JPS6319744B2 - - Google Patents

Info

Publication number
JPS6319744B2
JPS6319744B2 JP55041009A JP4100980A JPS6319744B2 JP S6319744 B2 JPS6319744 B2 JP S6319744B2 JP 55041009 A JP55041009 A JP 55041009A JP 4100980 A JP4100980 A JP 4100980A JP S6319744 B2 JPS6319744 B2 JP S6319744B2
Authority
JP
Japan
Prior art keywords
valve
pressure
torque ratio
oil passage
hydraulic
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
Application number
JP55041009A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56138555A (en
Inventor
Nobuaki Miki
Shoji Yokoyama
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.)
Aisin AW Co Ltd
Original Assignee
Aisin AW Co Ltd
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 Aisin AW Co Ltd filed Critical Aisin AW Co Ltd
Priority to JP4100980A priority Critical patent/JPS56138555A/ja
Priority to GB8108679A priority patent/GB2076483B/en
Priority to GB8109186A priority patent/GB2077373B/en
Priority to DE3111529A priority patent/DE3111529C2/de
Priority to US06/247,764 priority patent/US4470117A/en
Priority to FR8116899A priority patent/FR2512404B1/fr
Publication of JPS56138555A publication Critical patent/JPS56138555A/ja
Publication of JPS6319744B2 publication Critical patent/JPS6319744B2/ja
Granted 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
    • F16H61/06—Smoothing ratio shift by controlling rate of change of fluid pressure
    • F16H61/061—Smoothing ratio shift by controlling rate of change of fluid pressure using electric control means
    • 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
    • F16H61/0206—Layout of electro-hydraulic control circuits, e.g. arrangement of valves
    • 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
    • F16H61/66—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 continuously variable gearings
    • F16H61/662—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 continuously variable gearings with endless flexible members
    • F16H61/66254—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 continuously variable gearings with endless flexible members controlling of shifting being influenced by a signal derived from the engine and the main coupling
    • F16H61/66259—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 continuously variable gearings with endless flexible members controlling of shifting being influenced by a signal derived from the engine and the main coupling using electrical or electronical sensing or control means
    • 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
    • F16H2061/0255—Solenoid valve using PWM or duty-cycle control
    • 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
    • F16H2061/0485—Smoothing ratio shift during range shift from neutral (N) to reverse (R)
    • 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
    • F16H2061/0488—Smoothing ratio shift during range shift from neutral (N) to drive (D)

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Control Of Transmission Device (AREA)
  • Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
JP4100980A 1980-03-24 1980-03-29 Controlling device for stepless transmission used in vehicle Granted JPS56138555A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP4100980A JPS56138555A (en) 1980-03-29 1980-03-29 Controlling device for stepless transmission used in vehicle
GB8108679A GB2076483B (en) 1980-03-24 1981-03-19 R vehicles control system for a continuously variable transmission fo
GB8109186A GB2077373B (en) 1980-03-24 1981-03-24 Shift control mechanism in an automatic transmission for vehicles
DE3111529A DE3111529C2 (de) 1980-03-24 1981-03-24 Steuersystem für ein stufenloses Keilriemengetriebe für Kraftfahrzeuge
US06/247,764 US4470117A (en) 1980-03-29 1981-03-26 Control system for a continuously variable transmission for vehicles
FR8116899A FR2512404B1 (fr) 1980-03-24 1981-09-04 Dispositif de commande du rapport de couple pour une transmission par courroie a variation continue pour vehicules

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4100980A JPS56138555A (en) 1980-03-29 1980-03-29 Controlling device for stepless transmission used in vehicle

Publications (2)

Publication Number Publication Date
JPS56138555A JPS56138555A (en) 1981-10-29
JPS6319744B2 true JPS6319744B2 (US20100223739A1-20100909-C00025.png) 1988-04-25

Family

ID=12596384

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4100980A Granted JPS56138555A (en) 1980-03-24 1980-03-29 Controlling device for stepless transmission used in vehicle

Country Status (2)

