DE68919150D1 - Hydraulische Steuerung für ein automatisches Fahrzeuggetriebe mit reibschlüssigen Funktionselementen, die bei zwei nichtaufeinanderfolgenden Gängen aktiviert werden. - Google Patents

Hydraulische Steuerung für ein automatisches Fahrzeuggetriebe mit reibschlüssigen Funktionselementen, die bei zwei nichtaufeinanderfolgenden Gängen aktiviert werden.

Info

Publication number
DE68919150D1
DE68919150D1 DE68919150T DE68919150T DE68919150D1 DE 68919150 D1 DE68919150 D1 DE 68919150D1 DE 68919150 T DE68919150 T DE 68919150T DE 68919150 T DE68919150 T DE 68919150T DE 68919150 D1 DE68919150 D1 DE 68919150D1
Authority
DE
Germany
Prior art keywords
frictional
activated
hydraulic control
functional elements
vehicle transmission
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
DE68919150T
Other languages
English (en)
Other versions
DE68919150T2 (de
Inventor
Mitsuru Takada
Hiroshi Itoh
Tokuyuki Takahashi
Makoto Funahashi
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor 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
Priority claimed from JP63192965A external-priority patent/JP2829976B2/ja
Priority claimed from JP63278346A external-priority patent/JP2913649B2/ja
Application filed by Toyota Motor Corp filed Critical Toyota Motor Corp
Application granted granted Critical
Publication of DE68919150D1 publication Critical patent/DE68919150D1/de
Publication of DE68919150T2 publication Critical patent/DE68919150T2/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
    • F16H61/10—Controlling shift hysteresis
    • 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
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F16H59/74—Inputs being a function of engine parameters
    • F16H2059/743—Inputs being a function of engine parameters using engine performance or power for control of 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
    • 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
    • F16H61/0251—Elements specially adapted for electric control units, e.g. valves for converting electrical signals to fluid signals
    • F16H2061/0255—Solenoid valve using PWM or duty-cycle control
    • 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
    • F16H2061/1236—Bringing the control into a predefined state, e.g. giving priority to particular actuators or gear ratios using fail priority 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
    • 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
    • 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
    • F16H61/065—Smoothing ratio shift by controlling rate of change of fluid pressure using fluid control means
    • F16H61/067—Smoothing ratio shift by controlling rate of change of fluid pressure using fluid control means using an accumulator
    • 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
    • F16H61/21—Providing engine brake control
DE68919150T 1988-08-02 1989-08-01 Hydraulische Steuerung für ein automatisches Fahrzeuggetriebe mit reibschlüssigen Funktionselementen, die bei zwei nichtaufeinanderfolgenden Gängen aktiviert werden. Expired - Fee Related DE68919150T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63192965A JP2829976B2 (ja) 1988-08-02 1988-08-02 車輌用自動変速機の油圧制御装置
JP63278346A JP2913649B2 (ja) 1988-11-02 1988-11-02 車輌用自動変速機の油圧制御装置

Publications (2)

Publication Number Publication Date
DE68919150D1 true DE68919150D1 (de) 1994-12-08
DE68919150T2 DE68919150T2 (de) 1995-03-30

Family

ID=26507620

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68919150T Expired - Fee Related DE68919150T2 (de) 1988-08-02 1989-08-01 Hydraulische Steuerung für ein automatisches Fahrzeuggetriebe mit reibschlüssigen Funktionselementen, die bei zwei nichtaufeinanderfolgenden Gängen aktiviert werden.

Country Status (3)

Country Link
US (1) US4982624A (de)
EP (1) EP0354007B1 (de)
DE (1) DE68919150T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03125063A (ja) * 1989-10-09 1991-05-28 Toyota Motor Corp 車輌用自動変速機の油圧制御装置
US5235877A (en) * 1991-02-28 1993-08-17 Toyota Jidosha Kabushiki Kaisha Shift control apparatus for automatic transmission
US5725451A (en) * 1994-06-02 1998-03-10 Aisin Aw Co., Ltd. Control system for automatic transmission
US5674154A (en) * 1994-12-02 1997-10-07 Aisin Aw Co., Ltd. Hydraulic control system for automatic transmission
KR100220059B1 (ko) * 1994-12-28 1999-09-01 정몽규 자동차용 4속 자동 변속기의 유압제어 시스템
JP3541087B2 (ja) * 1995-06-16 2004-07-07 トヨタ自動車株式会社 自動変速機の制御装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3896685A (en) * 1973-09-12 1975-07-29 Gen Motors Corp Transmission control for a transmission having one drive establishing device for two independent drive functions
JPS5174169A (en) * 1974-12-23 1976-06-26 Toyota Motor Co Ltd Jidohensokukino yuatsuseigyosochi
US4134313A (en) * 1976-05-11 1979-01-16 Aisin Seiki Kabushiki Kaisha Automatic transmission for automobiles
US4379134A (en) * 1981-02-13 1983-04-05 Union Carbide Corporation Process of preparing high purity alumina bodies
US4579020A (en) * 1983-07-29 1986-04-01 Nissan Motor Co., Ltd. Hydraulic control system for automatic transmission
US4719822A (en) * 1984-04-04 1988-01-19 Toyota Jidosha Kabushiki Kaisha Hydraulic pressure control apparatus for use in an automotive transmission
FR2570458B1 (fr) * 1984-09-18 1990-03-02 Renault Dispositif et procedes de commande d'une transmission automatique a quatre rapports
JPS6241466A (ja) * 1985-08-15 1987-02-23 Nissan Motor Co Ltd 自動変速機の前進圧制御兼トルクコンバ−タ制御装置
US4944719A (en) * 1987-08-05 1990-07-31 Toyota Jidosha Kabushiki Kaisha Planetary gear type speed change device having one-way clutch operable in two functions

Also Published As

Publication number Publication date
DE68919150T2 (de) 1995-03-30
US4982624A (en) 1991-01-08
EP0354007A3 (de) 1992-02-26
EP0354007B1 (de) 1994-11-02
EP0354007A2 (de) 1990-02-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee