SE415390B - Belastningskompenserat hydrostatiskt effektoverforingssystem - Google Patents
Belastningskompenserat hydrostatiskt effektoverforingssystemInfo
- Publication number
- SE415390B SE415390B SE7713038A SE7713038A SE415390B SE 415390 B SE415390 B SE 415390B SE 7713038 A SE7713038 A SE 7713038A SE 7713038 A SE7713038 A SE 7713038A SE 415390 B SE415390 B SE 415390B
- Authority
- SE
- Sweden
- Prior art keywords
- pressure
- control
- hydraulic
- valve
- pump
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/17—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/2053—Type of pump
- F15B2211/20546—Type of pump variable capacity
- F15B2211/20553—Type of pump variable capacity with pilot circuit, e.g. for controlling a swash plate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/20576—Systems with pumps with multiple pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/275—Control of the prime mover, e.g. hydraulic control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/505—Pressure control characterised by the type of pressure control means
- F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
- F15B2211/50536—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using unloading valves controlling the supply pressure by diverting fluid to the return line
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/515—Pressure control characterised by the connections of the pressure control means in the circuit
- F15B2211/5157—Pressure control characterised by the connections of the pressure control means in the circuit being connected to a pressure source and a return line
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/605—Load sensing circuits
- F15B2211/6051—Load sensing circuits having valve means between output member and the load sensing circuit
- F15B2211/6052—Load sensing circuits having valve means between output member and the load sensing circuit using check valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
- F15B2211/7142—Multiple output members, e.g. multiple hydraulic motors or cylinders the output members being arranged in multiple groups
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Control Of Fluid Gearings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI763330A FI54018C (fi) | 1976-11-19 | 1976-11-19 | Belastningskompenserad hydrostatisk effekttransmissionsanordning |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7713038L SE7713038L (sv) | 1978-05-20 |
SE415390B true SE415390B (sv) | 1980-09-29 |
Family
ID=8510430
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7713038A SE415390B (sv) | 1976-11-19 | 1977-11-18 | Belastningskompenserat hydrostatiskt effektoverforingssystem |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2751663A1 (de) |
FI (1) | FI54018C (de) |
FR (1) | FR2371614A1 (de) |
SE (1) | SE415390B (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4400935A (en) * | 1980-01-28 | 1983-08-30 | Sundstrand Corporation | Engine speed control |
US4864994A (en) * | 1981-11-16 | 1989-09-12 | Sundstrand Corporation | Engine override controls |
US4523431A (en) * | 1984-02-16 | 1985-06-18 | Caterpillar Tractor Co. | Load responsive system |
DE3620163A1 (de) * | 1986-06-14 | 1987-12-17 | Sauer Getriebe Ag | Verfahren zur steuerung oder reglung eines hydrostatischen antriebs ueber die vorderraeder eines fahrzeugs mit mechanischem, hydrodynamischem oder hydrostatischem getriebe und verbrennungskolbenmotor als heckantrieb und anordnung zur durchfuehrung des verfahrens |
US5038563A (en) * | 1990-08-07 | 1991-08-13 | The United States Of America As Represented By The Secretary Of The Navy | Seawater power source for seawater powered tools |
DE19646069A1 (de) * | 1996-11-08 | 1998-05-14 | Zahnradfabrik Friedrichshafen | Verfahren zum Betrieb einer Antriebseinheit für Kraftfahrzeuge |
FI20030115A (fi) | 2003-01-24 | 2004-07-25 | Sandvik Tamrock Oy | Hydraulijärjestelmä louhintalaitetta varten ja menetelmä kallioporakoneen tehon säätämiseksi |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3166891A (en) * | 1963-07-08 | 1965-01-26 | New York Air Brake Co | Hydrostatic transmission |
DE2340841C2 (de) * | 1973-08-13 | 1982-03-25 | Robert Bosch Gmbh, 7000 Stuttgart | Vorrichtung zum gemeinsamen selbsttätigen Steuern einer aus Verbrennungsmotor und Getriebe bestehenden Antriebseinheit |
-
1976
- 1976-11-19 FI FI763330A patent/FI54018C/fi not_active IP Right Cessation
-
1977
- 1977-11-18 SE SE7713038A patent/SE415390B/sv unknown
- 1977-11-18 DE DE19772751663 patent/DE2751663A1/de not_active Withdrawn
- 1977-11-21 FR FR7734863A patent/FR2371614A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
SE7713038L (sv) | 1978-05-20 |
FI54018C (fi) | 1978-09-11 |
DE2751663A1 (de) | 1978-05-24 |
FI54018B (fi) | 1978-05-31 |
FR2371614A1 (fr) | 1978-06-16 |
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