GB2214248B - Selection of ratios in a vehicle transmission - Google Patents

Selection of ratios in a vehicle transmission

Info

Publication number
GB2214248B
GB2214248B GB8828725A GB8828725A GB2214248B GB 2214248 B GB2214248 B GB 2214248B GB 8828725 A GB8828725 A GB 8828725A GB 8828725 A GB8828725 A GB 8828725A GB 2214248 B GB2214248 B GB 2214248B
Authority
GB
United Kingdom
Prior art keywords
ratios
selection
vehicle transmission
vehicle
transmission
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 - Lifetime
Application number
GB8828725A
Other versions
GB2214248A (en
GB8828725D0 (en
Inventor
Alastair John Young
Harry Davison Temperley
David Parsons
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 GB8828725D0 publication Critical patent/GB8828725D0/en
Publication of GB2214248A publication Critical patent/GB2214248A/en
Application granted granted Critical
Publication of GB2214248B publication Critical patent/GB2214248B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • F16H2059/6807—Status of gear-change operation, e.g. clutch fully engaged
    • 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
    • F16H2061/0258—Proportional solenoid valve
    • 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
    • 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
    • F16H61/30—Hydraulic or pneumatic motors or related fluid control means therefor
GB8828725A 1987-12-08 1988-12-08 Selection of ratios in a vehicle transmission Expired - Lifetime GB2214248B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878728688A GB8728688D0 (en) 1987-12-08 1987-12-08 Selection of ratios in vehicle transmission

Publications (3)

Publication Number Publication Date
GB8828725D0 GB8828725D0 (en) 1989-01-11
GB2214248A GB2214248A (en) 1989-08-31
GB2214248B true GB2214248B (en) 1992-05-06

Family

ID=10628175

Family Applications (2)

Application Number Title Priority Date Filing Date
GB878728688A Pending GB8728688D0 (en) 1987-12-08 1987-12-08 Selection of ratios in vehicle transmission
GB8828725A Expired - Lifetime GB2214248B (en) 1987-12-08 1988-12-08 Selection of ratios in a vehicle transmission

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB878728688A Pending GB8728688D0 (en) 1987-12-08 1987-12-08 Selection of ratios in vehicle transmission

Country Status (1)

Country Link
GB (2) GB8728688D0 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2844476B2 (en) * 1989-09-11 1999-01-06 株式会社ゼクセル Control method of hydraulic actuator
US5167311A (en) * 1989-09-26 1992-12-01 Zexel Corporation Transmission control system with gear shift failure detection
JPH04113075A (en) * 1990-08-31 1992-04-14 Isuzu Motors Ltd Electronic control type transmission
FR2707359B1 (en) * 1993-07-08 1995-09-22 Samm Assisted gear selection system for a gearbox, in particular on a motor vehicle.
GB2308413B (en) * 1995-07-26 1999-09-01 Ap Kongsberg Ltd Ratio selector mechanisms
DE19535755A1 (en) * 1995-09-26 1997-03-27 Fichtel & Sachs Ag Actuating device, in particular for the actuation of a selector shaft of a manual transmission for motor vehicles
DE19539814C2 (en) * 1995-10-26 1999-08-12 Mannesmann Sachs Ag Hydrodynamic torque converter with stabilizing ring on the paddle wheels
DE19606756A1 (en) * 1996-02-23 1997-08-28 Hydraulik Ring Gmbh Actuator for the automation of manual transmissions of motor vehicles
IT1285839B1 (en) * 1996-04-19 1998-06-24 Fiat Ricerche ELECTROHYDRAULIC DEVICE FOR CONTROL OF A SERVO-CONTROLLED GEARBOX.
GB9608256D0 (en) * 1996-04-20 1996-06-26 Ap Kongsberg Holdings Ltd Actuation systems
NL1002986C2 (en) * 1996-05-02 1997-11-06 Applied Power Inc Device for selecting and activating the gear of a mechanical gearbox.
IT1292079B1 (en) * 1996-06-05 1999-01-25 Luk Getriebe Systeme Gmbh VEHICLE WITH AN AUTOMATED TORQUE TRANSMISSION SYSTEM AND / OR WITH AN AUTOMATED TRANSMISSION
NL1003299C2 (en) 1996-06-07 1997-12-10 Applied Power Inc Control device for selecting and switching the gear of a mechanical gearbox.
IT1285415B1 (en) * 1996-06-12 1998-06-03 Fiat Ricerche ELECTROHYDRAULIC DEVICE FOR CONTROLLING THE GEAR SELECTION FUNCTION IN A SERVO-CONTROLLED GEARBOX.
DE10063501A1 (en) * 2000-01-24 2001-07-26 Luk Lamellen & Kupplungsbau Hydraulic device
GB2378489A (en) * 2001-07-31 2003-02-12 Luk Lamellen & Kupplungsbau Method of gear selection using current pulses in a hydraulic transmission system with actuators and valves
DE10229513A1 (en) 2002-07-02 2004-01-15 Zf Friedrichshafen Ag transmission shift
FR2954823A1 (en) 2009-12-28 2011-07-01 Continental Automotive France METHOD FOR DETERMINING THE POSITION OF A MAGNETIC ELEMENT USING LINEAR HALL EFFECT SENSORS AND DEVICE THEREFOR
FR2967255B1 (en) 2010-11-04 2019-03-22 Continental Automotive France DEVICE FOR DETERMINING THE POSITION OF A MAGNETIC ELEMENT USING LINEAR HALL EFFECT CELLS

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB995788A (en) * 1963-01-15 1965-06-23 Veb Zek Improvements in or relating to shift devices for change-speed gearboxes of motor vehicles
GB1099404A (en) * 1964-04-15 1968-01-17 Turner Mfg Co Ltd Improvements in and relating to gear shift mechanisms
JPH0668328B2 (en) * 1984-10-25 1994-08-31 自動車機器株式会社 Remote control device for transmission

Also Published As

Publication number Publication date
GB2214248A (en) 1989-08-31
GB8728688D0 (en) 1988-01-13
GB8828725D0 (en) 1989-01-11

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20061208