DE69903150D1 - Hydraulischer steuerkreis für ein stufenlos regelbares getriebe - Google Patents

Hydraulischer steuerkreis für ein stufenlos regelbares getriebe

Info

Publication number
DE69903150D1
DE69903150D1 DE69903150T DE69903150T DE69903150D1 DE 69903150 D1 DE69903150 D1 DE 69903150D1 DE 69903150 T DE69903150 T DE 69903150T DE 69903150 T DE69903150 T DE 69903150T DE 69903150 D1 DE69903150 D1 DE 69903150D1
Authority
DE
Germany
Prior art keywords
control circuit
hydraulic control
continuously adjustable
adjustable gearbox
gearbox
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.)
Expired - Fee Related
Application number
DE69903150T
Other languages
English (en)
Other versions
DE69903150T2 (de
Inventor
Christopher John Greenwood
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
Publication of DE69903150D1 publication Critical patent/DE69903150D1/de
Application granted granted Critical
Publication of DE69903150T2 publication Critical patent/DE69903150T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H61/00Control 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
    • F16H61/66Control 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
    • F16H61/664Friction gearings
    • F16H61/6648Friction gearings controlling of shifting being influenced by a signal derived from the engine and the main coupling
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H61/00Control 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
    • F16H61/66Control 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
    • F16H61/664Friction gearings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Transmission Device (AREA)
  • Friction Gearing (AREA)
  • Control Of Fluid Gearings (AREA)
DE69903150T 1998-05-08 1999-05-07 Hydraulischer steuerkreis für ein stufenlos regelbares getriebe Expired - Fee Related DE69903150T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9809959A GB2337090A (en) 1998-05-08 1998-05-08 Hydraulic control circuit for a continuously-variable ratio transmission
PCT/GB1999/001444 WO1999058883A1 (en) 1998-05-08 1999-05-07 An hydraulic control circuit for a continuously-variable-transmission

Publications (2)

Publication Number Publication Date
DE69903150D1 true DE69903150D1 (de) 2002-10-31
DE69903150T2 DE69903150T2 (de) 2003-01-30

Family

ID=10831755

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69903150T Expired - Fee Related DE69903150T2 (de) 1998-05-08 1999-05-07 Hydraulischer steuerkreis für ein stufenlos regelbares getriebe

Country Status (16)

Country Link
US (1) US6626793B1 (de)
EP (1) EP1076786B1 (de)
JP (1) JP2002514725A (de)
KR (1) KR100561800B1 (de)
CN (1) CN1114055C (de)
AR (1) AR015046A1 (de)
AU (1) AU748981B2 (de)
BR (1) BR9910041A (de)
CA (1) CA2330605A1 (de)
DE (1) DE69903150T2 (de)
GB (1) GB2337090A (de)
HU (1) HU222033B1 (de)
PL (1) PL344136A1 (de)
RU (1) RU2232321C2 (de)
WO (1) WO1999058883A1 (de)
ZA (1) ZA200005511B (de)

