GB0907686D0 - Method and apparatus for controlling gear engagement - Google Patents

Method and apparatus for controlling gear engagement

Info

Publication number
GB0907686D0
GB0907686D0 GBGB0907686.0A GB0907686A GB0907686D0 GB 0907686 D0 GB0907686 D0 GB 0907686D0 GB 0907686 A GB0907686 A GB 0907686A GB 0907686 D0 GB0907686 D0 GB 0907686D0
Authority
GB
United Kingdom
Prior art keywords
gear engagement
controlling gear
controlling
engagement
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.)
Withdrawn
Application number
GBGB0907686.0A
Other versions
GB2471989A (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.)
GM Global Technology Operations LLC
Original Assignee
GM Global Technology Operations LLC
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 GM Global Technology Operations LLC filed Critical GM Global Technology Operations LLC
Priority to GB0907686A priority Critical patent/GB2471989A/en
Publication of GB0907686D0 publication Critical patent/GB0907686D0/en
Publication of GB2471989A publication Critical patent/GB2471989A/en
Withdrawn legal-status Critical Current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
    • F16H61/26—Generation or transmission of movements for final actuating mechanisms
    • F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
    • F16H61/2807—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted using electric control signals for shift actuators, e.g. electro-hydraulic control therefor 
    • 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
    • F16H61/26—Generation or transmission of movements for final actuating mechanisms
    • F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
    • F16H2061/2823—Controlling actuator force way characteristic, i.e. controlling force or movement depending on the actuator position, e.g. for adapting force to synchronisation and engagement of gear clutch
    • 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
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/006—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion power being selectively transmitted by parallel flow paths, e.g. dual clutch transmissions
    • 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
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F16H63/3023—Constructional features of the final output mechanisms the final output mechanisms comprising elements moved by fluid pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Control Of Transmission Device (AREA)
GB0907686A 2009-05-05 2009-05-05 Speed and pressure control of a synchronizer in a gearbox Withdrawn GB2471989A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0907686A GB2471989A (en) 2009-05-05 2009-05-05 Speed and pressure control of a synchronizer in a gearbox

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0907686A GB2471989A (en) 2009-05-05 2009-05-05 Speed and pressure control of a synchronizer in a gearbox

Publications (2)

Publication Number Publication Date
GB0907686D0 true GB0907686D0 (en) 2009-06-10
GB2471989A GB2471989A (en) 2011-01-26

Family

ID=40792242

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0907686A Withdrawn GB2471989A (en) 2009-05-05 2009-05-05 Speed and pressure control of a synchronizer in a gearbox

Country Status (1)

Country Link
GB (1) GB2471989A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8433487B2 (en) 2010-04-26 2013-04-30 GM Global Technology Operations LLC Shift sequencing systems for a dual clutch transmission
DE102011086134A1 (en) * 2011-11-11 2013-05-16 Zf Friedrichshafen Ag Method for controlling gear changes of a gearbox
FR3140920A1 (en) * 2022-10-12 2024-04-19 Psa Automobiles Sa METHOD FOR CONTROLLING A GEARBOX

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE504248C2 (en) * 1995-04-26 1996-12-16 Scania Cv Ab Gear maneuvering device
JPH1122816A (en) * 1997-06-30 1999-01-26 Aisin Seiki Co Ltd Transmission control device for synchromesh transmission
US6368249B1 (en) * 2000-05-19 2002-04-09 General Motors Corporation Driver responsive power-on downshift control

Also Published As

Publication number Publication date
GB2471989A (en) 2011-01-26

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)