FR2321640B1 - - Google Patents
Info
- Publication number
- FR2321640B1 FR2321640B1 FR7625368A FR7625368A FR2321640B1 FR 2321640 B1 FR2321640 B1 FR 2321640B1 FR 7625368 A FR7625368 A FR 7625368A FR 7625368 A FR7625368 A FR 7625368A FR 2321640 B1 FR2321640 B1 FR 2321640B1
- Authority
- FR
- France
- 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
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
- F16H61/0202—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
-
- 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
- F16H61/0021—Generation or control of line pressure
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Transmission Device (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2537006A DE2537006C2 (de) | 1975-08-20 | 1975-08-20 | Wechselgetriebe für Kraftfahrzeuge |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2321640A1 FR2321640A1 (fr) | 1977-03-18 |
FR2321640B1 true FR2321640B1 (fr) | 1983-04-15 |
Family
ID=5954374
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7625368A Granted FR2321640A1 (fr) | 1975-08-20 | 1976-08-20 | Boite de vitesses pour vehicules automobiles |
Country Status (7)
Country | Link |
---|---|
US (1) | US4094211A (fr) |
JP (1) | JPS5225975A (fr) |
DE (1) | DE2537006C2 (fr) |
FR (1) | FR2321640A1 (fr) |
GB (1) | GB1547276A (fr) |
IT (1) | IT1066871B (fr) |
SE (1) | SE434489B (fr) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4262554A (en) * | 1978-08-18 | 1981-04-21 | S.R.M. Hydromekanik Aktiebolag | Hydraulic valve system for controlling particularly a vehicle gearbox |
DE2901051A1 (de) * | 1979-01-12 | 1980-07-24 | Bosch Gmbh Robert | Hydraulische regeleinrichtung fuer die schaltelemente von lastschaltgetrieben |
DE2931744A1 (de) * | 1979-08-04 | 1981-02-26 | Bosch Gmbh Robert | Verfahren und vorrichtung zur steuerung eines kfz.-getriebes |
US4338832A (en) * | 1980-02-11 | 1982-07-13 | Twin Disc, Incorporated | System for shiftable multi-speed hydraulically operated power transmission and electronic controller therein |
JPS56147948A (en) * | 1980-04-15 | 1981-11-17 | Aisin Warner Ltd | Shift control mechanism in automatic speed changer for vehicle |
US4373619A (en) * | 1980-04-07 | 1983-02-15 | Grad-Line, Inc. | Transmission control system |
JPS5868534A (ja) * | 1981-10-16 | 1983-04-23 | Mitsubishi Electric Corp | 自動車用自動変速機の変速制御装置 |
WO1984000627A1 (fr) * | 1982-08-04 | 1984-02-16 | Ford Werke Ag | Regulation de pression par solenoide |
US4527448A (en) * | 1982-12-27 | 1985-07-09 | Ford Motor Company | Hydraulic control system for electronic transmission control |
US4541308A (en) * | 1982-12-27 | 1985-09-17 | Ford Motor Company | Hydraulic control system for electronic transmission control |
EP0128470B1 (fr) * | 1983-06-01 | 1988-04-20 | Mazda Motor Corporation | Dispositif de commande d'une transmission automatique d'un véhicule |
US4813307A (en) * | 1984-04-10 | 1989-03-21 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Method of controlling hydraulic pressure for an automatic transmission gear system |
FR2570521B1 (fr) * | 1984-09-18 | 1987-12-11 | Renault | Dispositif de regulation a deux domaines de pression |
US4678006A (en) * | 1986-03-24 | 1987-07-07 | Lectron Products, Inc. | Electrically operated automatic transmission controller assembly |
US4756213A (en) * | 1987-06-01 | 1988-07-12 | Saturn Corporation | Transmission control with a clutch priority valve |
US5228365A (en) * | 1991-06-10 | 1993-07-20 | General Motors Corporation | Electronic range selection apparatus for a vehicular automatic transmission |
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 |
DE19735820B4 (de) * | 1997-08-18 | 2005-08-18 | Daimlerchrysler Ag | Schaltvorrichtung eines Wechselgetriebes mit Druckregelventilen für den Arbeitsdruck und einen Versorgungsdruck |
EP1312836B1 (fr) * | 2001-11-20 | 2005-06-29 | Ford Global Technologies, LLC | Système d'asservissement hydraulique |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1907653A1 (de) * | 1969-02-15 | 1970-09-03 | Daimler Benz Ag | Regelvorrichtung fuer automatische Getriebe von Kraftfahrzeugen mit stark wechselnder Last |
US3724295A (en) * | 1969-08-21 | 1973-04-03 | Nippon Denso Co | Automatic transmission control system for automotive transmission of vehicles |
JPS4930051B1 (fr) * | 1969-12-22 | 1974-08-09 | ||
SE356936B (fr) * | 1970-03-19 | 1973-06-12 | Zahnradfabrik Friedrichshafen | |
JPS5112777B1 (fr) * | 1970-04-04 | 1976-04-22 | ||
JPS5218345B2 (fr) * | 1971-12-08 | 1977-05-20 | ||
DE2250440A1 (de) * | 1972-10-14 | 1974-04-18 | Bosch Gmbh Robert | Anordnung zum steuern des hauptdrucks in automatischen getriebesteuervorrichtungen |
DE2352939C2 (de) * | 1973-10-23 | 1984-07-05 | Robert Bosch Gmbh, 7000 Stuttgart | Hydraulische Steuervorrichtung, insbesondere für eine Gangwechseleinrichtung in automatischen Kraftfahrzeuggetrieben |
-
1975
- 1975-08-20 DE DE2537006A patent/DE2537006C2/de not_active Expired
-
1976
- 1976-07-19 GB GB30027/76A patent/GB1547276A/en not_active Expired
- 1976-08-18 US US05/715,433 patent/US4094211A/en not_active Expired - Lifetime
- 1976-08-19 SE SE7609224A patent/SE434489B/xx not_active IP Right Cessation
- 1976-08-19 IT IT26358/76A patent/IT1066871B/it active
- 1976-08-20 FR FR7625368A patent/FR2321640A1/fr active Granted
- 1976-08-20 JP JP51099561A patent/JPS5225975A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2321640A1 (fr) | 1977-03-18 |
IT1066871B (it) | 1985-03-12 |
DE2537006A1 (de) | 1977-03-03 |
DE2537006C2 (de) | 1983-11-03 |
GB1547276A (en) | 1979-06-06 |
SE434489B (sv) | 1984-07-30 |
JPS5225975A (en) | 1977-02-26 |
US4094211A (en) | 1978-06-13 |
SE7609224L (sv) | 1977-02-21 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
DL | Decision of the director general to leave to make available licences of right | ||
ST | Notification of lapse |