DE3909536C2 - - Google Patents

Info

Publication number
DE3909536C2
DE3909536C2 DE3909536A DE3909536A DE3909536C2 DE 3909536 C2 DE3909536 C2 DE 3909536C2 DE 3909536 A DE3909536 A DE 3909536A DE 3909536 A DE3909536 A DE 3909536A DE 3909536 C2 DE3909536 C2 DE 3909536C2
Authority
DE
Germany
Prior art keywords
cylinder
piston rod
piston
abutment
spring
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 - Lifetime
Application number
DE3909536A
Other languages
German (de)
English (en)
Other versions
DE3909536A1 (de
Inventor
Hisashi Nagoya Aichi Jp Kodama
Yoshio Chiryu Aichi Jp Okabe
Yukimori Gamagori Aichi Jp Kobayashi
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.)
Aisin Corp
Original Assignee
Aisin Seiki 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 Aisin Seiki Co Ltd filed Critical Aisin Seiki Co Ltd
Publication of DE3909536A1 publication Critical patent/DE3909536A1/de
Application granted granted Critical
Publication of DE3909536C2 publication Critical patent/DE3909536C2/de
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
    • 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
    • F16H7/10—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley
    • F16H7/12—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley of an idle pulley
    • F16H7/1209—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley of an idle pulley with vibration damping means
    • F16H7/1236—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley of an idle pulley 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
    • 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
    • F16H2007/0812—Fluid pressure
    • 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)
  • Fluid-Damping Devices (AREA)
DE3909536A 1988-03-24 1989-03-22 Hermetisch abgeschlossene, selbstspannende vorrichtung Granted DE3909536A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988038972U JPH01141952U (US06373033-20020416-M00002.png) 1988-03-24 1988-03-24

Publications (2)

Publication Number Publication Date
DE3909536A1 DE3909536A1 (de) 1989-10-19
DE3909536C2 true DE3909536C2 (US06373033-20020416-M00002.png) 1992-01-16

Family

ID=12540070

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3909536A Granted DE3909536A1 (de) 1988-03-24 1989-03-22 Hermetisch abgeschlossene, selbstspannende vorrichtung

Country Status (3)

Country Link
US (1) US4911680A (US06373033-20020416-M00002.png)
JP (1) JPH01141952U (US06373033-20020416-M00002.png)
DE (1) DE3909536A1 (US06373033-20020416-M00002.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4242292A1 (US06373033-20020416-M00002.png) * 1991-12-20 1993-06-24 Ntn Toyo Bearing Co Ltd

Families Citing this family (9)

* 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
JPH0349453U (US06373033-20020416-M00002.png) * 1989-09-22 1991-05-14
JP2562720Y2 (ja) * 1991-06-28 1998-02-16 エヌティエヌ株式会社 油圧式オートテンショナ用シリンダ
JPH0550214U (ja) * 1991-12-12 1993-07-02 株式会社椿本チエイン オイルによって空気侵入経路をシールしたオイル作動式テンショナ
US5569105A (en) * 1993-07-28 1996-10-29 Nsk, Ltd. Damper apparatus for an autotensioner
JPH0953692A (ja) * 1995-08-11 1997-02-25 Borg Warner Automot Kk 油圧テンショナ
US5700214A (en) * 1996-03-20 1997-12-23 Borg-Warner Automotive, Inc. Hydraulic tensioner with locking mechanism
DE102008016654B4 (de) * 2008-04-01 2019-02-21 Elringklinger Ag Autark-Kettenspanner mit Doppeldichtring
US9777806B2 (en) 2012-03-28 2017-10-03 Dayco Ip Holdings, Llc Sealed belt tensioning device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1919213A1 (de) * 1969-04-16 1970-11-12 Daimler Benz Ag Spannvorrichtung fuer Antriebsketten
JPS6275254U (US06373033-20020416-M00002.png) * 1985-10-29 1987-05-14
JPS63120949A (ja) * 1986-11-06 1988-05-25 Aisin Seiki Co Ltd フリ−ピストン型オ−トテンシヨナ
JPS63145859A (ja) * 1986-12-08 1988-06-17 Aisin Seiki Co Ltd 密封式オ−トテンシヨナ
DE8710548U1 (de) * 1987-07-31 1987-12-23 Schröder, Werner, 8157 Dietramszell Vorrichtung zum Spannen von Keilriemen, insbesondere für Kraftfahrzeuge

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4242292A1 (US06373033-20020416-M00002.png) * 1991-12-20 1993-06-24 Ntn Toyo Bearing Co Ltd
DE4242292C2 (de) * 1991-12-20 2002-06-27 Ntn Toyo Bearing Co Ltd Selbsttätige hydraulische Spannvorrichtung

Also Published As

Publication number Publication date
US4911680A (en) 1990-03-27
DE3909536A1 (de) 1989-10-19
JPH01141952U (US06373033-20020416-M00002.png) 1989-09-28

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8128 New person/name/address of the agent

Representative=s name: TIEDTKE, H., DIPL.-ING. BUEHLING, G., DIPL.-CHEM.

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee