GB0618929D0 - Continuously variable transmission - Google Patents

Continuously variable transmission

Info

Publication number
GB0618929D0
GB0618929D0 GBGB0618929.4A GB0618929A GB0618929D0 GB 0618929 D0 GB0618929 D0 GB 0618929D0 GB 0618929 A GB0618929 A GB 0618929A GB 0618929 D0 GB0618929 D0 GB 0618929D0
Authority
GB
United Kingdom
Prior art keywords
continuously variable
variable transmission
continuously
transmission
variable
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.)
Pending
Application number
GBGB0618929.4A
Other languages
English (en)
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.)
Torotrak Development Ltd
Original Assignee
Torotrak Development 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
Application filed by Torotrak Development Ltd filed Critical Torotrak Development Ltd
Priority to GBGB0618929.4A priority Critical patent/GB0618929D0/en
Publication of GB0618929D0 publication Critical patent/GB0618929D0/en
Priority to KR1020147009227A priority patent/KR101440848B1/ko
Priority to PCT/GB2007/050578 priority patent/WO2008038043A2/en
Priority to KR1020097008526A priority patent/KR20090064590A/ko
Priority to JP2009529777A priority patent/JP2010505074A/ja
Priority to GB0904809A priority patent/GB2455030B/en
Priority to DE112007002280.9T priority patent/DE112007002280B4/de
Priority to CN200780041297.4A priority patent/CN101535110B/zh
Priority to JP2014182042A priority patent/JP2015007481A/ja
Priority to JP2016216061A priority patent/JP2017062039A/ja
Priority to JP2018186440A priority patent/JP6926379B2/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
    • B60W30/18—Propelling the vehicle
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/02—Conjoint control of vehicle sub-units of different type or different function including control of driveline clutches
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
    • B60W30/18—Propelling the vehicle
    • B60W30/18009—Propelling the vehicle related to particular drive situations
    • B60W30/18027—Drive off, accelerating from standstill
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/02—Clutches
    • B60W2710/027—Clutch torque
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/10—Change speed gearings
    • B60W2710/105—Output torque
    • 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
    • F16H2061/6604—Special control features generally applicable to continuously variable gearings
    • F16H2061/661—Conjoint control of CVT and drive clutch
    • 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
    • F16H37/021—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings toothed gearing combined with continuous variable friction gearing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Automation & Control Theory (AREA)
  • Friction Gearing (AREA)
  • Control Of Transmission Device (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
GBGB0618929.4A 2006-09-26 2006-09-26 Continuously variable transmission Pending GB0618929D0 (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
GBGB0618929.4A GB0618929D0 (en) 2006-09-26 2006-09-26 Continuously variable transmission
CN200780041297.4A CN101535110B (zh) 2006-09-26 2007-09-24 无级变速传动装置
JP2009529777A JP2010505074A (ja) 2006-09-26 2007-09-24 連続可変変速機
PCT/GB2007/050578 WO2008038043A2 (en) 2006-09-26 2007-09-24 Continuously variable transmission
KR1020097008526A KR20090064590A (ko) 2006-09-26 2007-09-24 연속 가변 트랜스미션
KR1020147009227A KR101440848B1 (ko) 2006-09-26 2007-09-24 연속 가변 트랜스미션
GB0904809A GB2455030B (en) 2006-09-26 2007-09-24 Continuously variable transmission
DE112007002280.9T DE112007002280B4 (de) 2006-09-26 2007-09-24 Stufenloses Getriebe
JP2014182042A JP2015007481A (ja) 2006-09-26 2014-09-08 連続可変変速機
JP2016216061A JP2017062039A (ja) 2006-09-26 2016-11-04 連続可変変速機
JP2018186440A JP6926379B2 (ja) 2006-09-26 2018-10-01 連続可変変速機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0618929.4A GB0618929D0 (en) 2006-09-26 2006-09-26 Continuously variable transmission

Publications (1)

Publication Number Publication Date
GB0618929D0 true GB0618929D0 (en) 2006-11-08

Family

ID=37434678

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB0618929.4A Pending GB0618929D0 (en) 2006-09-26 2006-09-26 Continuously variable transmission
GB0904809A Active GB2455030B (en) 2006-09-26 2007-09-24 Continuously variable transmission

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0904809A Active GB2455030B (en) 2006-09-26 2007-09-24 Continuously variable transmission

Country Status (6)

Country Link
JP (4) JP2010505074A (de)
KR (2) KR101440848B1 (de)
CN (1) CN101535110B (de)
DE (1) DE112007002280B4 (de)
GB (2) GB0618929D0 (de)
WO (1) WO2008038043A2 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5071239B2 (ja) * 2008-05-16 2012-11-14 トヨタ自動車株式会社 トロイダル式無段変速機およびそのパワーローラの同期方法
KR20120099777A (ko) 2009-12-16 2012-09-11 알리손 트랜스미션, 인크. 변속수단 잠금 밸브 시스템
US8401752B2 (en) 2009-12-16 2013-03-19 Allison Transmission, Inc. Fail-to-neutral system and method for a toroidal traction drive automatic transmission
US8578802B2 (en) 2009-12-16 2013-11-12 Allison Transmission, Inc. System and method for multiplexing gear engagement control and providing fault protection in a toroidal traction drive automatic transmission
CN102713368B (zh) 2009-12-16 2016-06-29 艾里逊变速箱公司 用于自动变速器的快速阀致动系统
CN102713351B (zh) 2009-12-16 2016-06-29 艾里逊变速箱公司 用于控制变速机构端负载作用力的系统和方法
CA2784764C (en) 2009-12-16 2019-03-12 Allison Transmission, Inc. Variator fault detection system
GB2478003B (en) * 2010-02-23 2012-07-25 Torotrak Dev Ltd Variator traction control arrangement
KR20130131314A (ko) 2010-08-16 2013-12-03 알리손 트랜스미션, 인크. 무한변속기용 기어 스킴
US8840522B2 (en) 2010-12-15 2014-09-23 Allison Transmission, Inc. Variator switching valve scheme for a torroidal traction drive transmision
WO2012082843A1 (en) 2010-12-15 2012-06-21 Long Charles F Dual pump regulator system for a motor vehicle transmission
KR20130141636A (ko) 2010-12-15 2013-12-26 알리손 트랜스미션, 인크. 토로이달 트랙션 드라이브 변속기용 배리에이터 멀티플렉스 밸브 구조물
GB201200357D0 (en) 2012-01-10 2012-02-22 Torotrak Dev Ltd Variator
GB201201068D0 (en) 2012-01-23 2012-03-07 Torotrak Dev Ltd Variator
WO2013110920A1 (en) * 2012-01-23 2013-08-01 Torotrak (Development) Limited Variator
WO2013120655A1 (de) * 2012-02-14 2013-08-22 Schaeffler Technologies AG & Co. KG Mehrbereich-cvt
DE102012221477B4 (de) 2012-11-23 2023-08-03 Zf Friedrichshafen Ag Verfahren zum Betreiben eines Fahrzeugantriebsstranges während eines Anfahrvorganges
US10655551B2 (en) 2013-02-13 2020-05-19 Allison Transmission, Inc. Drive arrangement for an engine ancillary such as a supercharger
CN105874241A (zh) * 2013-11-29 2016-08-17 托罗特拉克(开发)有限公司 环形变速器
EP2955074B1 (de) 2014-06-13 2020-11-04 Perkins Engines Company Limited Variatorunterstützte Übertragung und Start-Steuerverfahren für eine solche Übertragung
CN105221734B (zh) * 2015-09-09 2018-04-03 梁稚子 电动摩托车外转子电机摆式自适应自动变速驱动总成
CN105156658B (zh) * 2015-09-09 2017-10-24 梁稚子 电动摩托车内转子电机摆式自适应自动变速驱动总成
CA3027365A1 (en) * 2016-06-13 2017-12-21 Joe G. Villarreal Transmission assembly and method
CN109883598B (zh) * 2019-04-15 2021-06-04 中车株洲电力机车有限公司 一种轨道机车牵引力的检测方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62171556A (ja) * 1986-01-24 1987-07-28 Daihatsu Motor Co Ltd 無段変速機の緊急発進制御方法
JPS62233556A (ja) * 1986-04-02 1987-10-13 Nippon Seiko Kk デユアルキヤビテイ式トロイダル型無段変速機
JPH0660669B2 (ja) * 1986-05-02 1994-08-10 日産自動車株式会社 トロイダル型無段変速機
JPS62283247A (ja) * 1986-05-29 1987-12-09 Daihatsu Motor Co Ltd トルクカム装置
JP3372285B2 (ja) * 1993-04-02 2003-01-27 マツダ株式会社 トロイダル型無段変速機
GB2312258A (en) * 1996-04-19 1997-10-22 Torotrak Dev Ltd CVT control system has regime change clutches controlled independently of variator
JP3632368B2 (ja) * 1997-04-23 2005-03-23 日本精工株式会社 トロイダル型無段変速機
US5980421A (en) * 1997-04-22 1999-11-09 Nsk Ltd. Toroidal type continuously variable transmission
JP3475796B2 (ja) 1998-07-24 2003-12-08 日産自動車株式会社 自動変速機のライン圧制御装置
JP3541764B2 (ja) * 1999-04-30 2004-07-14 日産自動車株式会社 トロイダル型無段変速機
JP2002106666A (ja) * 2000-10-02 2002-04-10 Toyota Motor Corp 無段変速機
JP2002147555A (ja) * 2000-11-16 2002-05-22 Nsk Ltd トロイダル型無段変速機
JP2002372113A (ja) * 2001-06-14 2002-12-26 Nsk Ltd トロイダル型無段変速機
ATE298852T1 (de) * 2001-08-31 2005-07-15 Torotrak Dev Ltd Stufenloses getriebe und dessen steuerverfahren
JP2004036866A (ja) * 2002-07-08 2004-02-05 Ebara Corp 流体圧シリンダ及び衝撃緩和調整方法
GB0300419D0 (en) * 2003-01-09 2003-02-05 Torotrak Dev Ltd Continuously variable transmission and method of controlling regime change therein
GB0326077D0 (en) * 2003-11-07 2003-12-10 Torotrak Dev Ltd Productionised hydraulics
GB0420007D0 (en) 2004-09-09 2004-10-13 Torotrak Dev Ltd A motor vehicle powertrain and a method and apparatus for control thereof

Also Published As

Publication number Publication date
CN101535110B (zh) 2014-04-09
GB2455030B (en) 2011-04-20
GB0904809D0 (en) 2009-05-06
WO2008038043A3 (en) 2008-05-15
JP2018200115A (ja) 2018-12-20
CN101535110A (zh) 2009-09-16
JP2017062039A (ja) 2017-03-30
KR20090064590A (ko) 2009-06-19
DE112007002280T5 (de) 2009-08-13
KR20140063777A (ko) 2014-05-27
JP6926379B2 (ja) 2021-08-25
GB2455030A (en) 2009-06-03
DE112007002280B4 (de) 2019-03-21
JP2010505074A (ja) 2010-02-18
JP2015007481A (ja) 2015-01-15
WO2008038043A2 (en) 2008-04-03
KR101440848B1 (ko) 2014-11-03

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