FR2755205B1 - METHOD FOR CONTROLLING THE TRANSFER OF AN AUTOMATIC TRANSMISSION ON A LOWER GEAR - Google Patents

METHOD FOR CONTROLLING THE TRANSFER OF AN AUTOMATIC TRANSMISSION ON A LOWER GEAR

Info

Publication number
FR2755205B1
FR2755205B1 FR9613034A FR9613034A FR2755205B1 FR 2755205 B1 FR2755205 B1 FR 2755205B1 FR 9613034 A FR9613034 A FR 9613034A FR 9613034 A FR9613034 A FR 9613034A FR 2755205 B1 FR2755205 B1 FR 2755205B1
Authority
FR
France
Prior art keywords
transfer
controlling
automatic transmission
lower gear
gear
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
FR9613034A
Other languages
French (fr)
Other versions
FR2755205A1 (en
Inventor
Eric Boitard
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.)
Renault SAS
Original Assignee
Renault SAS
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 Renault SAS filed Critical Renault SAS
Priority to FR9613034A priority Critical patent/FR2755205B1/en
Priority to PCT/FR1997/001906 priority patent/WO1998019082A1/en
Publication of FR2755205A1 publication Critical patent/FR2755205A1/en
Application granted granted Critical
Publication of FR2755205B1 publication Critical patent/FR2755205B1/en
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
    • 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
    • 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
    • F16H59/141—Inputs being a function of torque or torque demand of rate of change 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
    • F16H61/02—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
    • F16H61/0213—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 characterised by the method for generating shift signals

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Transmission Device (AREA)
FR9613034A 1996-10-25 1996-10-25 METHOD FOR CONTROLLING THE TRANSFER OF AN AUTOMATIC TRANSMISSION ON A LOWER GEAR Expired - Fee Related FR2755205B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9613034A FR2755205B1 (en) 1996-10-25 1996-10-25 METHOD FOR CONTROLLING THE TRANSFER OF AN AUTOMATIC TRANSMISSION ON A LOWER GEAR
PCT/FR1997/001906 WO1998019082A1 (en) 1996-10-25 1997-10-24 Method for controlling the passage of an automatic gearbox to a reduced gear ratio

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9613034A FR2755205B1 (en) 1996-10-25 1996-10-25 METHOD FOR CONTROLLING THE TRANSFER OF AN AUTOMATIC TRANSMISSION ON A LOWER GEAR

Publications (2)

Publication Number Publication Date
FR2755205A1 FR2755205A1 (en) 1998-04-30
FR2755205B1 true FR2755205B1 (en) 1998-11-27

Family

ID=9497027

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9613034A Expired - Fee Related FR2755205B1 (en) 1996-10-25 1996-10-25 METHOD FOR CONTROLLING THE TRANSFER OF AN AUTOMATIC TRANSMISSION ON A LOWER GEAR

Country Status (2)

Country Link
FR (1) FR2755205B1 (en)
WO (1) WO1998019082A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2863092B1 (en) 2003-12-02 2007-05-18 Renault Sas SYSTEM FOR DISPLAYING THE RECOMMENDED GEARBOX RATIO

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2581782B2 (en) * 1988-11-28 1997-02-12 日産自動車株式会社 Transmission control device for automatic transmission
JPH04181058A (en) * 1990-11-15 1992-06-29 Toyota Motor Corp Speed change control device for automatic transmission
US5233523A (en) * 1990-12-21 1993-08-03 Ford Motor Company Compensation for delay of scheduled gearshifts in automatic transmissions
JP2906751B2 (en) * 1991-08-12 1999-06-21 アイシン・エィ・ダブリュ株式会社 Shift point automatic switching shift control device using throttle opening speed and acceleration
JPH07119814A (en) * 1993-10-25 1995-05-12 Mitsubishi Motors Corp Speed change controller of automatic transmission
GB9505176D0 (en) * 1995-03-15 1995-05-03 Automotive Products Plc Vehicle transmissions
JP3191239B2 (en) * 1995-12-14 2001-07-23 株式会社ユニシアジェックス Transmission control device
JPH09166207A (en) * 1995-12-18 1997-06-24 Unisia Jecs Corp Control device for transmission

Also Published As

Publication number Publication date
FR2755205A1 (en) 1998-04-30
WO1998019082A1 (en) 1998-05-07

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse

Effective date: 20070629