Country Link
US (1) US4470117A (US20100223739A1-20100909-C00025.png)
JP (1) JPS56138555A (US20100223739A1-20100909-C00025.png)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0092228B1 (en) * 1982-04-19 1988-01-20 Nissan Motor Co., Ltd. Method and apparatus for controlling reduction ratio of continuously variable transmission
US4590561A (en) * 1982-04-19 1986-05-20 Nissan Motor Co., Ltd. Method and apparatus for controlling reduction ratio of continuously variable transmission with accelerator pedal displacement speed compensation
JPS58200855A (ja) * 1982-05-20 1983-11-22 Nissan Motor Co Ltd Ｖベルト式無段変速機の変速制御方法
JPS59110952A (ja) * 1982-12-17 1984-06-27 Nissan Motor Co Ltd 無段変速機の変速制御装置
JPS59144850A (ja) * 1983-02-07 1984-08-20 Toyota Motor Corp 車両用無段変速機の制御方法
JPS59159456A (ja) * 1983-02-26 1984-09-10 Toyota Motor Corp ベルト式無段変速機の油圧装置
JPS59166752A (ja) * 1983-03-14 1984-09-20 Nissan Motor Co Ltd 無段変速機の変速比制御方法
JPH066977B2 (ja) * 1983-05-09 1994-01-26 トヨタ自動車株式会社 車両用無段変速機の制御装置
JPS59217051A (ja) * 1983-05-23 1984-12-07 Toyota Motor Corp 車両用無段変速機の制御方法
JPH073261B2 (ja) * 1983-05-27 1995-01-18 日産自動車株式会社 無段変速機の制御装置
JPS59226748A (ja) * 1983-06-06 1984-12-19 Toyota Motor Corp 車両用無段変速機の速度比制御装置
JPS59226750A (ja) * 1983-06-06 1984-12-19 Toyota Motor Corp 車両用無段変速機の速度比制御装置
JPH066979B2 (ja) * 1983-08-22 1994-01-26 トヨタ自動車株式会社 車両用無段変速機の制御装置
JPH066976B2 (ja) * 1983-08-29 1994-01-26 トヨタ自動車株式会社 ベルト式無段変速機の油圧制御装置
JPS6078150A (ja) * 1983-10-05 1985-05-02 Toyota Motor Corp 車両用無段変速機の制御装置
JPS6098253A (ja) * 1983-10-31 1985-06-01 Mazda Motor Corp 無段変速機の制御方法
US4653353A (en) * 1983-12-24 1987-03-31 Toyota Jidosha Kabushiki Kaisha Spool-type control valve assembly with reduced spool stroke for hydraulic belt-and-pulley type continuously variable transmission
JPS60184758A (ja) * 1984-02-29 1985-09-20 Mitsubishi Motors Corp 無段変速装置
US4673378A (en) * 1984-05-03 1987-06-16 Toyota Jidosha Kabushiki Kaisha Hydraulic control apparatus for a continuously variable transmission
US4619629A (en) * 1984-05-03 1986-10-28 Toyota Jidosha Kabushiki Kaisha Hydraulic pressure control apparatus for a continuously variable transmission
JPS60256662A (ja) * 1984-06-01 1985-12-18 Toyota Motor Corp 車両用無段変速機の制御装置
US4769774A (en) * 1984-07-26 1988-09-06 Kabushiki Kaisha Toyoda Jidoshokki System for controlling engine speed when direction of vehicle changed
JPS61119861A (ja) * 1984-11-16 1986-06-07 Fuji Heavy Ind Ltd 無段変速機の電子制御装置
JPS61119860A (ja) * 1984-11-16 1986-06-07 Fuji Heavy Ind Ltd 無段変速機の電子制御装置
EP0195268B1 (en) 1985-02-21 1991-07-31 Autoliv Development Aktiebolag A seat belt pre-tensioning device
JPS6268141A (ja) * 1985-09-20 1987-03-28 Fuji Heavy Ind Ltd 無段変速機の制御装置
JPS6378835A (ja) * 1987-02-04 1988-04-08 Nissan Motor Co Ltd エンジン・無段変速機駆動系統の制御装置
US4905785A (en) * 1987-12-24 1990-03-06 Paccar Inc Intermediate governor system
KR0182775B1 (ko) * 1990-04-18 1999-04-01 미다 가쓰시게 자동차의 구동력 제어장치 및 제어방법
US5496227A (en) * 1990-04-18 1996-03-05 Hitachi, Ltd. Torque control method and apparatus for internal combustion engine and motor vehicles employing the same
JP3490250B2 (ja) * 1997-05-14 2004-01-26 ジヤトコ株式会社 自動変速機のセレクト制御装置
US6202014B1 (en) * 1999-04-23 2001-03-13 Clark Equipment Company Features of main control computer for a power machine
JP3559895B2 (ja) * 1999-10-18 2004-09-02 日産自動車株式会社 液圧制御装置
DE10013179A1 (de) * 2000-03-17 2001-09-20 Zahnradfabrik Friedrichshafen Getriebeeinheit
WO2004083870A2 (en) * 2003-03-19 2004-09-30 The Regents Of The University Of California Method and system for controlling rate of change of ratio in a continuously variable transmission
EP2061981A4 (en) * 2006-08-23 2012-09-05 S O E Technologies Inc DRIVE TRAIN FOR MECHANICAL CHAINLESS TRANSMISSION AND CONTROL METHOD FOR EARTH CONSTRUCTION MACHINES

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5298861A (en) * 1976-02-09 1977-08-19 Doornes Transmissie Bv Method of controlling stepless variable transmission gear and device therefor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2329364A1 (de) * 1973-06-08 1975-01-02 Bosch Gmbh Robert Automatisches getriebe fuer kraftfahrzeuge
FR2287360A1 (fr) * 1974-10-07 1976-05-07 Peugeot & Renault Dispositif d'asservissement de pression pour transmission automatique de vehicule automobile
GB1525861A (en) * 1975-10-23 1978-09-20 Mullard Ltd Vehicle power transmission arrangements and electronic control means therefor
US4091690A (en) * 1976-09-28 1978-05-30 Aisin Seiki Kabushiki Kaisha Method for controlling continuously variable drive ratio transmissions and a system therefor
FR2385902A1 (fr) * 1977-03-31 1978-10-27 Renault Procede de regulation d'un groupe moto-propulseur et dispositif permettant sa mise en oeuvre
US4241618A (en) * 1979-03-02 1980-12-30 Borg-Warner Corporation Variable pulley transmission
US4387608A (en) * 1979-09-12 1983-06-14 Robert Bosch Gmbh Electronic control for a stepless vehicle transmission using a control member response to dynamic pressure

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5298861A (en) * 1976-02-09 1977-08-19 Doornes Transmissie Bv Method of controlling stepless variable transmission gear and device therefor

Also Published As

Publication number Publication date
US4470117A (en) 1984-09-04
JPS56138555A (en) 1981-10-29

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