DE69609093D1 - Stufenloses Toroidgetriebe - Google Patents

Stufenloses Toroidgetriebe

Info

Publication number
DE69609093D1
DE69609093D1 DE69609093T DE69609093T DE69609093D1 DE 69609093 D1 DE69609093 D1 DE 69609093D1 DE 69609093 T DE69609093 T DE 69609093T DE 69609093 T DE69609093 T DE 69609093T DE 69609093 D1 DE69609093 D1 DE 69609093D1
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
DE69609093T
Other languages
English (en)
Other versions
DE69609093T2 (de
Inventor
Eiji Inoue
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.)
NSK Ltd
Original Assignee
Isuzu Motors 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 JP06161895A external-priority patent/JP3396987B2/ja
Priority claimed from JP06345795A external-priority patent/JP3309633B2/ja
Priority claimed from JP6346195A external-priority patent/JPH08233093A/ja
Application filed by Isuzu Motors Ltd filed Critical Isuzu Motors Ltd
Publication of DE69609093D1 publication Critical patent/DE69609093D1/de
Application granted granted Critical
Publication of DE69609093T2 publication Critical patent/DE69609093T2/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
    • F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
    • F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
    • F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
    • F16H37/08—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing
    • F16H37/0833—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with arrangements for dividing torque between two or more intermediate shafts, i.e. with two or more internal power paths
    • F16H37/084—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with arrangements for dividing torque between two or more intermediate shafts, i.e. with two or more internal power paths at least one power path being a continuously variable transmission, i.e. CVT
    • F16H37/086—CVT using two coaxial friction members cooperating with at least one intermediate friction member
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Friction Gearing (AREA)
  • Transmission Devices (AREA)
DE69609093T 1995-02-27 1996-02-22 Stufenloses Toroidgetriebe Expired - Fee Related DE69609093T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP06161895A JP3396987B2 (ja) 1995-02-27 1995-02-27 トロイダル型無段変速機
JP06345795A JP3309633B2 (ja) 1995-02-28 1995-02-28 トロイダル型無段変速機
JP6346195A JPH08233093A (ja) 1995-02-28 1995-02-28 トロイダル型無段変速機

Publications (2)

Publication Number Publication Date
DE69609093D1 true DE69609093D1 (de) 2000-08-10
DE69609093T2 DE69609093T2 (de) 2001-03-01

Family

ID=27297568

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69609093T Expired - Fee Related DE69609093T2 (de) 1995-02-27 1996-02-22 Stufenloses Toroidgetriebe
DE0728960T Pending DE728960T1 (de) 1995-02-27 1996-02-22 Stufenloses Toroidgetriebe

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE0728960T Pending DE728960T1 (de) 1995-02-27 1996-02-22 Stufenloses Toroidgetriebe

Country Status (3)

