ES509522A0 - Perfeccionamientos en un sistema de control de transmisiones automaticas para vehiculos de motor. - Google Patents

Perfeccionamientos en un sistema de control de transmisiones automaticas para vehiculos de motor.

Info

Publication number
ES509522A0
ES509522A0 ES509522A ES509522A ES509522A0 ES 509522 A0 ES509522 A0 ES 509522A0 ES 509522 A ES509522 A ES 509522A ES 509522 A ES509522 A ES 509522A ES 509522 A0 ES509522 A0 ES 509522A0
Authority
ES
Spain
Prior art keywords
control system
automatic transmission
transmission control
motor vehicles
vehicles
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.)
Granted
Application number
ES509522A
Other languages
English (en)
Other versions
ES8302240A1 (es
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.)
Automotive Products PLC
Original Assignee
Automotive Products PLC
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 Automotive Products PLC filed Critical Automotive Products PLC
Publication of ES509522A0 publication Critical patent/ES509522A0/es
Publication of ES8302240A1 publication Critical patent/ES8302240A1/es
Expired 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
    • F16H61/02—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
    • 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
    • F16H59/18—Inputs being a function of torque or torque demand dependent on the position of the accelerator pedal
    • 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
    • F16H59/70—Inputs being a function of gearing status dependent on the ratio established
ES509522A 1981-02-12 1982-02-11 Perfeccionamientos en un sistema de control de transmisiones automaticas para vehiculos de motor. Expired ES8302240A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8104385 1981-02-12

Publications (2)

Publication Number Publication Date
ES509522A0 true ES509522A0 (es) 1982-12-16
ES8302240A1 ES8302240A1 (es) 1982-12-16

Family

ID=10519644

Family Applications (1)

Application Number Title Priority Date Filing Date
ES509522A Expired ES8302240A1 (es) 1981-02-12 1982-02-11 Perfeccionamientos en un sistema de control de transmisiones automaticas para vehiculos de motor.

Country Status (9)

Country Link
US (1) US4481843A (es)
EP (1) EP0058477B1 (es)
JP (1) JPS57149650A (es)
AU (1) AU547749B2 (es)
BR (1) BR8200733A (es)
DE (1) DE3272498D1 (es)
ES (1) ES8302240A1 (es)
GB (1) GB2093134B (es)
MX (1) MX151022A (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59175664A (ja) * 1983-03-23 1984-10-04 Fuji Heavy Ind Ltd 無段変速機の変速制御装置
JPS601031A (ja) * 1983-06-17 1985-01-07 Nissan Motor Co Ltd 自動車の走行制御装置
JPS6044657A (ja) * 1983-08-19 1985-03-09 Nippon Seiko Kk 無段変速機の制御装置
JPS60174332A (ja) * 1984-02-16 1985-09-07 Diesel Kiki Co Ltd 車輛用自動変速装置
GB8525096D0 (en) * 1985-10-11 1985-11-13 Lucas Ind Plc Speed control unit
GB2447507A (en) * 2007-03-16 2008-09-17 Cnh Belgium Nv A method of engaging a clutch in an agricultural machine

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1281038A (en) * 1968-10-30 1972-07-12 Nissan Motor Electronic control system for automotive automatic transmission
JPS4930051B1 (es) * 1969-12-22 1974-08-09
JPS4842130B1 (es) * 1970-03-18 1973-12-11
US3738460A (en) * 1970-05-27 1973-06-12 Aisin Seiki Hydraulic released clutch controlled by engine speed and shift switches
GB1361220A (en) * 1970-12-27 1974-07-24 Toyota Motor Co Ltd Vehicle automatic transmission control systems
JPS4838581B1 (es) * 1970-12-27 1973-11-19
DE2209447C2 (de) * 1972-02-29 1974-03-14 Voith Getriebe Kg, 7920 Heidenheim Hydraulische Schalteinrichtung mit Schaltdruckregelung für ein Lastschaltgetriebe
US4036083A (en) * 1974-08-28 1977-07-19 General Motors Corporation Drive engagement pressure control by trimmer bias control
DE2456509C3 (de) * 1974-11-29 1978-11-02 Frieseke & Hoepfner Gmbh, 8520 Erlangen Elektrische Steuereinrichtung für die Kupplungsbetätigung einer durch Federkraft eingerückt gehaltenen Kupplung eines Kraftfahrzeugs, insbesondere eines Lastkraftfahrzeugs
US4082009A (en) * 1976-12-13 1978-04-04 General Motors Corporation Range shift control by input governor
EP0003592B2 (en) * 1978-02-15 1985-02-06 Anglo American Corporation of South Africa Limited Gear ratio selection apparatus
US4350058A (en) * 1978-09-29 1982-09-21 Borg-Warner Corporation Transmission control system for multi-ratio gear arrangement
JPS55135257A (en) * 1979-04-05 1980-10-21 Nissan Motor Co Ltd Line pressure controller for automatic speed change gear
DE3175236D1 (en) * 1981-01-30 1986-10-02 Automotive Prod Plc Clutch control means

Also Published As

Publication number Publication date
AU7992982A (en) 1982-08-19
EP0058477A3 (en) 1983-10-05
AU547749B2 (en) 1985-10-31
MX151022A (es) 1984-09-07
GB2093134B (en) 1985-02-13
GB2093134A (en) 1982-08-25
ES8302240A1 (es) 1982-12-16
US4481843A (en) 1984-11-13
BR8200733A (pt) 1982-12-21
DE3272498D1 (en) 1986-09-18
EP0058477A2 (en) 1982-08-25
JPS57149650A (en) 1982-09-16
EP0058477B1 (en) 1986-08-13

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