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2369164A (en) 2000-11-16 2002-05-22 Torotrak Dev Ltd Hydraulic control of a continuously-variable ratio transmission
EP1273833A1 (de) * 2001-07-05 2003-01-08 Torotrak (Development) Limited Hydraulische Steuereinrichtung für ein stufenloses Getriebe
DE60205892T2 (de) 2001-05-01 2006-06-08 Torotrak (Development) Ltd., Leyland Hydraulischer steuerkreis für ein stufenlos verstellbares getriebe
GB0113523D0 (en) 2001-06-04 2001-07-25 Torotrak Dev Ltd An Hydraulic control circuit for a continuosly variable transmission
DE10233089A1 (de) * 2002-07-19 2004-02-05 Daimlerchrysler Ag Getriebe mit stufenlos veränderbarer Übersetzung
US7303503B2 (en) * 2002-08-02 2007-12-04 Nsk Ltd. Toroidal-type continuously variable transmission
CA2401474C (en) * 2002-09-05 2011-06-21 Ecole De Technologie Superieure Drive roller control for toric-drive transmission
US7011600B2 (en) 2003-02-28 2006-03-14 Fallbrook Technologies Inc. Continuously variable transmission
EP1596104B1 (de) * 2004-05-15 2009-01-21 LuK Lamellen und Kupplungsbau Beteiligungs KG Vorrichtung zum Ansteuern einer Mehrzahl von hydraulischen Schaltzylindern sowie Hydraulikversorgungssystem für ein Doppelkupplungsgetriebe
AU2005294611B2 (en) 2004-10-05 2011-10-06 Fallbrook Intellectual Property Company Llc Continuously variable transmission
KR101577354B1 (ko) 2005-10-28 2015-12-16 폴브룩 인텔렉츄얼 프로퍼티 컴퍼니 엘엘씨 전동 드라이브
EP1954959B1 (de) 2005-11-22 2013-05-15 Fallbrook Intellectual Property Company LLC Stufenlos verstellbares getriebe
CA2976893C (en) 2005-12-09 2019-03-12 Fallbrook Intellectual Property Company Llc Continuously variable transmission
EP1811202A1 (de) 2005-12-30 2007-07-25 Fallbrook Technologies, Inc. Stufenloses Getriebe
CN102251854B (zh) 2006-06-26 2013-02-13 福博科技术公司 无级变速器
US7544151B2 (en) * 2006-09-13 2009-06-09 Gm Global Technology Operations, Inc. Method and apparatus to monitor operation of an auxiliary hydraulic pump in a transmission
EP2125469A2 (de) 2007-02-01 2009-12-02 Fallbrook Technologies Inc. System und verfahren zur getriebe- und/oder antriebsmotorsteuerung
WO2008100792A1 (en) 2007-02-12 2008-08-21 Fallbrook Technologies Inc. Continuously variable transmissions and methods therefor
EP2700843A3 (de) 2007-02-16 2017-11-08 Fallbrook Intellectual Property Company LLC Stufenlose Getriebe, Verfahren, Anordnungen, Baugruppen und Komponenten dafür
CN101720397B (zh) 2007-04-24 2013-01-02 福博科技术公司 电力牵引传动装置
US8641577B2 (en) 2007-06-11 2014-02-04 Fallbrook Intellectual Property Company Llc Continuously variable transmission
JP5450405B2 (ja) 2007-07-05 2014-03-26 フォールブルック インテレクチュアル プロパティー カンパニー エルエルシー 無段(continuouslyvariable:連続可変)変速機
US8060284B2 (en) * 2007-10-31 2011-11-15 Deere & Company Work machine with torque limiting control for an infinitely variable transmission
CN101861482B (zh) 2007-11-16 2014-05-07 福博科知识产权有限责任公司 用于变速传动装置的控制器
US8321097B2 (en) 2007-12-21 2012-11-27 Fallbrook Intellectual Property Company Llc Automatic transmissions and methods therefor
US8313405B2 (en) 2008-02-29 2012-11-20 Fallbrook Intellectual Property Company Llc Continuously and/or infinitely variable transmissions and methods therefor
US8317651B2 (en) 2008-05-07 2012-11-27 Fallbrook Intellectual Property Company Llc Assemblies and methods for clamping force generation
US8535199B2 (en) 2008-06-06 2013-09-17 Fallbrook Intellectual Property Company Llc Infinitely variable transmissions, continuously variable transmissions, methods, assemblies, subassemblies, and components therefor
CN102084155B (zh) 2008-06-23 2014-06-11 福博科知识产权有限责任公司 无级变速器
CA2732668C (en) 2008-08-05 2017-11-14 Fallbrook Technologies Inc. Methods for control of transmission and prime mover
US8469856B2 (en) 2008-08-26 2013-06-25 Fallbrook Intellectual Property Company Llc Continuously variable transmission
US8167759B2 (en) 2008-10-14 2012-05-01 Fallbrook Technologies Inc. Continuously variable transmission
EP2669550B1 (de) 2009-04-16 2019-01-09 Fallbrook Intellectual Property Company LLC Stufenlos verstellbares getriebe
WO2011075427A1 (en) * 2009-12-16 2011-06-23 Allison Transmission, Inc. System and method for controlling endload force of a variator
CN105179672B (zh) 2009-12-16 2017-07-11 艾里逊变速箱公司 变换器微调系统控制方法和变换器的控制回路
CA2784373C (en) 2009-12-16 2017-11-07 Allison Transmission, Inc. Fast valve actuation system for an automatic transmission
US8676515B2 (en) * 2009-12-16 2014-03-18 Allison Transmission, Inc. System and method for detecting clutch-related faults in an 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
US8401752B2 (en) * 2009-12-16 2013-03-19 Allison Transmission, Inc. Fail-to-neutral system and method for a toroidal traction drive automatic transmission
WO2011075243A1 (en) * 2009-12-16 2011-06-23 Allison Transmission, Inc. Variator fault detection system
GB2478003B (en) * 2010-02-23 2012-07-25 Torotrak Dev Ltd Variator traction control arrangement
US8512195B2 (en) 2010-03-03 2013-08-20 Fallbrook Intellectual Property Company Llc Infinitely variable transmissions, continuously variable transmissions, methods, assemblies, subassemblies, and components therefor
KR20130131314A (ko) 2010-08-16 2013-12-03 알리손 트랜스미션, 인크. 무한변속기용 기어 스킴
US8888643B2 (en) 2010-11-10 2014-11-18 Fallbrook Intellectual Property Company Llc Continuously variable transmission
KR20140045302A (ko) 2010-12-15 2014-04-16 알리손 트랜스미션, 인크. 차량 변속기용 듀얼 펌프 조절기 시스템
US8721494B2 (en) 2010-12-15 2014-05-13 Allison Transmission, Inc. Variator multiplex valve scheme for a torroidal traction drive transmision
WO2012082845A2 (en) 2010-12-15 2012-06-21 Long Charles F Variator switching valve scheme for a torroidal traction drive transmission
JP6175450B2 (ja) 2012-01-23 2017-08-02 フォールブルック インテレクチュアル プロパティー カンパニー エルエルシー 無限可変変速機、連続可変変速機、方法、組立体、部分組立体およびその構成要素
US8897977B2 (en) 2012-06-15 2014-11-25 Allison Transmission, Inc. Variator control with torque protection
KR102433297B1 (ko) 2013-04-19 2022-08-16 폴브룩 인텔렉츄얼 프로퍼티 컴퍼니 엘엘씨 무단 변속기
US10047861B2 (en) 2016-01-15 2018-08-14 Fallbrook Intellectual Property Company Llc Systems and methods for controlling rollback in continuously variable transmissions
EP3430287B1 (de) 2016-03-18 2020-12-23 Fallbrook Intellectual Property Company LLC Stufenlose getriebesysteme und verfahren
US10023266B2 (en) 2016-05-11 2018-07-17 Fallbrook Intellectual Property Company Llc Systems and methods for automatic configuration and automatic calibration of continuously variable transmissions and bicycles having continuously variable transmissions
JP7159657B2 (ja) * 2018-07-10 2022-10-25 トヨタ自動車株式会社 リニアソレノイドの制御装置
US11215268B2 (en) 2018-11-06 2022-01-04 Fallbrook Intellectual Property Company Llc Continuously variable transmissions, synchronous shifting, twin countershafts and methods for control of same
US11174922B2 (en) 2019-02-26 2021-11-16 Fallbrook Intellectual Property Company Llc Reversible variable drives and systems and methods for control in forward and reverse directions
CN112483560B (zh) * 2020-10-21 2022-04-01 北方汤臣传动科技有限公司 一种液力自动变速箱应急换挡系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8819430D0 (en) * 1988-08-16 1988-09-21 Greenwood C J Improvements in/relating to hydraulic control circuits for continuously-variable-ratio transmissions
GB8900210D0 (en) * 1989-01-06 1989-03-08 Fellows Thomas G Improvements in or relating to drivelines for wheeled vehicles
GB9005969D0 (en) * 1990-03-16 1990-05-09 Lambert David R Improvements in or relating to hydraulic control systems
GB9214190D0 (en) * 1992-07-03 1992-08-12 Robinson Leslie K Improvements in or relating to continuously-variable-ratio transmissions of the toroidal-race rolling-traction type
IN189939B (de) * 1993-12-20 2003-05-17 Torotrak Dev Ltd
DE19534391B4 (de) * 1995-09-16 2005-10-06 Zf Sachs Ag Steueranordnung für ein im Antriebsstrang eines Kraftfahrzeugs angeordnetes Reibradgetriebe
GB2312257A (en) * 1996-04-19 1997-10-22 Torotrak Dev Ltd Toroidal race variator control system varies end loading according to net pres sure
US5938557A (en) * 1996-04-19 1999-08-17 Torotrak (Development) Limited CVT Control System
GB2312258A (en) * 1996-04-19 1997-10-22 Torotrak Dev Ltd CVT control system has regime change clutches controlled independently of variator

Also Published As

Publication number Publication date
PL344136A1 (en) 2001-10-08
EP1076786A1 (de) 2001-02-21
HUP0102140A3 (en) 2001-11-28
AR015046A1 (es) 2001-04-11
RU2232321C2 (ru) 2004-07-10
HU222033B1 (hu) 2003-03-28
KR20010043440A (ko) 2001-05-25
EP1076786B1 (de) 2002-09-25
ZA200005511B (en) 2001-05-22
HUP0102140A2 (hu) 2001-10-28
AU748981B2 (en) 2002-06-13
GB2337090A (en) 1999-11-10
BR9910041A (pt) 2001-01-09
JP2002514725A (ja) 2002-05-21
GB9809959D0 (en) 1998-07-08
US6626793B1 (en) 2003-09-30
WO1999058883A1 (en) 1999-11-18
KR100561800B1 (ko) 2006-03-21
DE69903150T2 (de) 2003-01-30
CN1114055C (zh) 2003-07-09
CN1300355A (zh) 2001-06-20
CA2330605A1 (en) 1999-11-28
AU3938499A (en) 1999-11-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee