DE3887756D1 - Getriebesteuerung. - Google Patents

Getriebesteuerung.

Info

Publication number
DE3887756D1
DE3887756D1 DE88906034T DE3887756T DE3887756D1 DE 3887756 D1 DE3887756 D1 DE 3887756D1 DE 88906034 T DE88906034 T DE 88906034T DE 3887756 T DE3887756 T DE 3887756T DE 3887756 D1 DE3887756 D1 DE 3887756D1
Authority
DE
Germany
Prior art keywords
transmission control
transmission
control
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
DE88906034T
Other languages
English (en)
Other versions
DE3887756T2 (de
Inventor
Yoshio Asayama
Makio Tsubota
Yasunori Okura
Takayuki Sato
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.)
Komatsu Ltd
Original Assignee
Komatsu 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
Priority claimed from JP62157088A external-priority patent/JP2668359B2/ja
Priority claimed from JP62197711A external-priority patent/JPS6440746A/ja
Application filed by Komatsu Ltd filed Critical Komatsu Ltd
Publication of DE3887756D1 publication Critical patent/DE3887756D1/de
Application granted granted Critical
Publication of DE3887756T2 publication Critical patent/DE3887756T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • F16H61/02—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 characterised by the signals used
    • F16H61/0202—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 characterised by the signals used the signals being electric
    • F16H61/0204—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 characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
    • F16H61/0206—Layout of electro-hydraulic control circuits, e.g. arrangement of valves
    • 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
    • F16H61/04—Smoothing ratio shift
    • F16H61/06—Smoothing ratio shift by controlling rate of change of fluid pressure
    • F16H61/061—Smoothing ratio shift by controlling rate of change of fluid pressure using electric control means
    • 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
    • F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
    • 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
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F16H59/68—Inputs being a function of gearing status
    • F16H2059/6807—Status of gear-change operation, e.g. clutch fully engaged
    • 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
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F16H59/68—Inputs being a function of gearing status
    • F16H2059/683—Sensing pressure in control systems or in fluid controlled devices, e.g. by pressure sensors
    • 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
    • F16H61/02—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 characterised by the signals used
    • F16H61/0202—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 characterised by the signals used the signals being electric
    • F16H61/0204—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 characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
    • F16H61/0206—Layout of electro-hydraulic control circuits, e.g. arrangement of valves
    • F16H2061/0209—Layout of electro-hydraulic control circuits, e.g. arrangement of valves with independent solenoid valves modulating the pressure individually for each clutch or brake
    • 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
    • F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
    • F16H2061/1204—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures for malfunction caused by simultaneous engagement of different ratios resulting in transmission lock state or tie-up condition
    • 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
    • F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
    • F16H2061/1208—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures with diagnostic check cycles; Monitoring of failures
    • 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
    • F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
    • F16H2061/1208—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures with diagnostic check cycles; Monitoring of failures
    • F16H2061/1216—Display or indication of detected failures
    • 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
    • F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
    • F16H2061/1232—Bringing the control into a predefined state, e.g. giving priority to particular actuators or gear ratios
    • 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
    • F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
    • F16H2061/1252—Fail safe valves
    • 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
    • F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
    • F16H2061/1256—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures characterised by the parts or units where malfunctioning was assumed or detected
    • F16H2061/126—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures characterised by the parts or units where malfunctioning was assumed or detected the failing part is the controller
    • F16H2061/1268—Electric parts of the controller, e.g. a defect solenoid, wiring or microprocessor
    • 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
    • F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
    • F16H2061/1256—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures characterised by the parts or units where malfunctioning was assumed or detected
    • F16H2061/1276—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures characterised by the parts or units where malfunctioning was assumed or detected the failing part is a friction device, e.g. clutches or brakes
    • 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
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F16H59/14—Inputs being a function of torque or torque demand
    • F16H59/24—Inputs being a function of torque or torque demand dependent on the throttle opening
    • 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
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F16H59/36—Inputs being a function of speed
    • F16H59/44—Inputs being a function of speed dependent on machine speed of the machine, e.g. 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
    • F16H61/70—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 change-speed gearing in group arrangement, i.e. with separate change-speed gear trains arranged in series, e.g. range or overdrive-type gearing arrangements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19219—Interchangeably locked
    • Y10T74/19251—Control mechanism
DE3887756T 1987-06-24 1988-06-24 Getriebesteuerung. Expired - Fee Related DE3887756T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP62157088A JP2668359B2 (ja) 1987-06-24 1987-06-24 変速機の制御装置
JP62197711A JPS6440746A (en) 1987-08-07 1987-08-07 Clutch pressure controller of transmission
PCT/JP1988/000631 WO1988010380A1 (en) 1987-06-24 1988-06-24 Transmission controller

Publications (2)

Publication Number Publication Date
DE3887756D1 true DE3887756D1 (de) 1994-03-24
DE3887756T2 DE3887756T2 (de) 1994-06-30

Family

ID=26484653

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3887756T Expired - Fee Related DE3887756T2 (de) 1987-06-24 1988-06-24 Getriebesteuerung.
DE3856005T Expired - Fee Related DE3856005T2 (de) 1987-06-24 1988-06-24 Anordnung zur Steuerung eines Getriebes

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE3856005T Expired - Fee Related DE3856005T2 (de) 1987-06-24 1988-06-24 Anordnung zur Steuerung eines Getriebes

Country Status (5)

Country Link
US (1) US5113720A (de)
EP (2) EP0538243B1 (de)
AU (1) AU612674B2 (de)
DE (2) DE3887756T2 (de)
WO (1) WO1988010380A1 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5209141A (en) * 1987-06-24 1993-05-11 Kabushiki Kaisha Komatsu Seisakusho Apparatus for controlling gear box
US5216606A (en) * 1989-12-26 1993-06-01 General Motors Corporation Compensated control method for filling a fluid-operated automatic transmission clutch
CA2024602C (en) * 1989-12-26 1996-06-25 Carl A. Lentz Method of calculating transmission clutch and brake fill time
WO1991014888A1 (en) * 1990-03-20 1991-10-03 Kabushiki Kaisha Komatsu Seisakusho Abnormality detection device for speed change system
JP2811912B2 (ja) * 1990-05-18 1998-10-15 トヨタ自動車株式会社 車両用自動変速機の制御装置
IT1241614B (it) * 1990-10-03 1994-01-25 Same Spa Circuito idraulico di comando di innesti a frizione in power-shift per cambi di trattori.
JPH0487086U (de) * 1990-11-30 1992-07-29
FR2679178B1 (fr) * 1991-07-16 1993-10-15 Renault Regie Nale Usines Procede et dispositif de commande d'une transmission automatique.
GB2278654B (en) * 1993-06-03 1997-11-19 Toyota Motor Co Ltd Shift control system for automatic transmission
US5460582A (en) * 1993-10-13 1995-10-24 Ford Motor Company Automatic transmission control system having electronic shift controllers and a solenoid valve diagnostic test during an upshift
US5467854A (en) * 1994-06-07 1995-11-21 Caterpillar Inc. Method of controlling clutch-to-clutch shifts for a powershift transmission
DE69506955T2 (de) * 1994-07-07 1999-07-01 Hyundai Motor Co Ltd Elektronische und hydraulische Steuerung eines automatischen Vierganggetriebes für Kraftfahrzeuge
US5651289A (en) * 1994-07-08 1997-07-29 Kubota Corporation Drive transmission system for working vehicle
US5505100A (en) * 1994-09-29 1996-04-09 Caterpillar Inc. Method of controlling interrupted shifts for a powershift transmission
US5609067A (en) * 1994-10-14 1997-03-11 Caterpillar Inc. Transmission control fault detection
US5493928A (en) * 1994-10-14 1996-02-27 Caterpillar Inc. Transmission control default operation
JP3307791B2 (ja) * 1995-03-02 2002-07-24 本田技研工業株式会社 車両用油圧作動式変速機の油圧制御装置
US5551930A (en) * 1995-04-13 1996-09-03 Caterpillar Inc. Adaptive control method for an automatic transmission
US5580332A (en) * 1995-04-13 1996-12-03 Caterpillar Inc. Method for determining the fill time of a transmission clutch
JP4028010B2 (ja) * 1995-12-11 2007-12-26 株式会社デンソー 車両用自動変速機制御装置
US6115661A (en) * 1998-04-09 2000-09-05 Caterpillar Inc. End-of-fill detector for a fluid actuated clutch
US5950789A (en) * 1998-04-27 1999-09-14 Caterpillar Inc. End of fill detector for a fluid actuated clutch
JP3519029B2 (ja) * 1999-12-09 2004-04-12 本田技研工業株式会社 自動変速機の制御装置
JP3787492B2 (ja) * 2000-11-29 2006-06-21 株式会社日立製作所 自動変速機制御装置、および方法
US6382248B1 (en) * 2001-02-23 2002-05-07 General Motors Corporation Self-diagnosing pressure regulator apparatus
US6966862B2 (en) * 2001-09-28 2005-11-22 Jatco Ltd Shift control system of automatic transmission
JP3784353B2 (ja) * 2002-08-28 2006-06-07 ジヤトコ株式会社 車両用変速機の油圧制御装置
US7103463B2 (en) 2004-05-15 2006-09-05 General Motors Corporation Hydraulic clutch state diagnostic and control
KR20070122513A (ko) * 2005-04-27 2007-12-31 티씨엠 가부시키가이샤 클러치제어장치 및 클러치제어방법
JP4887677B2 (ja) 2005-07-19 2012-02-29 トヨタ自動車株式会社 車両用自動変速機の油圧制御装置
US7497799B2 (en) * 2006-01-27 2009-03-03 General Motors Corporation Torque transmitting mechanism engagement control system and method
DE102007051064B4 (de) * 2007-10-17 2010-02-11 Getrag Getriebe- Und Zahnradfabrik Hermann Hagenmeyer Gmbh & Cie Kg Fehlererkennungsverfahren für automatisierte Kraftfahrzeuggetriebe
WO2010079837A1 (en) * 2009-01-09 2010-07-15 Toyota Jidosha Kabushiki Kaisha Control device for vehicular on/off control valve
EP3514394A1 (de) 2010-05-11 2019-07-24 Parker Hannifin Corp. Druckkompensiertes hydrauliksystem mit differenzdruckregler
US10941856B2 (en) * 2014-06-10 2021-03-09 Ford Global Technologies, Llc Dual sump transmission hydraulic control system
CN105351269B (zh) * 2015-11-12 2017-12-22 贵州凯星液力传动机械有限公司 一种变速箱主控制阀
US10408287B2 (en) * 2017-05-09 2019-09-10 GM Global Technology Operations LLC Method and apparatus for safe gear ratio selection and control for a clutch-to-clutch transmission
CN111033092B (zh) * 2017-08-10 2021-06-15 加特可株式会社 自动变速器的互锁判定装置及判定方法
US11411514B2 (en) 2019-09-13 2022-08-09 Rolls-Royce Corporation Electric machine with torque control

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JPS4930049A (de) * 1972-07-17 1974-03-18
JPS5827420B2 (ja) * 1978-06-06 1983-06-09 株式会社デンソー 自動車用自動変速制御方法および装置
DE2937367C2 (de) * 1979-09-15 1984-04-26 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Sicherheitsvorrichtung für ein Stufenwechselgetriebe
US4393732A (en) * 1979-09-28 1983-07-19 Nissan Motor Co., Ltd. Abnormality treatment device for automatic transmission control device
JPS5680546A (en) * 1979-11-30 1981-07-01 Aisin Warner Ltd Trouble warning device of automatic speed change gear for vehicle
JPS6011765A (ja) * 1983-06-30 1985-01-22 Fujitsu Ltd 変速段の検出方式
JPH0670471B2 (ja) * 1985-02-19 1994-09-07 株式会社小松製作所 トランスミツシヨンにおけるクラツチ油圧の制御方法
WO1986004969A1 (en) * 1985-02-19 1986-08-28 Kabushiki Kaisha Komatsu Seisakusho Method of controlling a speed change clutch in a transmission
JPS61241558A (ja) * 1985-04-18 1986-10-27 Toyota Motor Corp 車輌用自動変速機の変速制御方法
US4653350A (en) * 1985-11-29 1987-03-31 General Motors Corporation Adaptive direct pressure shift control for a motor vehicle transmission
JP2791660B2 (ja) * 1987-04-10 1998-08-27 株式会社小松製作所 変速機の制御装置
JPH0676026B2 (ja) * 1987-08-10 1994-09-28 スズキ株式会社 連続可変変速機のクラッチ圧制御方法

Also Published As

Publication number Publication date
EP0538243B1 (de) 1997-08-20
EP0538243A3 (en) 1994-12-07
AU612674B2 (en) 1991-07-18
EP0372073A4 (en) 1990-12-05
EP0372073B1 (de) 1994-02-09
US5113720A (en) 1992-05-19
EP0538243A2 (de) 1993-04-21
AU1955988A (en) 1989-01-19
DE3856005D1 (de) 1997-09-25
WO1988010380A1 (en) 1988-12-29
EP0372073A1 (de) 1990-06-13
DE3856005T2 (de) 1998-03-19
DE3887756T2 (de) 1994-06-30

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