IT977916B - HYDRAULIC MANEUVERING DEVICE WITH ADJUSTMENT OF THE MANEUVERING PRESSURE FOR A CHANGE UNDER LOAD - Google Patents
HYDRAULIC MANEUVERING DEVICE WITH ADJUSTMENT OF THE MANEUVERING PRESSURE FOR A CHANGE UNDER LOADInfo
- Publication number
- IT977916B IT977916B IT6751873A IT6751873A IT977916B IT 977916 B IT977916 B IT 977916B IT 6751873 A IT6751873 A IT 6751873A IT 6751873 A IT6751873 A IT 6751873A IT 977916 B IT977916 B IT 977916B
- Authority
- IT
- Italy
- Prior art keywords
- maneuvering
- adjustment
- under load
- hydraulic
- pressure
- Prior art date
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
- F16H61/04—Smoothing ratio shift
- F16H61/08—Timing control
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Control Of Transmission Device (AREA)
- Gear-Shifting Mechanisms (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722209447 DE2209447C2 (en) | 1972-02-29 | 1972-02-29 | Hydraulic switching device with switching pressure control for a powershift transmission |
Publications (1)
Publication Number | Publication Date |
---|---|
IT977916B true IT977916B (en) | 1974-09-20 |
Family
ID=5837376
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT6751873A IT977916B (en) | 1972-02-29 | 1973-02-28 | HYDRAULIC MANEUVERING DEVICE WITH ADJUSTMENT OF THE MANEUVERING PRESSURE FOR A CHANGE UNDER LOAD |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS4899561A (en) |
DE (1) | DE2209447C2 (en) |
FR (1) | FR2174627A5 (en) |
GB (1) | GB1365036A (en) |
IT (1) | IT977916B (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1463498A (en) * | 1973-05-08 | 1977-02-02 | Automotive Prod Co Ltd | Motor vehicle automatic gearboxes |
DE2947897A1 (en) * | 1979-11-28 | 1981-07-23 | Robert Bosch Gmbh, 7000 Stuttgart | HYDRAULIC CONTROL DEVICE FOR POWERTRAIN TRANSMISSION |
JPS5712152A (en) * | 1980-06-25 | 1982-01-22 | Aisin Warner Ltd | Oil pressure regulator for automatic transmission |
DE3175236D1 (en) * | 1981-01-30 | 1986-10-02 | Automotive Prod Plc | Clutch control means |
GB2093134B (en) * | 1981-02-12 | 1985-02-13 | Automotive Prod Co Ltd | Regulating fluid pressure in the control system of an automatic transmission |
JPS6159049A (en) * | 1985-06-07 | 1986-03-26 | Yanmar Agricult Equip Co Ltd | Speed change control method for running type service machine |
JPS6159052A (en) * | 1985-06-07 | 1986-03-26 | Yanmar Agricult Equip Co Ltd | Speed change control method for running type service machine |
DE3607329A1 (en) * | 1986-03-06 | 1987-09-17 | Voith Gmbh J M | CONTROL DEVICE FOR A MANUAL GEARBOX |
DE3835295A1 (en) * | 1988-10-17 | 1990-04-19 | Rexroth Mannesmann Gmbh | Valve arrangement for the control system of a gearbox |
-
1972
- 1972-02-29 DE DE19722209447 patent/DE2209447C2/en not_active Expired
-
1973
- 1973-02-27 GB GB955873A patent/GB1365036A/en not_active Expired
- 1973-02-27 JP JP2367873A patent/JPS4899561A/ja active Pending
- 1973-02-28 FR FR7307196A patent/FR2174627A5/fr not_active Expired
- 1973-02-28 IT IT6751873A patent/IT977916B/en active
Also Published As
Publication number | Publication date |
---|---|
FR2174627A5 (en) | 1973-10-12 |
DE2209447C2 (en) | 1974-03-14 |
DE2209447B1 (en) | 1973-08-16 |
GB1365036A (en) | 1974-08-29 |
JPS4899561A (en) | 1973-12-17 |
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