IN2014DN09643A - - Google Patents

Info

Publication number
IN2014DN09643A
IN2014DN09643A IN9643DEN2014A IN2014DN09643A IN 2014DN09643 A IN2014DN09643 A IN 2014DN09643A IN 9643DEN2014 A IN9643DEN2014 A IN 9643DEN2014A IN 2014DN09643 A IN2014DN09643 A IN 2014DN09643A
Authority
IN
India
Application number
Inventor
Brian Schoolcraft
Original Assignee
Brian Schoolcraft
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 Brian Schoolcraft filed Critical Brian Schoolcraft
Publication of IN2014DN09643A publication Critical patent/IN2014DN09643A/en

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Friction Gearing (AREA)
IN9643DEN2014 2012-04-25 2014-11-14 IN2014DN09643A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201261638093P 2012-04-25 2012-04-25
PCT/US2013/038013 WO2013163309A1 (en) 2012-04-25 2013-04-24 Nested endload assembly for a variator

Publications (1)

Publication Number Publication Date
IN2014DN09643A true IN2014DN09643A (en) 2015-07-31

Family

ID=49477792

Family Applications (1)

Application Number Title Priority Date Filing Date
IN9643DEN2014 IN2014DN09643A (en) 2012-04-25 2014-11-14

Country Status (8)

Country Link
US (1) US9476487B2 (en)
EP (1) EP2841815B1 (en)
KR (1) KR20150003284A (en)
CN (1) CN104520613B (en)
AU (1) AU2013251662B2 (en)
CA (1) CA2871523C (en)
IN (1) IN2014DN09643A (en)
WO (1) WO2013163309A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6427899B2 (en) * 2013-08-02 2018-11-28 日本精工株式会社 Toroidal continuously variable transmission

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN176702B (en) * 1988-11-21 1996-08-24 Torotrak Dev Ltd
GB2312257A (en) 1996-04-19 1997-10-22 Torotrak Dev Ltd Toroidal race variator control system varies end loading according to net pres sure
JP3711688B2 (en) * 1997-03-22 2005-11-02 マツダ株式会社 Toroidal continuously variable transmission
US6162144A (en) * 1999-06-01 2000-12-19 General Motors Corporation Traction coefficient control for a continuously variable transmission
JP4196486B2 (en) * 1999-06-29 2008-12-17 日本精工株式会社 Toroidal type continuously variable transmission
GB0317499D0 (en) 2003-07-25 2003-08-27 Torotrak Dev Ltd Hydraulic variator control arrangement
JP4696537B2 (en) * 2004-11-18 2011-06-08 日本精工株式会社 Toroidal continuously variable transmission
DE102005018496A1 (en) * 2005-04-21 2006-11-02 Daimlerchrysler Ag Hydraulic hold-down attachment for variator of toroidal transmission, interposes partition between secondary ram and toroidal disk
US7896770B2 (en) * 2007-08-01 2011-03-01 GM Global Technology Operations LLC Multi-speed transmission
CA2784348A1 (en) 2009-12-16 2011-06-23 Allison Transmission, Inc. System and method for controlling endload force of a variator

Also Published As

Publication number Publication date
CA2871523C (en) 2020-02-18
CA2871523A1 (en) 2013-10-31
US20130288849A1 (en) 2013-10-31
KR20150003284A (en) 2015-01-08
EP2841815A4 (en) 2016-09-07
CN104520613B (en) 2017-11-07
EP2841815A1 (en) 2015-03-04
CN104520613A (en) 2015-04-15
EP2841815B1 (en) 2020-03-11
AU2013251662B2 (en) 2017-05-25
WO2013163309A1 (en) 2013-10-31
US9476487B2 (en) 2016-10-25
AU2013251662A1 (en) 2014-11-06

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