JPS4973566A - - Google Patents

Info

Publication number
JPS4973566A
JPS4973566A JP48110941A JP11094173A JPS4973566A JP S4973566 A JPS4973566 A JP S4973566A JP 48110941 A JP48110941 A JP 48110941A JP 11094173 A JP11094173 A JP 11094173A JP S4973566 A JPS4973566 A JP S4973566A
Authority
JP
Japan
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
JP48110941A
Other versions
JPS5433345B2 (ja
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 filed Critical
Publication of JPS4973566A publication Critical patent/JPS4973566A/ja
Publication of JPS5433345B2 publication Critical patent/JPS5433345B2/ja
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
    • F16H61/02—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
    • F16H61/0272—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 characterised by initiating reverse gearshift
    • 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
    • F16H61/0274—Control units where shifting is directly initiated by the driver, e.g. semi-automatic 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
    • F16H2708/00—Control devices for speed-changing geared mechanisms, e.g. specially adapted couplings for synchronising devices, devices to simplify control, control of auxiliary gearboxes
    • F16H2708/24—Control devices for speed-changing geared mechanisms, e.g. specially adapted couplings for synchronising devices, devices to simplify control, control of auxiliary gearboxes with a preselection system, mainly semi-automatic, e.g. with automatic preselection, but controlled at the intended moment, with force amplification
    • 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
    • F16H61/06—Smoothing ratio shift by controlling rate of change of fluid pressure
    • F16H61/065—Smoothing ratio shift by controlling rate of change of fluid pressure using fluid control means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Transmission Device (AREA)
  • Gear-Shifting Mechanisms (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
JP11094173A 1972-10-20 1973-10-02 Expired JPS5433345B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00299523A US3799308A (en) 1972-10-20 1972-10-20 Transmission clutches with feedback controlled pressure modulator

Publications (2)

Publication Number Publication Date
JPS4973566A true JPS4973566A (ja) 1974-07-16
JPS5433345B2 JPS5433345B2 (ja) 1979-10-19

Family

ID=23155177

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11094173A Expired JPS5433345B2 (ja) 1972-10-20 1973-10-02

Country Status (6)

Country Link
US (1) US3799308A (ja)
JP (1) JPS5433345B2 (ja)
CA (1) CA983349A (ja)
DE (1) DE2352146C3 (ja)
FR (1) FR2204269A5 (ja)
GB (1) GB1439245A (ja)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3915274A (en) * 1973-10-23 1975-10-28 Gen Motors Corp Double area piston clutch
JPS5945862B2 (ja) * 1978-08-07 1984-11-09 日産自動車株式会社 自動変速機のシヨツク軽減装置
JPS5948902B2 (ja) 1978-08-30 1984-11-29 日産自動車株式会社 自動変速機のシヨツク軽減装置
JPS5551160A (en) * 1978-10-02 1980-04-14 Honda Motor Co Ltd Working oil feeder of oil pressure working system transmission for car
US4274308A (en) 1978-11-06 1981-06-23 Nissan Motor Company, Limited Shock control arrangement in hydraulic control system
JPS56143848A (en) * 1980-04-10 1981-11-09 Nissan Motor Co Ltd Oil pressure control device for transmission
US4422536A (en) * 1981-05-08 1983-12-27 Deere & Company Transmission control system with improved modulation rate regulating valve
JPH023709Y2 (ja) * 1984-11-26 1990-01-29
US4684004A (en) * 1986-02-27 1987-08-04 Dresser Industries, Inc. Method and apparatus for controlling hydraulic vehicle transmission
US4751866A (en) * 1986-10-03 1988-06-21 Caterpillar Inc. Ratio valve to control unloading of modulating relief valve
US4742731A (en) * 1986-12-18 1988-05-10 Payhauler Corp. Transmission range selector valve
US5577584A (en) * 1994-10-03 1996-11-26 Ford Motor Company Multiple pressure-to-current relations in a system having a solenoid-operated hydraulic valve
DE102012017292B4 (de) 2012-08-27 2017-03-09 Getrag Getriebe- Und Zahnradfabrik Hermann Hagenmeyer Gmbh & Cie Kg Fluidversorgungseinrichtung und Aktuatoranordnung
BR112015019111A2 (pt) * 2013-02-13 2017-08-22 Dana Belgium Nv Método para controlar uma embreagem molhada
EP3252349A1 (en) 2016-05-30 2017-12-06 Dana Belgium N.V. Method of shifting a vehicle transmission and vehicle driveline

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2721640A (en) * 1952-01-04 1955-10-25 Curtiss Wright Corp Device for controlling the rate of increase of a fluid pressure
US3389770A (en) * 1966-02-01 1968-06-25 Caterpillar Tractor Co Transmission hydraulic control
US3468194A (en) * 1967-05-10 1969-09-23 Caterpillar Tractor Co Hydraulic pressure modulating transmission control system
US3583422A (en) * 1967-10-19 1971-06-08 Zahnradfabrik Friedrichshafen Valve construction for controlled pressure buildup in fluid-operated brake or clutch
US3566716A (en) * 1969-07-22 1971-03-02 Int Harvester Co Clutch cylinder circuit and charging valve therefor
JPS4820659B1 (ja) * 1970-02-16 1973-06-22

Also Published As

Publication number Publication date
JPS5433345B2 (ja) 1979-10-19
DE2352146B2 (de) 1978-07-13
CA983349A (en) 1976-02-10
DE2352146C3 (de) 1979-03-22
GB1439245A (en) 1976-06-16
US3799308A (en) 1974-03-26
FR2204269A5 (ja) 1974-05-17
DE2352146A1 (de) 1974-05-02

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