FR2438778A1 - Transmission hydrostatique pour vehicule, notamment pour chariot de manutention - Google Patents
Transmission hydrostatique pour vehicule, notamment pour chariot de manutentionInfo
- Publication number
- FR2438778A1 FR2438778A1 FR7829024A FR7829024A FR2438778A1 FR 2438778 A1 FR2438778 A1 FR 2438778A1 FR 7829024 A FR7829024 A FR 7829024A FR 7829024 A FR7829024 A FR 7829024A FR 2438778 A1 FR2438778 A1 FR 2438778A1
- Authority
- FR
- France
- Prior art keywords
- pilot pressure
- pump
- motor
- capacity
- pilot
- 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
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
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/46—Automatic regulation in accordance with output requirements
-
- 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
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/4157—Control of braking, e.g. preventing pump over-speeding when motor acts as a pump
-
- 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
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
- F16H61/423—Motor capacity control by fluid pressure control means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Control Of Fluid Gearings (AREA)
Abstract
A.TRANSMISSION HYDROSTATIQUE POUR VEHICULE, NOTAMMENT POUR CHARIOT DE MANUTENTION. B.CETTE TRANSMISSION, QUI COMPREND UNE POMPE PRINCIPALE A CYLINDREE VARIABLE, UN SYSTEME DE SERVO-COMMANDE ASSURANT AUTOMATIQUEMENT LA VARIATION DE LA CYLINDREE DE LA POMPE SOUS L'ACTION D'UNE PRESSION PILOTE FOURNIE PAR UNE POMPE AUXILIAIRE DEGAVAGE, UN MOTEUR HYDRAULIQUE A CYLINDREE VARIABLE ENTRAINE PAR LA POMPE PRINCIPALE, ET DES MOYENS DE PILOTAGE ASSURANT AUTOMATIQUEMENT LA VARIATION DE LA CYLINDREE DU MOTEUR SOUS L'ACTION CONJUGUEE DE LA PRESSION PILOTE ET DE LA PRESSION DE SERVICE QUI EST ETABLIE ENTRE LA POMPE PRINCIPALE ET LE MOTEUR, SE CARACTERISE EN CE QU'ELLE COMPORTE DES MOYENS DESTINES A INTERROMPRE, LORS DES MANOEUVRES DE FREINAGE, DE RALENTISSEMENT ET D'INVERSION DU SENS DE MARCHE, LA DISTRIBUTION DE LA PRESSION PILOTE AUX MOYENS DE PILOTAGE AFIN QUE CEUX-CI SOIENT MIS HORS SERVICE ET QU'AINSI LE MOTEUR SE CALE EN CYLINDREE MINIMALE. C.AMELIORATION DU COMPORTEMENT DU VEHICULE EN FREINAGE.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7829024A FR2438778A1 (fr) | 1978-10-11 | 1978-10-11 | Transmission hydrostatique pour vehicule, notamment pour chariot de manutention |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7829024A FR2438778A1 (fr) | 1978-10-11 | 1978-10-11 | Transmission hydrostatique pour vehicule, notamment pour chariot de manutention |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2438778A1 true FR2438778A1 (fr) | 1980-05-09 |
FR2438778B1 FR2438778B1 (fr) | 1985-03-08 |
Family
ID=9213614
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7829024A Granted FR2438778A1 (fr) | 1978-10-11 | 1978-10-11 | Transmission hydrostatique pour vehicule, notamment pour chariot de manutention |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2438778A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1882781A1 (fr) * | 2006-07-28 | 2008-01-30 | Compagnie du Sol | Tête de coupe pour une machine d'excavation |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1561808A (fr) * | 1967-06-13 | 1969-03-28 | ||
DE1905307A1 (de) * | 1969-02-04 | 1970-08-06 | Bosch Gmbh Robert | Regeleinrichtung fuer ein hydrostatisches Getriebe |
-
1978
- 1978-10-11 FR FR7829024A patent/FR2438778A1/fr active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1561808A (fr) * | 1967-06-13 | 1969-03-28 | ||
DE1905307A1 (de) * | 1969-02-04 | 1970-08-06 | Bosch Gmbh Robert | Regeleinrichtung fuer ein hydrostatisches Getriebe |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1882781A1 (fr) * | 2006-07-28 | 2008-01-30 | Compagnie du Sol | Tête de coupe pour une machine d'excavation |
FR2904338A1 (fr) * | 2006-07-28 | 2008-02-01 | Cie Du Sol Soc Civ Ile | Tete de coupe pour machine d'excavation |
JP2008031836A (ja) * | 2006-07-28 | 2008-02-14 | Compagnie Du Sol | 掘削機用カッターヘッド |
US7765723B2 (en) | 2006-07-28 | 2010-08-03 | Compagnie Du Sol | Cutter head for an excavator machine |
KR101429556B1 (ko) | 2006-07-28 | 2014-08-12 | 꽁빠니 뒤 솔 | 굴착기용 커터 헤드 |
Also Published As
Publication number | Publication date |
---|---|
FR2438778B1 (fr) | 1985-03-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |