DE68920226D1 - Akkumulatorsteuerung mit motorleistungsabhängigem Gegendruck für die hydraulische Steuerung eines automatischen Fahrzeuggetriebes. - Google Patents

Akkumulatorsteuerung mit motorleistungsabhängigem Gegendruck für die hydraulische Steuerung eines automatischen Fahrzeuggetriebes.

Info

Publication number
DE68920226D1
DE68920226D1 DE68920226T DE68920226T DE68920226D1 DE 68920226 D1 DE68920226 D1 DE 68920226D1 DE 68920226 T DE68920226 T DE 68920226T DE 68920226 T DE68920226 T DE 68920226T DE 68920226 D1 DE68920226 D1 DE 68920226D1
Authority
DE
Germany
Prior art keywords
control
back pressure
engine power
vehicle transmission
automatic vehicle
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
DE68920226T
Other languages
English (en)
Other versions
DE68920226T2 (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 JP63285137A external-priority patent/JP2639015B2/ja
Priority claimed from JP63294409A external-priority patent/JPH02142967A/ja
Application filed by Toyota Motor Corp filed Critical Toyota Motor Corp
Publication of DE68920226D1 publication Critical patent/DE68920226D1/de
Application granted granted Critical
Publication of DE68920226T2 publication Critical patent/DE68920226T2/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
    • F16H61/04—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
    • F16H61/10—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Control Of Transmission Device (AREA)
DE68920226T 1988-08-02 1989-08-01 Akkumulatorsteuerung mit motorleistungsabhängigem Gegendruck für die hydraulische Steuerung eines automatischen Fahrzeuggetriebes. Expired - Fee Related DE68920226T2 (de)

Applications Claiming Priority (3)

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
JP63285137A JP2639015B2 (ja) 1988-11-11 1988-11-11 車輌用自動変速機の変速制御装置のアキュームレータ制御弁
JP63294409A JPH02142967A (ja) 1988-11-21 1988-11-21 車輛用自動変速機の変速制御用アキュームレータ制御装置

Publications (2)

Publication Number Publication Date
DE68920226D1 true DE68920226D1 (de) 1995-02-09
DE68920226T2 DE68920226T2 (de) 1995-05-11

Family

ID=27326699

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68920226T Expired - Fee Related DE68920226T2 (de) 1988-08-02 1989-08-01 Akkumulatorsteuerung mit motorleistungsabhängigem Gegendruck für die hydraulische Steuerung eines automatischen Fahrzeuggetriebes.

Country Status (3)

Country Link
US (1) US4995284A (de)
EP (1) EP0354008B1 (de)
DE (1) DE68920226T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02225869A (ja) * 1989-02-28 1990-09-07 Nissan Motor Co Ltd 自動変速機の油圧制御装置
JP3103568B2 (ja) * 1989-06-29 2000-10-30 アイシン・エィ・ダブリュ株式会社 自動変速機における油圧制御装置
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
JP2701098B2 (ja) * 1991-07-31 1998-01-21 本田技研工業株式会社 車両用自動変速機の油圧制御装置
JPH0599317A (ja) * 1991-10-09 1993-04-20 Toyota Motor Corp 自動変速機のフイードバツク制御装置
US5119914A (en) * 1991-10-15 1992-06-09 General Motors Corporation Accumulator and relay valve
JP3340627B2 (ja) * 1996-07-31 2002-11-05 ジヤトコ株式会社 自動変速機のアップシフト制御装置
JP3364740B2 (ja) * 1996-12-19 2003-01-08 ジヤトコ株式会社 自動変速機のアップシフト制御装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5121062A (en) * 1974-08-13 1976-02-19 Toyota Motor Co Ltd Jidohensokukino yuatsuseigyosochi
JPS58152961A (ja) * 1982-03-04 1983-09-10 Toyota Motor Corp 車輌用自動変速機の油圧制御装置
US4722247A (en) * 1984-10-19 1988-02-02 Toyota Jidosha Kabushiki Kaisha Shift control system of automatic transmission
JPS61149657A (ja) * 1984-12-21 1986-07-08 Toyota Motor Corp 車両用自動変速機の油圧制御装置
JPS61153045A (ja) * 1984-12-27 1986-07-11 Toyota Motor Corp 車両用自動変速機の油圧制御装置
US4729265A (en) * 1985-01-09 1988-03-08 Nissan Motor Co., Ltd. Shift shock suppression arrangement for automotive automatic transmission
JPS61266857A (ja) * 1985-05-21 1986-11-26 Toyota Motor Corp 車両用自動変速機の油圧制御装置
US4722250A (en) * 1985-07-31 1988-02-02 Aisin-Warner Kabushiki Kaisha Accumulator back pressure control apparatus for automatic transmission
JPS6262047A (ja) * 1985-09-11 1987-03-18 Nissan Motor Co Ltd 自動変速機のショック軽減装置
JPH0788898B2 (ja) * 1986-07-01 1995-09-27 アイシン・エィ・ダブリュ株式会社 自動変速機における油圧サ−ボ調圧装置
US4827805A (en) * 1987-01-08 1989-05-09 Ford Motor Company Forward and reverse clutch actuation system for a belt-driven continually variable transmission
JP2805062B2 (ja) * 1987-02-19 1998-09-30 トヨタ自動車株式会社 自動変速機の変速制御装置

Also Published As

Publication number Publication date
EP0354008A3 (de) 1992-03-18
EP0354008A2 (de) 1990-02-07
EP0354008B1 (de) 1994-12-28
DE68920226T2 (de) 1995-05-11
US4995284A (en) 1991-02-26

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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