DE69622959T2 - Stufenloses Toroid-Getriebe - Google Patents

Stufenloses Toroid-Getriebe

Info

Publication number
DE69622959T2
DE69622959T2 DE69622959T DE69622959T DE69622959T2 DE 69622959 T2 DE69622959 T2 DE 69622959T2 DE 69622959 T DE69622959 T DE 69622959T DE 69622959 T DE69622959 T DE 69622959T DE 69622959 T2 DE69622959 T2 DE 69622959T2
Authority
DE
Germany
Prior art keywords
toroidal gear
stepless toroidal
stepless
gear
toroidal
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 - Fee Related
Application number
DE69622959T
Other languages
English (en)
Other versions
DE69622959D1 (de
Inventor
Kazuhiko Ueda
Hiromasa Yoshida
Hidenao Taketomi
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.)
Mazda Motor Corp
Original Assignee
Mazda 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 Mazda Motor Corp filed Critical Mazda Motor Corp
Publication of DE69622959D1 publication Critical patent/DE69622959D1/de
Application granted granted Critical
Publication of DE69622959T2 publication Critical patent/DE69622959T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
  • Friction Gearing (AREA)
DE69622959T 1995-09-29 1996-09-30 Stufenloses Toroid-Getriebe Expired - Fee Related DE69622959T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP25274995A JP3629773B2 (ja) 1995-09-29 1995-09-29 トロイダル型無段変速機

Publications (2)

Publication Number Publication Date
DE69622959D1 DE69622959D1 (de) 2002-09-19
DE69622959T2 true DE69622959T2 (de) 2003-04-10

Family

ID=17241755

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69622959T Expired - Fee Related DE69622959T2 (de) 1995-09-29 1996-09-30 Stufenloses Toroid-Getriebe

Country Status (4)

Country Link
US (1) US5820510A (de)
EP (1) EP0771970B1 (de)
JP (1) JP3629773B2 (de)
DE (1) DE69622959T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7465249B2 (en) 2004-10-26 2008-12-16 Nsk Ltd. Toroidal type continuously variable transmission

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5888160A (en) * 1996-11-13 1999-03-30 Nsk Ltd. Continuously variable transmission
JP3711688B2 (ja) * 1997-03-22 2005-11-02 マツダ株式会社 トロイダル式無段変速機
JPH10318357A (ja) * 1997-05-16 1998-12-04 Jatco Corp 変速機の潤滑構造
US6171210B1 (en) * 1997-08-12 2001-01-09 Nsk Ltd. Toroidal type continuous variable transmission system
JP3661377B2 (ja) * 1997-11-17 2005-06-15 日本精工株式会社 ハーフトロイダル形無段変速機
GB9819903D0 (en) * 1998-09-11 1998-11-04 Torotrak Dev Ltd Hydraulic supply for infinitely variable transmission
JP2000120822A (ja) * 1998-10-21 2000-04-28 Nsk Ltd 無段変速装置
US6312358B1 (en) 1999-05-21 2001-11-06 Advanced Technology Institute Of Commuter-Helicopter, Ltd. Constant speed drive apparatus for aircraft generator and traction speed change apparatus
DE19950053A1 (de) * 1999-10-16 2001-04-19 Zahnradfabrik Friedrichshafen Stufenlos verstellbares Fahrzeuggetriebe
JP2001329948A (ja) * 2000-05-23 2001-11-30 Nsk Ltd ポンプ駆動装置
JP3458830B2 (ja) * 2000-07-21 2003-10-20 日産自動車株式会社 変速比無限大無段変速機の制御装置
WO2002097303A1 (en) * 2001-05-26 2002-12-05 No-Gill Park Traction continuously variable transmission device, split-power transmission system and apparatus using the same
US6932739B2 (en) 2001-12-25 2005-08-23 Nsk Ltd. Continuously variable transmission apparatus
CA2401474C (en) * 2002-09-05 2011-06-21 Ecole De Technologie Superieure Drive roller control for toric-drive transmission
WO2005008101A1 (de) 2003-07-11 2005-01-27 Getrag Getriebe- Und Zahnradfabrik Hermann Hagenmeyer Gmbh & Cie Kg Variatorscheibe und variator für ein toroidgetriebe
US8152687B2 (en) * 2007-01-24 2012-04-10 Torotrack (Development) Limited Powdered metal variator components
US7878935B2 (en) * 2007-11-26 2011-02-01 Derek Lahr Continuously variable transmission with external cam
JP6080207B2 (ja) * 2013-06-18 2017-02-15 本田技研工業株式会社 車両用動力伝達装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4382188A (en) * 1981-02-17 1983-05-03 Lockheed Corporation Dual-range drive configurations for synchronous and induction generators
JP2739074B2 (ja) * 1985-07-15 1998-04-08 エクセラマテイツク インコ−ポレ−テツド 再生はずみ車駆動変速機
JPS62110071A (ja) * 1985-11-08 1987-05-21 Daihatsu Motor Co Ltd トロイダル形無段変速機
JPS62258259A (ja) * 1986-05-01 1987-11-10 Nissan Motor Co Ltd トロイダル型無段変速機
JP2941991B2 (ja) * 1991-03-27 1999-08-30 マツダ株式会社 車両の動力伝達装置
JP2861654B2 (ja) * 1992-07-02 1999-02-24 日産自動車株式会社 摩擦車式無段変速機
JP3477732B2 (ja) * 1993-02-02 2003-12-10 日本精工株式会社 ハーフトロイダル型無段変速機
JP3000820B2 (ja) * 1993-03-04 2000-01-17 トヨタ自動車株式会社 車両用動力伝達装置
JP3401292B2 (ja) * 1993-05-19 2003-04-28 ジヤトコ株式会社 車両用無段変速装置
JPH08159229A (ja) * 1994-11-30 1996-06-21 Mazda Motor Corp トロイダル型無段変速機
US5607372A (en) * 1995-01-13 1997-03-04 The Torax Company, Inc. Co-axial drive for a toroidal drive type transmission

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7465249B2 (en) 2004-10-26 2008-12-16 Nsk Ltd. Toroidal type continuously variable transmission

Also Published As

Publication number Publication date
JP3629773B2 (ja) 2005-03-16
JPH0989072A (ja) 1997-03-31
DE69622959D1 (de) 2002-09-19
EP0771970A2 (de) 1997-05-07
EP0771970B1 (de) 2002-08-14
US5820510A (en) 1998-10-13
EP0771970A3 (de) 1998-01-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee