JPS5112057A - - Google Patents

Info

Publication number
JPS5112057A
JPS5112057A JP50070262A JP7026275A JPS5112057A JP S5112057 A JPS5112057 A JP S5112057A JP 50070262 A JP50070262 A JP 50070262A JP 7026275 A JP7026275 A JP 7026275A JP S5112057 A JPS5112057 A JP S5112057A
Authority
JP
Japan
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.)
Pending
Application number
JP50070262A
Inventor
Jei Aisuman Uorutaa
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.)
Sundstrand Corp
Original Assignee
Sundstrand 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 Sundstrand Corp filed Critical Sundstrand Corp
Publication of JPS5112057A publication Critical patent/JPS5112057A/ja
Pending 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Friction Gearing (AREA)
JP50070262A 1974-07-18 1975-06-12 Pending JPS5112057A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/489,466 US3933054A (en) 1974-07-18 1974-07-18 Toroidal traction drive

Publications (1)

Publication Number Publication Date
JPS5112057A true JPS5112057A (ja) 1976-01-30

Family

ID=23943983

Family Applications (2)

Application Number Title Priority Date Filing Date
JP50070262A Pending JPS5112057A (ja) 1974-07-18 1975-06-12
JP1983160707U Pending JPS5983242U (ja) 1974-07-18 1983-10-19 トロイド型牽引駆動装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP1983160707U Pending JPS5983242U (ja) 1974-07-18 1983-10-19 トロイド型牽引駆動装置

Country Status (5)

Country Link
US (1) US3933054A (ja)
JP (2) JPS5112057A (ja)
DE (1) DE2531399C2 (ja)
FR (1) FR2278997A1 (ja)
GB (1) GB1500763A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50106173A (ja) * 1973-12-27 1975-08-21

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1600973A (en) * 1976-08-14 1981-10-21 Lucas Industries Ltd Variable speed transmission systems
US4185509A (en) * 1976-09-10 1980-01-29 Textron Inc. Traction-drive transmission
US4098146A (en) * 1976-09-10 1978-07-04 Textron Inc. Traction-drive transmission
US5423727A (en) * 1988-11-21 1995-06-13 Torotrak (Development) Limited Transmission of the toroidal-race rolling-traction type
IN176702B (ja) * 1988-11-21 1996-08-24 Torotrak Dev Ltd
GB9513141D0 (en) * 1995-06-28 1995-08-30 Greenwood Christopher J Improvements in or relating to continuously-variable-ratio transmissions of the toroidal-race rolling traction type
JP2002021958A (ja) * 2000-07-07 2002-01-23 Nsk Ltd パワーローラの位置管理方法
DE10047398A1 (de) 2000-09-26 2002-04-11 Deere & Co Getriebesynthese mit stufenlosen und konstanten Getriebemodulen
GB0201631D0 (en) * 2002-01-24 2002-03-13 Torotrak Dev Ltd Fluid supply arrangement for a rolling-traction continuously variable ratio transmission unit
GB0201628D0 (en) * 2002-01-24 2002-03-13 Torotrak Dev Ltd Improvements relating to continuously variable transmissions
CA2401474C (en) * 2002-09-05 2011-06-21 Ecole De Technologie Superieure Drive roller control for toric-drive transmission
GB2394518A (en) 2002-10-23 2004-04-28 Torotrak Dev Ltd Continuously variable ratio transmission unit and method of assembly thereof
JP2007064335A (ja) * 2005-08-30 2007-03-15 Jtekt Corp トロイダル型無段変速機
GB2440746B (en) * 2006-08-07 2012-01-04 Torotrak Dev Ltd Drive mechanism for infinitely variable transmission
US8939866B2 (en) 2012-03-15 2015-01-27 Hamilton Sundstrand Corporation Toroidal traction drive

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2962909A (en) * 1959-01-29 1960-12-06 Avco Mfg Corp Roll positioning system for toroidal variable ratio transmissions
US2959972A (en) * 1959-02-11 1960-11-15 Avco Mfg Corp Single ball joint roller support for toroidal variable ratio transmissions
US3165937A (en) * 1962-08-31 1965-01-19 Avco Corp Constant speed toroidal drive
GB1032004A (en) * 1964-05-01 1966-06-08 Nat Res Dev Improvements in or relating to toric race transmission units
DE1227303B (de) * 1964-12-02 1966-10-20 Avco Corp Toroidgetriebe
GB1146321A (en) * 1965-03-09 1969-03-26 English Electric Co Ltd Variable ratio friction gears

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50106173A (ja) * 1973-12-27 1975-08-21
JPS5640446B2 (ja) * 1973-12-27 1981-09-21

Also Published As

Publication number Publication date
FR2278997A1 (fr) 1976-02-13
FR2278997B1 (ja) 1980-11-14
US3933054A (en) 1976-01-20
GB1500763A (en) 1978-02-08
DE2531399A1 (de) 1976-01-29
DE2531399C2 (de) 1986-07-03
JPS5983242U (ja) 1984-06-05

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