    • 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
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/08—Means for varying tension of belts, ropes, or chains
    • F16H7/0848—Means for varying tension of belts, ropes, or chains with means for impeding reverse motion
    • 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
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/08—Means for varying tension of belts, ropes, or chains
    • F16H2007/0802—Actuators for final output members
    • F16H2007/0806—Compression coil springs
    • 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
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/08—Means for varying tension of belts, ropes, or chains
    • F16H7/0848—Means for varying tension of belts, ropes, or chains with means for impeding reverse motion
    • F16H2007/0859—Check valves
    • 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
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/08—Means for varying tension of belts, ropes, or chains
    • F16H2007/0889—Path of movement of the finally actuated member
    • F16H2007/0891—Linear path

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
FR8905875A 1989-04-17 1989-05-03 Automatic belt tensioner Granted FR2645931A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989044715U JPH02135748U (US07321065-20080122-C00160.png) 1989-04-17 1989-04-17

Publications (2)

Publication Number Publication Date
FR2645931A1 true FR2645931A1 (en) 1990-10-19
FR2645931B1 FR2645931B1 (US07321065-20080122-C00160.png) 1997-01-17

Family

ID=12699120

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8905875A Granted FR2645931A1 (en) 1989-04-17 1989-05-03 Automatic belt tensioner

Country Status (4)

Country Link
US (1) US4940447A (US07321065-20080122-C00160.png)
JP (1) JPH02135748U (US07321065-20080122-C00160.png)
FR (1) FR2645931A1 (US07321065-20080122-C00160.png)
GB (1) GB2230838B (US07321065-20080122-C00160.png)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0560685A1 (fr) * 1992-03-12 1993-09-15 Hutchinson Tendeur pour courroie et système de transmission comprenant un tel tendeur
FR2689590A1 (fr) * 1992-04-06 1993-10-08 Hutchinson Tendeur automatique pour courroie, notamment pour courroie de transmission synchrone, comme une courroie de distribution de moteur thermique.
EP0646736A2 (de) * 1993-10-01 1995-04-05 Gustav Wahler GmbH u. Co Betätigungseinrichtung für eine Spannvorrichtung
EP0663545A1 (fr) * 1994-01-17 1995-07-19 Sachs Industries S.A. (Huret Et Maillard Reunis) Tendeur hydraulique pour lien sans fin, notamment pour chaîne de transmission de moteur à combustion interne

