DE112019004532T5 - Kettenspanner - Google Patents

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Publication number
DE112019004532T5
DE112019004532T5 DE112019004532.6T DE112019004532T DE112019004532T5 DE 112019004532 T5 DE112019004532 T5 DE 112019004532T5 DE 112019004532 T DE112019004532 T DE 112019004532T DE 112019004532 T5 DE112019004532 T5 DE 112019004532T5
Authority
DE
Germany
Prior art keywords
piston
cylinder
valve seat
chain tensioner
oil
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
DE112019004532.6T
Other languages
German (de)
English (en)
Inventor
Kouichi Onimaru
Seiji Sato
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
Priority claimed from JP2018169711A external-priority patent/JP7093704B2/ja
Priority claimed from JP2018174675A external-priority patent/JP7186042B2/ja
Application filed by NTN Corp, NTN Toyo Bearing Co Ltd filed Critical NTN Corp
Publication of DE112019004532T5 publication Critical patent/DE112019004532T5/de
Pending legal-status Critical Current

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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
    • F16H7/0834—Means for varying tension of belts, ropes, or chains with vibration damping means of the viscous friction type, e.g. viscous fluid
    • 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
    • F16H2007/0808—Extension 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
    • 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
    • F16H2007/0863—Finally actuated members, e.g. constructional details thereof
    • F16H2007/0872—Sliding members
    • 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
    • F16H2007/0893—Circular path
    • 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
    • F16H2007/0897—External to internal direction

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
DE112019004532.6T 2018-09-11 2019-09-09 Kettenspanner Pending DE112019004532T5 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2018169711A JP7093704B2 (ja) 2018-09-11 2018-09-11 チェーンテンショナ
JP2018-169711 2018-09-11
JP2018174675A JP7186042B2 (ja) 2018-09-19 2018-09-19 チェーンテンショナ
JP2018-174675 2018-09-19
PCT/JP2019/035381 WO2020054666A1 (ja) 2018-09-11 2019-09-09 チェーンテンショナ

Publications (1)

Publication Number Publication Date
DE112019004532T5 true DE112019004532T5 (de) 2021-05-20

Family

ID=69778331

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112019004532.6T Pending DE112019004532T5 (de) 2018-09-11 2019-09-09 Kettenspanner

Country Status (2)

Country Link
DE (1) DE112019004532T5 (ja)
WO (1) WO2020054666A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240191783A1 (en) * 2021-04-13 2024-06-13 Borgwarner Inc. Variable stiffness function through a check valve in a hydraulic

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5643117A (en) * 1995-12-08 1997-07-01 Borg-Warner Automotive, Inc. Hydraulic tensioner with check valve vent
US6322468B1 (en) * 1999-11-17 2001-11-27 Borgwarner Inc. Pressure relief valve and dual path vent disc for hydraulic tensioner
JP2003329091A (ja) * 2002-05-15 2003-11-19 Ntn Corp チェーンテンショナ
JP5913040B2 (ja) * 2012-10-09 2016-04-27 株式会社椿本チエイン チェーンテンショナ
JP6408977B2 (ja) * 2015-11-25 2018-10-17 株式会社椿本チエイン テンショナ

Also Published As

Publication number Publication date
WO2020054666A1 (ja) 2020-03-19

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