FR2376973A1 - Circuit de securite pour commandes electroniques de boites de vitesses - Google Patents

Circuit de securite pour commandes electroniques de boites de vitesses

Info

Publication number
FR2376973A1
FR2376973A1 FR7800262A FR7800262A FR2376973A1 FR 2376973 A1 FR2376973 A1 FR 2376973A1 FR 7800262 A FR7800262 A FR 7800262A FR 7800262 A FR7800262 A FR 7800262A FR 2376973 A1 FR2376973 A1 FR 2376973A1
Authority
FR
France
Prior art keywords
safety circuit
state
electronic gearbox
gearbox controls
revolutions
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
FR7800262A
Other languages
English (en)
French (fr)
Other versions
FR2376973B1 (OSRAM
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of FR2376973A1 publication Critical patent/FR2376973A1/fr
Application granted granted Critical
Publication of FR2376973B1 publication Critical patent/FR2376973B1/fr
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
    • F16H61/16—Inhibiting  or initiating  shift during unfavourable conditions , e.g. preventing forward-reverse shift at high vehicle speed, preventing engine overspeed  
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S477/00—Interrelated power delivery controls, including engine control
    • Y10S477/906—Means detecting or ameliorating the effects of malfunction or potential malfunction

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Transmission Device (AREA)
FR7800262A 1977-01-07 1978-01-05 Circuit de securite pour commandes electroniques de boites de vitesses Granted FR2376973A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772700548 DE2700548A1 (de) 1977-01-07 1977-01-07 Sicherheitsschaltung fuer elektronische getriebesteuerungen

Publications (2)

Publication Number Publication Date
FR2376973A1 true FR2376973A1 (fr) 1978-08-04
FR2376973B1 FR2376973B1 (OSRAM) 1983-07-01

Family

ID=5998287

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7800262A Granted FR2376973A1 (fr) 1977-01-07 1978-01-05 Circuit de securite pour commandes electroniques de boites de vitesses

Country Status (5)

Country Link
US (1) US4253348A (OSRAM)
JP (1) JPS5386966A (OSRAM)
DE (1) DE2700548A1 (OSRAM)
FR (1) FR2376973A1 (OSRAM)
GB (1) GB1586723A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0350476A3 (en) * 1988-07-08 1990-12-05 Steyr-Daimler-Puch Aktiengesellschaft Gear change device for selectively switching on one of two ratios of a distribution- or intermediate-gearing

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5833427B2 (ja) * 1979-03-14 1983-07-19 トヨタ自動車株式会社 車輌用変速機の切換制御装置
SE417413B (sv) * 1979-06-28 1981-03-16 Volvo Bm Sett att styra en kraftoverforingsanordning samt anordning for utforande av settet
US4393732A (en) * 1979-09-28 1983-07-19 Nissan Motor Co., Ltd. Abnormality treatment device for automatic transmission control device
JPS57173644A (en) * 1981-04-20 1982-10-26 Aisin Seiki Co Ltd Automatic transission control unit
JPS5817246A (ja) * 1981-07-23 1983-02-01 Nippon Denso Co Ltd 自動変速制御装置
DE3139838C2 (de) * 1981-10-07 1995-11-30 Bosch Gmbh Robert Steuervorrichtung für ein Automatikgetriebe in einem Kraftfahrzeug
JPS601449A (ja) * 1983-06-16 1985-01-07 Mitsubishi Electric Corp 車輛用自動変速機の制御装置
JPS6011765A (ja) * 1983-06-30 1985-01-22 Fujitsu Ltd 変速段の検出方式
DE3331937C2 (de) * 1983-09-05 1996-05-09 Bosch Gmbh Robert Sicherheitseinrichtung für rechnergesteuerte Automatikgetriebe in Kraftfahrzeugen
US4794808A (en) * 1984-06-05 1989-01-03 Willy Hausermann Transmission control
US4698763A (en) * 1985-03-15 1987-10-06 Eaton Corporation Automatic mechanical transmission control
JPS6449745A (en) * 1987-08-21 1989-02-27 Toyota Motor Corp Failure judging device for kick-down switch of automatic transmission
US4874070A (en) * 1988-02-10 1989-10-17 Eaton Corporation Control for AMT system start from stop operation
DE3901421C2 (de) * 1989-01-19 1993-11-25 Deere & Co Betätigungseinrichtung zur automatischen Umschaltung eines Getriebes
EP0937918A3 (en) * 1993-07-29 1999-09-01 Fuji Jukogyo Kabushiki Kaisha Range selector failure detecting system and method for automatic transmission
DE19601618A1 (de) * 1996-01-18 1997-07-24 Zahnradfabrik Friedrichshafen Sicherheitssystem für ein Automatgetriebe
DE10151909A1 (de) * 2001-10-20 2003-04-30 Zahnradfabrik Friedrichshafen Verfahren zur Auslösung einer Hochschaltung bei Kick-down

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3628642A (en) * 1968-12-31 1971-12-21 Citroen Sa Electronic control device for transmission mechanism
US3665779A (en) * 1969-10-13 1972-05-30 Toyota Motor Co Ltd Automatic shift control system for automatic transmission
US3682014A (en) * 1969-09-13 1972-08-08 Zahnradfabrik Friedrichshafen Down-shifting transmission lock
US3721136A (en) * 1970-10-13 1973-03-20 N Irie Electronic control device for automatic power transmission mechanism
US3776048A (en) * 1971-02-08 1973-12-04 Nissan Motor Automatic power transmission control system
US4041809A (en) * 1974-10-16 1977-08-16 Voith Getriebe Kg Multiple-transmission-ratio transmission arrangement with gear-shift overlap action of automatically varied duration

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1090274A (en) * 1964-01-24 1967-11-08 Hans Glas Gmbh Isaria Maschinenfabrik Arrangement for automatically changing gear in a motor vehicle
DE2050291A1 (de) * 1969-10-13 1971-04-22 Nissan Motor Co , Ltd , Yokohama (Japan) Elektronische Steuervorrichtung fur eine selbstschaltende Kraftubertragungs anlage
JPS4842130B1 (OSRAM) * 1970-03-18 1973-12-11
AT325963B (de) * 1972-07-21 1975-11-25 Polly Johann Einrichtung zum automatischen schalten von kraftfahrzeuggetrieben
DE2447860A1 (de) * 1974-10-08 1976-04-22 Bosch Gmbh Robert Elektropneumatische steuervorrichtung

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3628642A (en) * 1968-12-31 1971-12-21 Citroen Sa Electronic control device for transmission mechanism
US3682014A (en) * 1969-09-13 1972-08-08 Zahnradfabrik Friedrichshafen Down-shifting transmission lock
US3665779A (en) * 1969-10-13 1972-05-30 Toyota Motor Co Ltd Automatic shift control system for automatic transmission
US3721136A (en) * 1970-10-13 1973-03-20 N Irie Electronic control device for automatic power transmission mechanism
US3776048A (en) * 1971-02-08 1973-12-04 Nissan Motor Automatic power transmission control system
US4041809A (en) * 1974-10-16 1977-08-16 Voith Getriebe Kg Multiple-transmission-ratio transmission arrangement with gear-shift overlap action of automatically varied duration

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0350476A3 (en) * 1988-07-08 1990-12-05 Steyr-Daimler-Puch Aktiengesellschaft Gear change device for selectively switching on one of two ratios of a distribution- or intermediate-gearing

Also Published As

Publication number Publication date
GB1586723A (en) 1981-03-25
JPS6115300B2 (OSRAM) 1986-04-23
US4253348A (en) 1981-03-03
JPS5386966A (en) 1978-07-31
FR2376973B1 (OSRAM) 1983-07-01
DE2700548A1 (de) 1978-07-13
DE2700548C2 (OSRAM) 1987-11-12

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Legal Events

Date Code Title Description
DL Decision of the director general to leave to make available licences of right