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3922037A1 (de) * 1989-07-05 1991-01-17 Schaeffler Waelzlager Kg Spannvorrichtung fuer ketten- oder riementriebe
DE4041785A1 (de) * 1990-12-24 1992-06-25 Opel Adam Ag Nockenwellensteller
JP2592463Y2 (ja) * 1991-03-27 1999-03-24 エヌティエヌ株式会社 油圧ダンパ装置
US5277666A (en) * 1991-10-21 1994-01-11 Kumm Industries, Inc. Belt tensioner
DE4242292C2 (de) * 1991-12-20 2002-06-27 Ntn Toyo Bearing Co Ltd Selbsttätige hydraulische Spannvorrichtung
US5277664A (en) * 1992-05-19 1994-01-11 Borg-Warner Automotive Transmission & Engine Components Corporation Hydraulic tensioner with a molded valve base and cap
US5259820A (en) * 1992-05-19 1993-11-09 Borg-Warner Automotive Transmission & Engine Components Corporation Hydraulic tensioner having a variable orifice check valve and a double helix internal ratchet
GB2280486A (en) * 1993-07-28 1995-02-01 Nsk Ltd Damper for autotensioner
US5346436A (en) * 1993-09-23 1994-09-13 Borg-Warner Automotive, Inc. Air vent for hydraulic chain tensioner
DE4406410A1 (de) * 1994-02-28 1995-08-31 Schaeffler Waelzlager Kg Hydraulische Spannvorrichtung
JPH07317858A (ja) * 1994-05-23 1995-12-08 Tsubakimoto Chain Co ばね特性が非線形のばねを具えたテンショナ
JP3274767B2 (ja) * 1994-07-26 2002-04-15 エヌティエヌ株式会社 油圧式オートテンショナ
DE19503457C1 (de) * 1995-02-03 1996-07-04 Daimler Benz Ag Verfahren zur Überwachung des Verschleißes zumindest einer Motorsteuerkette und eine Diagnoseeinrichtung zur Durchführung desselben
JPH0953692A (ja) * 1995-08-11 1997-02-25 Borg Warner Automot Kk 油圧テンショナ
US5797817A (en) * 1995-12-15 1998-08-25 Borg-Warner Automotive, Inc. Hydraulic tensioner with internal reservoir
US5700214A (en) * 1996-03-20 1997-12-23 Borg-Warner Automotive, Inc. Hydraulic tensioner with locking mechanism
US5776024A (en) * 1996-04-03 1998-07-07 Borg-Warner Automotive, Inc. Tensioner with integral body and arm
US5819794A (en) * 1996-10-03 1998-10-13 Borg-Warner Automotive, Inc. Hydraulic tensioner with a contoured disc check valve
US5967920A (en) * 1997-10-09 1999-10-19 Borg-Warner Automotive, Inc. Hydraulic tensioner with a bore cup
US5967921A (en) * 1997-10-09 1999-10-19 Borg-Warner Automotive, Inc. Hydraulic chain tensioner with molded plastic body
US5993341A (en) * 1997-11-25 1999-11-30 Borg-Warner Automotive, Inc. Hydraulic tensioner with a position actuated check valve assembly
GB2336182A (en) * 1998-04-08 1999-10-13 Ingersoll Rand Europ Sales Lim Compressor with self-adjusting belt-tensioning device
JP2000213608A (ja) 1998-09-11 2000-08-02 Aisin Seiki Co Ltd フリ―ピストン型オ―トテンショナ
JP3710124B2 (ja) * 2001-01-10 2005-10-26 株式会社椿本チエイン 油圧式テンショナ
JP3580424B2 (ja) * 2002-02-26 2004-10-20 株式会社椿本チエイン 油圧式テンショナ
WO2005054732A1 (fr) * 2003-12-04 2005-06-16 Yaohua Qi Soupape des w-c a commande multiple
DE102006019543A1 (de) * 2006-04-27 2007-10-31 Schaeffler Kg Plattenrückschlagventil mit seitlicher Abströmung und Steuerkante
WO2008038359A1 (fr) * 2006-09-28 2008-04-03 Daido Kogyo Co., Ltd. Tensionneur de chaîne
DE102006055464A1 (de) * 2006-11-24 2008-05-29 Schaeffler Kg Als Plattenventil ausgebildetes Einwegventil
DE102007047170A1 (de) * 2006-11-24 2008-05-29 Schaeffler Kg Plattenventil für Zugmittelspannsysteme
DE102006055467A1 (de) * 2006-11-24 2008-05-29 Schaeffler Kg Hydraulische Spanneinheit für Zugmitteltriebe
DE102007016010A1 (de) 2007-04-03 2008-10-09 Schaeffler Kg Plattenventil, ausgebildet als ein Rückschlagventil für ein Hydrauliksystem
US8888623B2 (en) * 2007-07-03 2014-11-18 Ntn Corporation Auto-tensioner
DE102007033600A1 (de) * 2007-07-17 2009-01-22 Schaeffler Kg Hydraulisches Spannsystem mit integriertem Überdruckventil
DE102007057783A1 (de) * 2007-11-30 2009-06-04 Schaeffler Kg Zugmittelspannvorrichtung
DE102008005766A1 (de) * 2008-01-24 2009-07-30 Schaeffler Kg Überdruckventil mit Hubbegrenzung
DE102009004863A1 (de) * 2009-01-16 2010-07-22 Schaeffler Technologies Gmbh & Co. Kg Ventilfeder für ein Plattenventil
DE102009038219A1 (de) 2009-08-20 2011-02-24 Schaeffler Technologies Gmbh & Co. Kg Ringfederelement für einen hydraulischen Riemenspanner
DE102009038225A1 (de) 2009-08-20 2011-02-24 Schaeffler Technologies Gmbh & Co. Kg Ringfederelement für einen hydraulischen Riemenspanner
DE102009043198A1 (de) 2009-09-26 2011-03-31 Schaeffler Technologies Gmbh & Co. Kg Hydraulisches Riemenspannsystem mit Dämpfkraftentkopplung
DE102011006601A1 (de) 2011-03-31 2012-10-04 Schaeffler Technologies Gmbh & Co. Kg Optimierte Dichtsitzkontur für ein Plattenventil einer Spannvorrichtung
JP6345622B2 (ja) * 2015-04-15 2018-06-20 株式会社椿本チエイン チェーンテンショナ
JP6757744B2 (ja) * 2015-05-14 2020-09-23 ボーグワーナー インコーポレーテッド 計量された逆流がある油圧テンショナにおける一体型ディスクチェックバルブ
JP6539564B2 (ja) * 2015-10-26 2019-07-03 Ntn株式会社 油圧式オートテンショナ
JP6767655B2 (ja) * 2016-09-07 2020-10-14 株式会社椿本チエイン テンショナ
KR101923657B1 (ko) * 2017-01-12 2018-11-30 유신정밀공업 주식회사 체인 텐셔너
CN109139831A (zh) 2017-06-15 2019-01-04 博格华纳公司 带有刚度可控止回阀的张紧器
CN111656051B (zh) 2018-02-26 2023-09-29 博格华纳公司 具有内部储存器技术主孔的可变力张紧器
CN108612797A (zh) * 2018-07-13 2018-10-02 佛山市远阳五金制品有限公司 一种液压阻尼器
KR20200032557A (ko) * 2018-09-18 2020-03-26 현대자동차주식회사 펜듈럼 타입의 보기류 텐셔너
JP2020101279A (ja) 2018-12-21 2020-07-02 ボーグワーナー インコーポレーテッド 内部チェックバルブを含むピストンが備えられたテンショナ
GB2611911B (en) * 2020-06-09 2023-12-27 Ashlyn Antony An apparatus for eliminating slack and vibrations in the chain of a chain drive

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2888035A (en) * 1956-05-03 1959-05-26 Bendix Aviat Corp Check valve
DE7238312U (de) * 1972-10-19 1973-02-15 Bitzer Kuehlmaschinenbau Kg Ruckschlagventil, insbesondere fur Kältemaschinen
DE3737629A1 (de) * 1986-11-06 1988-06-09 Aisin Seiki Selbsttaetige spannvorrichtung mit einem freikolben
US4798563A (en) * 1986-12-08 1989-01-17 Aisin Seiki Kabushiki Kaisha Self-contained type automatic belt tensioner

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE511119A (US07321065-20080122-C00160.png) * 1952-05-08
US3805753A (en) * 1972-02-24 1974-04-23 Johnson Products Inc Hydraulic lash adjuster for overhead cam engines
US3838669A (en) * 1972-08-11 1974-10-01 Johnson Products Inc Hydraulic lash adjuster
GB1371004A (en) * 1972-10-24 1974-10-23 Johnson Products Inc Hydraulic backlash adjuster and meter means
US3799129A (en) * 1972-11-06 1974-03-26 Johnson Products Inc Hydraulic lash adjuster oil metering means
GB1566668A (en) * 1978-05-10 1980-05-08 Arthur B E Direct doubleacting shock absorber
US4495790A (en) * 1981-07-20 1985-01-29 Tokico Ltd. Method for manufacturing valve guide for a hydraulic damper
US4674996A (en) * 1985-03-19 1987-06-23 Honda Giken Kogyo Kabushiki Kaisha Tensioner device for wrapping connector driving device in internal combustion engine
US4708696A (en) * 1985-08-30 1987-11-24 Tsubakimoto Chain Co. Tensioner for toothed drive belts
DE3636919A1 (de) * 1986-10-30 1988-05-05 Schaeffler Waelzlager Kg Kettenspanner
US4747475A (en) * 1986-12-22 1988-05-31 General Motors Corporation Suspension wear compensating shock absorber

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2888035A (en) * 1956-05-03 1959-05-26 Bendix Aviat Corp Check valve
DE7238312U (de) * 1972-10-19 1973-02-15 Bitzer Kuehlmaschinenbau Kg Ruckschlagventil, insbesondere fur Kältemaschinen
DE3737629A1 (de) * 1986-11-06 1988-06-09 Aisin Seiki Selbsttaetige spannvorrichtung mit einem freikolben
US4798563A (en) * 1986-12-08 1989-01-17 Aisin Seiki Kabushiki Kaisha Self-contained type automatic belt tensioner

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0560685A1 (fr) * 1992-03-12 1993-09-15 Hutchinson Tendeur pour courroie et système de transmission comprenant un tel tendeur
WO1993018317A1 (fr) * 1992-03-12 1993-09-16 Hutchinson Tendeur pour courroie et systeme de transmission comprenant un tel tendeur
US5405298A (en) * 1992-03-12 1995-04-11 Hutchinson Belt tensioner, and a transmission system including such a tensioner
FR2689590A1 (fr) * 1992-04-06 1993-10-08 Hutchinson Tendeur automatique pour courroie, notamment pour courroie de transmission synchrone, comme une courroie de distribution de moteur thermique.
EP0565402A1 (fr) * 1992-04-06 1993-10-13 Hutchinson Tendeur automatique pour courroie, notamment pour courroie de transmission synchrone, comme une courroie de distribution de moteur thermique
EP0646736A2 (de) * 1993-10-01 1995-04-05 Gustav Wahler GmbH u. Co Betätigungseinrichtung für eine Spannvorrichtung
EP0646736A3 (de) * 1993-10-01 1995-07-05 Wahler Gmbh & Co Gustav Betätigungseinrichtung für eine Spannvorrichtung.
EP0663545A1 (fr) * 1994-01-17 1995-07-19 Sachs Industries S.A. (Huret Et Maillard Reunis) Tendeur hydraulique pour lien sans fin, notamment pour chaîne de transmission de moteur à combustion interne
FR2715205A1 (fr) * 1994-01-17 1995-07-21 Sachs Ind Sa Tendeur hydraulique pour lien sans fin, notamment pour chaîne de transmission de moteur à combustion interne.
US5595549A (en) * 1994-01-17 1997-01-21 Sachs Industries S.A. (Huret Et Maillard Reunis) Hydraulic tensioner with lubricator for IC engine transmission chain

Also Published As

Publication number Publication date
GB2230838A (en) 1990-10-31
GB8909814D0 (en) 1989-06-14
GB2230838B (en) 1993-09-22
FR2645931B1 (US07321065-20080122-C00160.png) 1997-01-17
JPH02135748U (US07321065-20080122-C00160.png) 1990-11-13
US4940447A (en) 1990-07-10

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ER Errata listed in the french official journal (bopi)

Free format text: 42/90

CD Change of name or company name
ST Notification of lapse