GB2540733B - Variator - Google Patents

Variator

Info

Publication number
GB2540733B
GB2540733B GB1509285.1A GB201509285A GB2540733B GB 2540733 B GB2540733 B GB 2540733B GB 201509285 A GB201509285 A GB 201509285A GB 2540733 B GB2540733 B GB 2540733B
Authority
GB
United Kingdom
Prior art keywords
variator
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.)
Active
Application number
GB1509285.1A
Other versions
GB2540733A (en
GB201509285D0 (en
Inventor
William Edward Fuller John
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.)
Allison Transmission Inc
Original Assignee
Allison Transmission Inc
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 Allison Transmission Inc filed Critical Allison Transmission Inc
Priority to GB1509285.1A priority Critical patent/GB2540733B/en
Publication of GB201509285D0 publication Critical patent/GB201509285D0/en
Priority to PCT/GB2016/051594 priority patent/WO2016193711A1/en
Publication of GB2540733A publication Critical patent/GB2540733A/en
Application granted granted Critical
Publication of GB2540733B publication Critical patent/GB2540733B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/04—Final output mechanisms therefor; Actuating means for the final output mechanisms a single final output mechanism being moved by a single final actuating mechanism
    • F16H63/06—Final output mechanisms therefor; Actuating means for the final output mechanisms a single final output mechanism being moved by a single final actuating mechanism the final output mechanism having an indefinite number of positions

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Friction Gearing (AREA)
GB1509285.1A 2015-05-29 2015-05-29 Variator Active GB2540733B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1509285.1A GB2540733B (en) 2015-05-29 2015-05-29 Variator
PCT/GB2016/051594 WO2016193711A1 (en) 2015-05-29 2016-05-31 Variator and method of operating a variator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1509285.1A GB2540733B (en) 2015-05-29 2015-05-29 Variator

Publications (3)

Publication Number Publication Date
GB201509285D0 GB201509285D0 (en) 2015-07-15
GB2540733A GB2540733A (en) 2017-02-01
GB2540733B true GB2540733B (en) 2019-04-03

Family

ID=53677435

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1509285.1A Active GB2540733B (en) 2015-05-29 2015-05-29 Variator

Country Status (2)

Country Link
GB (1) GB2540733B (en)
WO (1) WO2016193711A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3138331A1 (en) * 1981-09-26 1983-04-14 Reinhold 4937 Kachtenhausen Möller Infinitely variable control mechanism
JP2006132661A (en) * 2004-11-05 2006-05-25 Mazda Motor Corp Toroidal type transmission
DE102006039319A1 (en) * 2006-08-22 2008-02-28 Stephan Horsthemke Stepless friction gear for vehicles, particularly small car class, has function designed as centrifugal mass according to available output-sided universal ball, for energy storage, which is used for increasing accelerating power
WO2015079069A1 (en) * 2013-11-29 2015-06-04 Torotrak (Development) Ltd Variator

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3138331A1 (en) * 1981-09-26 1983-04-14 Reinhold 4937 Kachtenhausen Möller Infinitely variable control mechanism
JP2006132661A (en) * 2004-11-05 2006-05-25 Mazda Motor Corp Toroidal type transmission
DE102006039319A1 (en) * 2006-08-22 2008-02-28 Stephan Horsthemke Stepless friction gear for vehicles, particularly small car class, has function designed as centrifugal mass according to available output-sided universal ball, for energy storage, which is used for increasing accelerating power
WO2015079069A1 (en) * 2013-11-29 2015-06-04 Torotrak (Development) Ltd Variator

Also Published As

Publication number Publication date
GB2540733A (en) 2017-02-01
WO2016193711A1 (en) 2016-12-08
GB201509285D0 (en) 2015-07-15

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20180726 AND 20180801