DE60142698D1 - Stufenloses toroidgetriebe - Google Patents

Stufenloses toroidgetriebe

Info

Publication number
DE60142698D1
DE60142698D1 DE60142698T DE60142698T DE60142698D1 DE 60142698 D1 DE60142698 D1 DE 60142698D1 DE 60142698 T DE60142698 T DE 60142698T DE 60142698 T DE60142698 T DE 60142698T DE 60142698 D1 DE60142698 D1 DE 60142698D1
Authority
DE
Germany
Prior art keywords
stage
free
toroid
gear
toroid gear
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
DE60142698T
Other languages
English (en)
Inventor
Yasuji Taketsuna
Shigenori Tamaki
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 Toyota Motor Corp filed Critical Toyota Motor Corp
Application granted granted Critical
Publication of DE60142698D1 publication Critical patent/DE60142698D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0412—Cooling or heating; Control of temperature
    • F16H57/0413—Controlled cooling or heating of lubricant; Temperature control therefor
    • 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
    • F16H15/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members
    • F16H15/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members without members having orbital motion
    • F16H15/04—Gearings providing a continuous range of gear ratios
    • F16H15/06—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B
    • F16H15/32—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line
    • F16H15/36—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface
    • F16H15/38—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface with two members B having hollow toroid surfaces opposite to each other, the member or members A being adjustably mounted between the surfaces
    • 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
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/66—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for continuously variable gearings
    • F16H61/664—Friction gearings
    • F16H61/6649—Friction gearings characterised by the means for controlling the torque transmitting capability of the gearing
    • 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
    • F16H15/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members
    • F16H15/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members without members having orbital motion
    • F16H15/04—Gearings providing a continuous range of gear ratios
    • F16H15/06—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B
    • F16H15/32—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line
    • F16H15/36—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface
    • F16H15/38—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface with two members B having hollow toroid surfaces opposite to each other, the member or members A being adjustably mounted between the surfaces
    • F16H2015/383—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface with two members B having hollow toroid surfaces opposite to each other, the member or members A being adjustably mounted between the surfaces with two or more sets of toroid gearings arranged in parallel
    • 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
    • F16H57/00—General details of gearing
    • F16H57/01—Monitoring wear or stress of gearing elements, e.g. for triggering maintenance
    • F16H2057/016—Monitoring of overload conditions
    • 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
    • F16H2342/00—Calibrating
    • F16H2342/04—Calibrating engagement of friction elements
    • F16H2342/044—Torque transmitting capability
    • 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
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/048—Type of gearings to be lubricated, cooled or heated
    • F16H57/0487—Friction gearings
    • F16H57/049—Friction gearings of the toroid type
    • 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
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F16H59/68—Inputs being a function of gearing status
    • F16H59/72—Inputs being a function of gearing status dependent on oil characteristics, e.g. temperature, viscosity

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Friction Gearing (AREA)
  • General Details Of Gearings (AREA)
  • Control Of Transmission Device (AREA)
DE60142698T 2000-12-28 2001-12-21 Stufenloses toroidgetriebe Expired - Lifetime DE60142698D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000402234A JP3487287B2 (ja) 2000-12-28 2000-12-28 トロイダル型無段変速機
PCT/JP2001/011260 WO2002053947A1 (fr) 2000-12-28 2001-12-21 Transmission a variation continue de type toroidal

Publications (1)

Publication Number Publication Date
DE60142698D1 true DE60142698D1 (de) 2010-09-09

Family

ID=18866566

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60142698T Expired - Lifetime DE60142698D1 (de) 2000-12-28 2001-12-21 Stufenloses toroidgetriebe

Country Status (5)

Country Link
US (1) US7128685B2 (de)
EP (1) EP1347205B1 (de)
JP (1) JP3487287B2 (de)
DE (1) DE60142698D1 (de)
WO (1) WO2002053947A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0316379D0 (en) * 2003-07-12 2003-08-13 Torotrak Dev Ltd A continuously variable ratio transmission unit
US7832297B2 (en) 2005-04-19 2010-11-16 Hewatt Chris B Method and apparatus for gyroscopic propulsion
WO2013183503A1 (ja) * 2012-06-04 2013-12-12 日産自動車株式会社 駆動力配分装置
JP6592898B2 (ja) * 2015-01-13 2019-10-23 日本精工株式会社 トロイダル型無段変速機
WO2016120987A1 (ja) * 2015-01-27 2016-08-04 株式会社ユニバンス 無段変速機
WO2018085339A1 (en) * 2016-11-02 2018-05-11 Dana Limited Method for control of a ball planetary type continuously variable transmission implementing contact patch temperature model of traction components
WO2018217704A1 (en) * 2017-05-22 2018-11-29 Dana Limited Lubricant flow control for a ball-type continuously variable planetary transmission

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63110765U (de) * 1987-01-13 1988-07-16
JPH0674317A (ja) * 1992-08-28 1994-03-15 Komatsu Ltd 湿式摩擦伝動装置の損傷防止方法およびその装置
JPH06174030A (ja) * 1992-12-03 1994-06-21 Jatco Corp 摩擦車式無段変速機
JPH0828646A (ja) * 1994-07-13 1996-02-02 Mazda Motor Corp トロイダル型無段変速機
US5643132A (en) * 1995-03-14 1997-07-01 Isuzu Motors Limited Toroidal continuous variable transmission
JP3535302B2 (ja) * 1996-02-22 2004-06-07 ジヤトコ株式会社 トロイダル式無段変速機の制御装置
JP3483093B2 (ja) * 1996-09-26 2004-01-06 日産自動車株式会社 トロイダル式無段変速機用転動体およびその製造方法
JP3623326B2 (ja) * 1996-10-31 2005-02-23 ジヤトコ株式会社 トロイダル型無段変速機
JP3374677B2 (ja) * 1996-10-31 2003-02-10 日産自動車株式会社 無段変速機の変速制御装置
JP4029945B2 (ja) * 1996-11-07 2008-01-09 アイシン・エィ・ダブリュ株式会社 自動変速機の潤滑油制御装置
JP3687261B2 (ja) * 1997-04-09 2005-08-24 日本精工株式会社 トロイダル型無段変速機
JP3725697B2 (ja) * 1998-06-23 2005-12-14 日産自動車株式会社 自動変速機の変速制御装置
JP2000234669A (ja) * 1999-02-16 2000-08-29 Mitsubishi Motors Corp 潤滑油制御装置
US6162144A (en) * 1999-06-01 2000-12-19 General Motors Corporation Traction coefficient control for a continuously variable transmission
JP2001132808A (ja) * 1999-11-01 2001-05-18 Nsk Ltd トロイダル型無段変速機

Also Published As

Publication number Publication date
JP3487287B2 (ja) 2004-01-13
JP2002195372A (ja) 2002-07-10
WO2002053947A1 (fr) 2002-07-11
US7128685B2 (en) 2006-10-31
US20040029676A1 (en) 2004-02-12
EP1347205B1 (de) 2010-07-28
EP1347205A1 (de) 2003-09-24
EP1347205A4 (de) 2009-06-10

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