GB8305298D0 - Transmission control method - Google Patents

Transmission control method

Info

Publication number
GB8305298D0
GB8305298D0 GB838305298A GB8305298A GB8305298D0 GB 8305298 D0 GB8305298 D0 GB 8305298D0 GB 838305298 A GB838305298 A GB 838305298A GB 8305298 A GB8305298 A GB 8305298A GB 8305298 D0 GB8305298 D0 GB 8305298D0
Authority
GB
United Kingdom
Prior art keywords
control method
transmission control
transmission
control
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.)
Granted
Application number
GB838305298A
Other versions
GB2117462B (en
GB2117462A (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.)
Toyota Motor Corp
Original Assignee
Toyota Motor 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
Priority claimed from JP57031608A external-priority patent/JPS58149448A/en
Priority claimed from JP57033298A external-priority patent/JPS58149449A/en
Application filed by Toyota Motor Corp filed Critical Toyota Motor Corp
Publication of GB8305298D0 publication Critical patent/GB8305298D0/en
Publication of GB2117462A publication Critical patent/GB2117462A/en
Application granted granted Critical
Publication of GB2117462B publication Critical patent/GB2117462B/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
    • 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
    • F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
    • F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
    • F16H3/10—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts with one or more one-way clutches as an essential feature
    • 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
    • F16H2061/044—Smoothing ratio shift when a freewheel device is disengaged or bridged
    • 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
    • F16H2306/00—Shifting
    • 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
    • F16H2306/00—Shifting
    • F16H2306/40—Shifting activities
    • F16H2306/44—Removing torque from current gears
    • 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
    • F16H2306/00—Shifting
    • F16H2306/40—Shifting activities
    • F16H2306/52—Applying torque to new gears
    • 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
    • F16H61/68—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 specially adapted for stepped gearings
    • F16H61/684—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 specially adapted for stepped gearings without interruption of drive
    • F16H61/688—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 specially adapted for stepped gearings without interruption of drive with two inputs, e.g. selection of one of two torque-flow paths by clutches
GB08305298A 1982-02-27 1983-02-25 Transmission control method and transmission control device providing snappy downshifting Expired GB2117462B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP57031608A JPS58149448A (en) 1982-02-27 1982-02-27 Speed change controlling method of vehicular automatic transmission
JP57033298A JPS58149449A (en) 1982-03-02 1982-03-02 Speed change controlling method of vehicular automatic transmission

Publications (3)

Publication Number Publication Date
GB8305298D0 true GB8305298D0 (en) 1983-03-30
GB2117462A GB2117462A (en) 1983-10-12
GB2117462B GB2117462B (en) 1985-09-25

Family

ID=26370106

Family Applications (2)

Application Number Title Priority Date Filing Date
GB08305297A Expired GB2117068B (en) 1982-02-27 1983-02-25 Transmission control method and transmission control device providing overlapped engagement of power transmission systems
GB08305298A Expired GB2117462B (en) 1982-02-27 1983-02-25 Transmission control method and transmission control device providing snappy downshifting

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB08305297A Expired GB2117068B (en) 1982-02-27 1983-02-25 Transmission control method and transmission control device providing overlapped engagement of power transmission systems

Country Status (1)

Country Link
GB (2) GB2117068B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4558612A (en) * 1981-11-30 1985-12-17 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Vehicular automatic speed change gear assembly
USRE33336E (en) * 1984-03-16 1990-09-18 Automotive Products Plc Change speed transmission
GB8406969D0 (en) * 1984-03-16 1984-04-18 Automotive Prod Plc Change speed transmission
JPH0665907B2 (en) * 1984-04-18 1994-08-24 株式会社日立製作所 Transmission control device
JPS6145163A (en) * 1984-08-10 1986-03-05 Hitachi Ltd Automatic speed change system
US4790418A (en) * 1987-04-30 1988-12-13 Ford Motor Company Transmission clutch loop transfer control
DE3905333A1 (en) * 1989-02-22 1990-08-23 Hurth Masch Zahnrad Carl DEVICE AND METHOD FOR TESTING SYNCHRONIZING UNITS
JP3161853B2 (en) * 1993-01-20 2001-04-25 株式会社クボタ Work vehicle traveling speed change structure
BR9814469A (en) * 1997-12-23 2000-10-10 Luk Lamellen & Kupplungsbau Gearbox
WO2000032960A1 (en) * 1998-12-03 2000-06-08 Hitachi, Ltd. Gear type automatic transmission and car using the gear type automatic transmission
DE10101863A1 (en) * 2001-01-17 2002-07-18 Zahnradfabrik Friedrichshafen Controlling/regulating drive train involves rapidly reducing torque if upshift signal arises so first drive train oscillation stimulated, abruptly engaging new gear by connecting idler, gear pair
DE10101861A1 (en) 2001-01-17 2002-07-18 Zahnradfabrik Friedrichshafen Controlling/regulating vehicle drive train involves setting transmission clutch capability if upshift command present so applied drive is transferred, suddenly connecting idler, gear wheel pair

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB602319A (en) * 1944-11-07 1948-05-25 Howard Frederick Hobbs Improvements in or relating to variable-ratio power transmission mechanism
US2466318A (en) * 1945-08-22 1949-04-05 Ford Motor Co Automatic transmission and overdrive
GB699039A (en) * 1950-05-23 1953-10-28 Daimler Benz Ag Improvements relating to change-speed gears comprising fluid clutches
GB863651A (en) * 1957-06-26 1961-03-22 Daimler Benz Ag Improvements relating to disengageable clutch arrangements
DE1097827B (en) * 1959-04-20 1961-01-19 Hugo Rambausek Gear change transmission, especially for motor vehicles
DE1293043B (en) * 1960-09-12 1969-04-17 Sira S R L Friction clutch for motor vehicles
GB1114167A (en) * 1965-11-26 1968-05-15 Voith Getriebe Kg Hydro-mechanical compound transmission
US3362245A (en) * 1965-12-23 1968-01-09 Massey Ferguson Inc Powershift transmission
US3709068A (en) * 1969-12-29 1973-01-09 Y Mohri Power transmission
GB1349936A (en) * 1970-09-23 1974-04-10 Brown Gear Ind Change-speed gear-boxes
US4033200A (en) * 1975-04-24 1977-07-05 Ford Motor Company Five speed overdrive transmission

Also Published As

Publication number Publication date
GB8305297D0 (en) 1983-03-30
GB2117462B (en) 1985-09-25
GB2117462A (en) 1983-10-12
GB2117068B (en) 1985-09-25
GB2117068A (en) 1983-10-05

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Legal Events

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

Effective date: 19950225