IT1023149B - Perfezionamento nei comandi di campio di trasmissione di forza motrice - Google Patents

Perfezionamento nei comandi di campio di trasmissione di forza motrice

Info

Publication number
IT1023149B
IT1023149B IT53849/74A IT5384974A IT1023149B IT 1023149 B IT1023149 B IT 1023149B IT 53849/74 A IT53849/74 A IT 53849/74A IT 5384974 A IT5384974 A IT 5384974A IT 1023149 B IT1023149 B IT 1023149B
Authority
IT
Italy
Prior art keywords
improvement
force transmission
drive force
transmission change
change controls
Prior art date
Application number
IT53849/74A
Other languages
English (en)
Original Assignee
Gen Motors 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
Application filed by Gen Motors Corp filed Critical Gen Motors Corp
Application granted granted Critical
Publication of IT1023149B publication Critical patent/IT1023149B/it

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
    • F16H61/0262—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 hydraulic
    • F16H61/0265—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 hydraulic for gearshift control, e.g. control functions for performing shifting or generation of shift signals
    • F16H61/0267—Layout of 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
    • F16H59/14—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
    • F16H59/20—Kickdown
    • 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
    • F16H61/21—Providing engine brake control

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Transmission Device (AREA)
  • Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
IT53849/74A 1973-11-05 1974-10-31 Perfezionamento nei comandi di campio di trasmissione di forza motrice IT1023149B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US412866A US3886819A (en) 1973-11-05 1973-11-05 Transmission shift control

Publications (1)

Publication Number Publication Date
IT1023149B true IT1023149B (it) 1978-05-10

Family

ID=23634814

Family Applications (1)

Application Number Title Priority Date Filing Date
IT53849/74A IT1023149B (it) 1973-11-05 1974-10-31 Perfezionamento nei comandi di campio di trasmissione di forza motrice

Country Status (7)

Country Link
US (1) US3886819A (it)
JP (1) JPS5334267B2 (it)
CA (1) CA996377A (it)
FR (1) FR2250050B1 (it)
GB (1) GB1440858A (it)
IT (1) IT1023149B (it)
SE (1) SE7413826L (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4047454A (en) * 1975-02-19 1977-09-13 General Motors Corporation Shift signal valve hysteresis
US4126154A (en) * 1977-06-09 1978-11-21 General Motors Corporation Shift signal valve hysteresis
JPS5560749A (en) * 1978-10-28 1980-05-08 Aisin Warner Ltd Timing gear at the time of speed change in automatic speed change gear
JPS5948899B2 (ja) * 1978-09-05 1984-11-29 日産自動車株式会社 自動変速機のシフトバルブ
JPS5948901B2 (ja) * 1978-09-29 1984-11-29 日産自動車株式会社 自動変速機の変速点制御装置
US4346626A (en) * 1978-12-27 1982-08-31 Aisin-Warner K.K. Control device for automatic transmission
US4355547A (en) * 1979-05-30 1982-10-26 Bl Cars Limited Continuously variable ratio transmission
JPS56141446A (en) * 1980-04-02 1981-11-05 Toyota Motor Corp Oil-pressure control device in automatic transmission for car
US4432255A (en) * 1980-10-27 1984-02-21 General Motors Corporation Hydraulic control for a power transmission
US5025685A (en) * 1988-07-29 1991-06-25 Honda Giken Kogyo Kabushiki Kaisha Controlling device for non-stage transmission for vehicles
US5214983A (en) * 1988-07-29 1993-06-01 Honda Giken Kogyo Kabushiki Kaisha Controlling device for non-stage transmission for vehicle with fault detection
US5259273A (en) * 1992-06-26 1993-11-09 Deltrans Inc. Transmission vaccum modulator assembly
US6480130B1 (en) 2001-06-28 2002-11-12 Honeywell International Inc. Method for improving repeatability and removing hysteresis from electromechanical actuators
US8131435B2 (en) * 2008-06-13 2012-03-06 GM Global Technology Operations LLC Transmission upshift run-through detection and control
US9266519B2 (en) 2011-11-22 2016-02-23 Toyota Jidosha Kabushiki Kaisha Hydraulic control device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3442152A (en) * 1964-06-18 1969-05-06 Gen Motors Corp Transmission and controls
US3670599A (en) * 1968-10-31 1972-06-20 Toyo Kogyo Co Automatic transmission controls
US3587355A (en) * 1969-08-25 1971-06-28 Gen Motors Corp Transmission and shift control system
US3691872A (en) * 1971-04-29 1972-09-19 Gen Motors Corp Transmission and controls

Also Published As

Publication number Publication date
DE2450584B2 (de) 1976-04-15
CA996377A (en) 1976-09-07
JPS5074066A (it) 1975-06-18
GB1440858A (en) 1976-06-30
US3886819A (en) 1975-06-03
JPS5334267B2 (it) 1978-09-19
SE7413826L (it) 1975-05-06
DE2450584A1 (de) 1975-05-15
FR2250050B1 (it) 1976-10-22
FR2250050A1 (it) 1975-05-30

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