JPH02135748U - - Google Patents

Info

Publication number
JPH02135748U
JPH02135748U JP1989044715U JP4471589U JPH02135748U JP H02135748 U JPH02135748 U JP H02135748U JP 1989044715 U JP1989044715 U JP 1989044715U JP 4471589 U JP4471589 U JP 4471589U JP H02135748 U JPH02135748 U JP H02135748U
Authority
JP
Japan
Prior art keywords
pressure chamber
cylinder case
piston
autotensioner
check plate
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
JP1989044715U
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 JP1989044715U priority Critical patent/JPH02135748U/ja
Priority to GB8909814A priority patent/GB2230838B/en
Priority to FR8905875A priority patent/FR2645931A1/fr
Priority to US07/351,129 priority patent/US4940447A/en
Publication of JPH02135748U publication Critical patent/JPH02135748U/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
    • 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

Description

【図面の簡単な説明】
第１図はこの考案によるオートテンシヨナの実
施例の主要断面図、第２図はリテーナとチエツク
プレートの部分拡大図、第３図はその作動説明図
、第４図、第５図はそれぞれチエツク弁の変形実
施例の図、第６図、第７図はそれぞれこの考案に
よる実施例と従来例のオートテンシヨナの低温始
動試験の測定結果を示すグラフ、第８図はタイミ
ングベルトの全体構成図、第９図は従来例のオー
トテンシヨナの主要断面図である。 １……シリンダケース、２……ピストン、３…
…圧力室、３′……リザーバ室、４……プツシユ
ロツド、５……調圧用弾性部材、６……チエツク
プレート、７……作動油、８……オイルシール、
９……エアーギヤツプ、１１……シリンダ、２１
……リテーナ。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) シリンダケースと、その内部を圧力室とリ
    ザーバ室に区画するピストンと、シリンダケース
    に対して突没自在に設けられたプツシユロツドと
    、ピストン及びプツシユロツドをリザーバ室側へ
    押圧する弾性部材と、ピストンの圧力室側端に固
    定されたリテーナに保持され、プツシユロツド、
    ピストンに穿設したリザーバ室と圧力室を連通す
    る流通路の圧力室側吐出孔を開閉するチエツクプ
    レートとを備えて成るタイミングベルトの張力調
    整用オートテンシヨナ。 (2) 前記チエツクプレートに対してもう１つの
    弱い弾性部材を設け、吐出孔を開放する側に常に
    軽く押圧するようにしたことを特徴とする請求項
    (1)に記載のタイミングベルトの張力調整用オー
    トテンシヨナ。
JP1989044715U 1989-04-17 1989-04-17 Pending JPH02135748U (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1989044715U JPH02135748U (ja) 1989-04-17 1989-04-17
GB8909814A GB2230838B (en) 1989-04-17 1989-04-28 Autotensioner
FR8905875A FR2645931A1 (en) 1989-04-17 1989-05-03 Automatic belt tensioner
US07/351,129 US4940447A (en) 1989-04-17 1989-05-12 Autotensioner for adjusting the tension of a timing belt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989044715U JPH02135748U (ja) 1989-04-17 1989-04-17

Publications (1)

Publication Number Publication Date
JPH02135748U true JPH02135748U (ja) 1990-11-13

Family

ID=12699120

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989044715U Pending JPH02135748U (ja) 1989-04-17 1989-04-17

Country Status (4)

Country Link
US (1) US4940447A (ja)
JP (1) JPH02135748U (ja)
FR (1) FR2645931A1 (ja)
GB (1) GB2230838B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04114155U (ja) * 1991-03-27 1992-10-07 エヌテイエヌ株式会社 油圧ダンパ装置

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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
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
FR2688565B1 (fr) * 1992-03-12 1998-04-03 Hutchinson Tendeur pour courroie et systeme de transmission comportant un tel tendeur.
FR2689590B1 (fr) * 1992-04-06 1998-04-30 Hutchinson Tendeur automatique pour courroie, notamment pour courroie de transmission synchrone, comme une courroie de distribution de moteur thermique.
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
US5569105A (en) * 1993-07-28 1996-10-29 Nsk, Ltd. Damper apparatus for an autotensioner
US5346436A (en) * 1993-09-23 1994-09-13 Borg-Warner Automotive, Inc. Air vent for hydraulic chain tensioner
DE4333567A1 (de) * 1993-10-01 1995-04-06 Wahler Gmbh & Co Gustav Betätigungseinrichtung für eine Spannvorrichtung
FR2715205B1 (fr) * 1994-01-17 1996-04-05 Sachs Ind Sa Tendeur hydraulique pour lien sans fin, notamment pour chaîne de transmission de moteur à combustion interne.
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
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US5967921A (en) * 1997-10-09 1999-10-19 Borg-Warner Automotive, Inc. Hydraulic chain tensioner with molded plastic body
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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
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DE102007047170A1 (de) * 2006-11-24 2008-05-29 Schaeffler Kg Plattenventil für Zugmittelspannsysteme
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
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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
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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
CN107580652B (zh) * 2015-05-14 2020-09-22 博格华纳公司 带计量回流的液压张紧器中的集成盘形止回阀
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
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KR20200032557A (ko) * 2018-09-18 2020-03-26 현대자동차주식회사 펜듈럼 타입의 보기류 텐셔너
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04114155U (ja) * 1991-03-27 1992-10-07 エヌテイエヌ株式会社 油圧ダンパ装置

Also Published As

Publication number Publication date
FR2645931B1 (ja) 1997-01-17
FR2645931A1 (en) 1990-10-19
US4940447A (en) 1990-07-10
GB2230838A (en) 1990-10-31
GB2230838B (en) 1993-09-22
GB8909814D0 (en) 1989-06-14

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