Country Link
US (2) US5711741A (de)
EP (1) EP0728960B1 (de)
DE (2) DE69609093T2 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP3480261B2 (ja) * 1996-09-19 2003-12-15 トヨタ自動車株式会社 電気自動車の駆動装置
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
JPH10252875A (ja) * 1997-03-10 1998-09-22 Nissan Motor Co Ltd 変速比無限大無段変速機の油圧制御装置
WO1998044279A1 (fr) * 1997-03-31 1998-10-08 Isuzu Motors Limited Transmission toroidale continuement variable
DE19757015A1 (de) * 1997-12-20 1999-06-24 Zahnradfabrik Friedrichshafen Kraftfahrzeuggetriebe mit einer automatisch stufenlos verstellbaren Übersetzung
DE19757017C2 (de) * 1997-12-20 2000-02-24 Zahnradfabrik Friedrichshafen Reibradgetriebe mit Ventileinrichtung
US5967931A (en) * 1998-02-02 1999-10-19 Ford Global Technologies, Inc. Torodial traction transmission for all wheel vehicles
JP3856955B2 (ja) * 1998-07-02 2006-12-13 日産自動車株式会社 トロイダル型無段変速機
JP4048625B2 (ja) * 1998-12-15 2008-02-20 日産自動車株式会社 変速比無限大無段変速機の変速制御装置
IL146322A0 (en) * 1999-05-05 2002-07-25 Law Enforcement Technologies I Non-lethal ballistic
KR100475555B1 (ko) * 2000-02-02 2005-03-10 고요 세이코 가부시키가이샤 원환상형 무단변속기
US6453969B1 (en) 2000-11-28 2002-09-24 Bic Corporation Viscous clutch for a correction tape reel assembly
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
ITPD20010275A1 (it) * 2001-11-23 2003-05-23 Carraro Spa Trasmissione a rapporto variabile
US6641497B2 (en) * 2001-12-07 2003-11-04 Murray, Inc. Epicyclic transmission for zero turning radius vehicles
DE10206201A1 (de) * 2002-02-15 2003-09-11 Daimler Chrysler Ag Toroidvariator mit Rollern
DE102004022356B3 (de) * 2004-04-30 2005-12-01 Getrag Getriebe- Und Zahnradfabrik Hermann Hagenmeyer Gmbh & Cie Kg Toroidgetriebe
JP5151135B2 (ja) * 2006-06-30 2013-02-27 日本精工株式会社 トロイダル型無段変速機および無段変速装置
US8152687B2 (en) 2007-01-24 2012-04-10 Torotrack (Development) Limited Powdered metal variator components
US7951035B2 (en) * 2008-02-07 2011-05-31 American Axle & Manufacturing, Inc. Continuously variable torque vectoring axle assembly
JP4875732B2 (ja) * 2009-07-17 2012-02-15 日産自動車株式会社 無段変速機
JP4799647B2 (ja) * 2009-07-17 2011-10-26 日産自動車株式会社 車両用無段変速機の制御装置
JP4790834B2 (ja) * 2009-07-17 2011-10-12 日産自動車株式会社 車両用無段変速機の制御装置
GB201103278D0 (en) * 2011-02-25 2011-04-13 American Tobacco Investments Ltd Transmission arrangement
US9752500B2 (en) * 2013-03-14 2017-09-05 Pratt & Whitney Canada Corp. Gas turbine engine with transmission and method of adjusting rotational speed
DE102013215249A1 (de) * 2013-08-02 2015-02-05 Zf Friedrichshafen Ag Verfahren zum Abkoppeln eines Nebenantriebes eines Kraftfahrzeuggetriebes während einer Fahrt eines Kraftfahrzeuges
US9758170B2 (en) * 2015-09-28 2017-09-12 Ford Global Technologies, Llc Coordinated control of transmission and accessories

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3574289A (en) * 1969-05-06 1971-04-13 Gen Motors Corp Transmission and control system
US3866490A (en) * 1974-02-19 1975-02-18 Orshansky Transmission Corp Split power transmission
DE3121160A1 (de) * 1980-05-27 1982-03-18 Aisin Seiki K.K., Kariya, Aichi "steuervorrichtung zur steuerung des uebersetzungsverhaeltnisses eines getriebes fuer ein kraftfahrzeug"
JPS61127965A (ja) * 1984-11-27 1986-06-16 Daihatsu Motor Co Ltd トロイダル形無段変速機
CA1257106A (en) * 1985-02-25 1989-07-11 Masao Teraoka Power transmission apparatus
GB8522682D0 (en) * 1985-09-13 1985-10-16 Fellows T G Transmission systems
JP2734583B2 (ja) * 1988-12-16 1998-03-30 日産自動車株式会社 無段変速機の変速制御装置
JP2663672B2 (ja) * 1990-04-04 1997-10-15 日産自動車株式会社 摩擦車式無段変速機の油圧制御装置
FR2666391A1 (fr) * 1990-08-07 1992-03-06 Glaenzer Spicer Sa Dispositif de transmission a differentiel et accouplement notamment pour vehicule automobile.
JP2747165B2 (ja) * 1992-05-06 1998-05-06 栃木富士産業株式会社 デファレンシャル装置
JPH06174034A (ja) * 1992-11-30 1994-06-21 Isuzu Motors Ltd トロイダル型無段変速機
US5575732A (en) * 1995-03-08 1996-11-19 Isuzu Motors Limited Toroidal continous variable transmission
JP3391150B2 (ja) * 1995-05-18 2003-03-31 いすゞ自動車株式会社 四輪駆動車用トロイダル型無段変速機

Also Published As

Publication number Publication date
US5711741A (en) 1998-01-27
EP0728960A2 (de) 1996-08-28
EP0728960B1 (de) 2000-07-05
US5842945A (en) 1998-12-01
DE69609093T2 (de) 2001-03-01
EP0728960A3 (de) 1997-05-14
DE728960T1 (de) 1997-03-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: NSK LTD., TOKIO/TOKYO, JP

8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee