GB2036894B - Shift control device for an automatic transmission - Google Patents

Shift control device for an automatic transmission

Info

Publication number
GB2036894B
GB2036894B GB7929605A GB7929605A GB2036894B GB 2036894 B GB2036894 B GB 2036894B GB 7929605 A GB7929605 A GB 7929605A GB 7929605 A GB7929605 A GB 7929605A GB 2036894 B GB2036894 B GB 2036894B
Authority
GB
United Kingdom
Prior art keywords
control device
automatic transmission
shift control
shift
automatic
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
Application number
GB7929605A
Other versions
GB2036894A (en
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.)
Aisin AW Co Ltd
Original Assignee
Aisin AW Co 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 JP10465678A external-priority patent/JPS5533911A/en
Priority claimed from JP12110278A external-priority patent/JPS5547041A/en
Application filed by Aisin AW Co Ltd filed Critical Aisin AW Co Ltd
Publication of GB2036894A publication Critical patent/GB2036894A/en
Application granted granted Critical
Publication of GB2036894B publication Critical patent/GB2036894B/en
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
    • 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
    • F16H2061/0485—Smoothing ratio shift during range shift from neutral (N) to reverse (R)
    • 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
    • F16H2061/0488—Smoothing ratio shift during range shift from neutral (N) to drive (D)

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Transmission Device (AREA)
GB7929605A 1978-08-28 1979-08-24 Shift control device for an automatic transmission Expired GB2036894B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10465678A JPS5533911A (en) 1978-08-28 1978-08-28 Shock preventive device at speed change in automatic transmission
JP12110278A JPS5547041A (en) 1978-09-30 1978-09-30 Controller for automatic speed change gear

Publications (2)

Publication Number Publication Date
GB2036894A GB2036894A (en) 1980-07-02
GB2036894B true GB2036894B (en) 1983-04-13

Family

ID=26445085

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7929605A Expired GB2036894B (en) 1978-08-28 1979-08-24 Shift control device for an automatic transmission

Country Status (2)

Country Link
DE (1) DE2934596A1 (en)
GB (1) GB2036894B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55149454A (en) * 1979-05-10 1980-11-20 Aisin Warner Ltd Automatic transmission controller
JPS5786650A (en) * 1980-05-23 1982-05-29 Toyota Motor Corp Controller for automatic transmission of vehicle
US4442727A (en) * 1980-10-29 1984-04-17 Alastair John Young Control means for rotary power transmission
US4637281A (en) * 1985-07-19 1987-01-20 Ford Motor Company Control valve system for a four-speed automatic power transmission transaxle
JP2735113B2 (en) * 1986-07-01 1998-04-02 アイシン・エィ・ダブリュ株式会社 Hydraulic control device for automatic transmission
JP6449102B2 (en) * 2015-05-29 2019-01-09 三菱重工業株式会社 Diagnosis method and apparatus for hydraulic machine, renewable energy type power generation apparatus and diagnosis method therefor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4842130B1 (en) * 1970-03-18 1973-12-11
JPS4836496B1 (en) * 1970-08-06 1973-11-05
US3754482A (en) * 1971-05-28 1973-08-28 Gen Motors Corp Method and apparatus for controlling torque capacity in torque transmitting devices

Also Published As

Publication number Publication date
GB2036894A (en) 1980-07-02
DE2934596C2 (en) 1992-01-30
DE2934596A1 (en) 1980-04-24

Similar Documents

Publication Publication Date Title
GB2030661B (en) Transmission shift control device
GB2035480B (en) Shift control device for automatic transmission
GB2029522B (en) Gearshift timing control arrangement for automatic power transmission
AU512124B2 (en) Automatic transmission speed-change control
GB2037912B (en) Device for controlling a lock-up clutch in an automatic transmission
GB2012892B (en) Mechanical automatic transmission
GB2017837B (en) Automatic transmission for vehicles
JPS54132055A (en) Lever control mechanism for automatic transmission and so on
JPS54126866A (en) Automatic change over mechanism for stepped transmission
GB2037383B (en) Automatic transmission mechanism
GB2033033B (en) Shift points control apparatus for an automatic transmission
JPS552868A (en) Automatic transmission device
GB2048401B (en) Line pressure control device of an automatic transmission
GB2035477B (en) Transmission control device
GB2067704B (en) Automatic car-cooler clutch control apparatus
DE3071228D1 (en) Transmission shift control
GB2032026B (en) Transmission shift control
GB1544930A (en) Downshift control apparatus for automatic power transmission
GB2033981B (en) Transmission control system for multi-ratio gear arrangement
GB2035476B (en) Automatic transmission
JPS54158567A (en) Control device for transmission
GB2032019B (en) Shift valve for an automatic transmission
GB2036894B (en) Shift control device for an automatic transmission
IL56191A0 (en) An automatic transmission
JPS5554754A (en) Automatic speed changable transmission device

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19980824