ATE552441T1 - Variator - Google Patents

Variator

Info

Publication number
ATE552441T1
ATE552441T1 AT08860475T AT08860475T ATE552441T1 AT E552441 T1 ATE552441 T1 AT E552441T1 AT 08860475 T AT08860475 T AT 08860475T AT 08860475 T AT08860475 T AT 08860475T AT E552441 T1 ATE552441 T1 AT E552441T1
Authority
AT
Austria
Prior art keywords
variator
variators
control part
roller control
damped roller
Prior art date
Application number
AT08860475T
Other languages
English (en)
Inventor
Paul Fairhurst
Robert Oliver
Original Assignee
Infinitrak Llc
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 Infinitrak Llc filed Critical Infinitrak Llc
Application granted granted Critical
Publication of ATE552441T1 publication Critical patent/ATE552441T1/de

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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Friction Gearing (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Transmission Devices (AREA)
AT08860475T 2007-12-06 2008-12-05 Variator ATE552441T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0723857A GB2455337A (en) 2007-12-06 2007-12-06 Toroidal variator with damped control lever
PCT/US2008/085679 WO2009076204A2 (en) 2007-12-06 2008-12-05 Variator

Publications (1)

Publication Number Publication Date
ATE552441T1 true ATE552441T1 (de) 2012-04-15

Family

ID=38983077

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08860475T ATE552441T1 (de) 2007-12-06 2008-12-05 Variator

Country Status (13)

Country Link
US (1) US8764605B2 (de)
EP (1) EP2227645B8 (de)
JP (1) JP5496102B2 (de)
KR (1) KR20100102636A (de)
CN (1) CN101990610B (de)
AT (1) ATE552441T1 (de)
AU (1) AU2008335415A1 (de)
ES (1) ES2385961T3 (de)
GB (1) GB2455337A (de)
MX (1) MX2010006222A (de)
NZ (1) NZ586563A (de)
RU (1) RU2479767C2 (de)
WO (1) WO2009076204A2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0920546D0 (en) * 2009-11-24 2010-01-06 Torotrak Dev Ltd Drive mechanism for infinitely variable transmission
GB201201068D0 (en) 2012-01-23 2012-03-07 Torotrak Dev Ltd Variator

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB344063A (en) 1929-05-07 1931-03-02 Frank Anderson Hayes Improvements in or relating to variable speed power transmission
GB1026734A (en) 1964-01-01 1966-04-20 Nat Res Dev Improvements in or relating to continuously variable ratio transmission units
GB1133265A (en) * 1966-07-20 1968-11-13 English Electric Co Ltd Improvements relating to variable-ratio frictional drive gears
US4018104A (en) * 1975-03-17 1977-04-19 Caterpillar Tractor Co. Frictionally held control linkage for engine throttle controls and the like
SU721624A1 (ru) 1976-10-26 1980-03-15 Предприятие П/Я А-7656 Автоматический торовой вариатор
US4257495A (en) 1978-05-10 1981-03-24 National Research Development Corporation Damping device
US4434676A (en) 1982-03-22 1984-03-06 Excelermatic Inc. Traction roller transmission with mechanical transmission ratio control
GB2136893A (en) 1983-03-22 1984-09-26 Leyland Vehicles Vehicle transmission system
GB2225395A (en) 1988-10-27 1990-05-30 Perry Forbes G D Toroidal race rolling traction transmission units with angled ball race
JPH02128851U (de) * 1989-03-31 1990-10-24
JP3661299B2 (ja) * 1996-09-13 2005-06-15 日産自動車株式会社 トロイダル型無段変速機
DE19745406A1 (de) * 1996-10-14 1998-07-16 Nissan Motor Stufenloses Toroidalgetriebe
EP0874178B1 (de) * 1997-04-22 2002-02-20 Nissan Motor Company Limited Stufenloses Toroidgetriebe
US6117043A (en) * 1997-11-05 2000-09-12 Nsk Ltd. Continously variable transmission having an oscillating trunnion-support yoke
DE19754725A1 (de) * 1997-12-10 1999-06-17 Zahnradfabrik Friedrichshafen Stufenloses Reibradgetriebe
JP2000120822A (ja) * 1998-10-21 2000-04-28 Nsk Ltd 無段変速装置
DE19962694C2 (de) * 1998-12-28 2003-12-11 Nsk Ltd Stufenlos verstellbares Toroidgetriebe
JP3659102B2 (ja) * 1999-12-28 2005-06-15 日産自動車株式会社 トロイダル型無段変速機のパワーローラ支持構造
JP2002213553A (ja) * 2001-01-24 2002-07-31 Nsk Ltd トロイダル型無段変速機
JP3646661B2 (ja) * 2001-03-27 2005-05-11 日産自動車株式会社 トロイダル型無段変速機の変速制御装置
JP4100072B2 (ja) * 2001-07-10 2008-06-11 株式会社ジェイテクト フルトロイダル型無段変速機
GB2379960B (en) 2001-07-10 2005-06-22 Koyo Seiko Co Toroidal continuously variable transmission.
JP2003269559A (ja) * 2002-03-13 2003-09-25 Nissan Motor Co Ltd トロイダル型無段変速機のパワーローラ支持構造
US20050148426A1 (en) * 2002-07-19 2005-07-07 Steffen Henzler Variable speed transmission having a continuously variable toroidal drive
GB2394518A (en) * 2002-10-23 2004-04-28 Torotrak Dev Ltd Continuously variable ratio transmission unit and method of assembly thereof
US7563192B2 (en) * 2003-06-27 2009-07-21 Nsk Ltd. Toroidal-type continuously variable transmission
US7086981B2 (en) * 2004-02-18 2006-08-08 The Gates Corporation Transmission and constant speed accessory drive
GB2423122A (en) * 2005-02-11 2006-08-16 Torotrak Dev Ltd A variator roller carriages moved by a lever
GB2440746B (en) * 2006-08-07 2012-01-04 Torotrak Dev Ltd Drive mechanism for infinitely variable transmission

Also Published As

Publication number Publication date
EP2227645B8 (de) 2012-05-09
KR20100102636A (ko) 2010-09-24
CN101990610A (zh) 2011-03-23
RU2010127860A (ru) 2012-01-20
EP2227645B1 (de) 2012-04-04
US20110028267A1 (en) 2011-02-03
NZ586563A (en) 2012-05-25
GB2455337A (en) 2009-06-10
JP5496102B2 (ja) 2014-05-21
US8764605B2 (en) 2014-07-01
EP2227645A2 (de) 2010-09-15
ES2385961T3 (es) 2012-08-06
AU2008335415A1 (en) 2009-06-18
CN101990610B (zh) 2012-12-26
WO2009076204A2 (en) 2009-06-18
EP2227645A4 (de) 2011-03-09
JP2011506865A (ja) 2011-03-03
GB0723857D0 (en) 2008-01-16
RU2479767C2 (ru) 2013-04-20
WO2009076204A3 (en) 2009-07-30
MX2010006222A (es) 2010-08-02

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