DK449379A - HYDRAULIC POWER CONSUMER CONTROL DEVICE - Google Patents
HYDRAULIC POWER CONSUMER CONTROL DEVICEInfo
- Publication number
- DK449379A DK449379A DK449379A DK449379A DK449379A DK 449379 A DK449379 A DK 449379A DK 449379 A DK449379 A DK 449379A DK 449379 A DK449379 A DK 449379A DK 449379 A DK449379 A DK 449379A
- Authority
- DK
- Denmark
- Prior art keywords
- control device
- hydraulic power
- power consumer
- consumer control
- hydraulic
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/002—Hydraulic systems to change the pump delivery
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/22—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves
- F04B49/24—Bypassing
-
- 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
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
- F15B11/05—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed specially adapted to maintain constant speed, e.g. pressure-compensated, load-responsive
- F15B11/055—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed specially adapted to maintain constant speed, e.g. pressure-compensated, load-responsive by adjusting the pump output or bypass
-
- 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
- F15B2211/60—Circuit components or control therefor
- F15B2211/635—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements
- F15B2211/6355—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements having valve means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2850526 | 1978-11-22 | ||
DE19782850526 DE2850526A1 (en) | 1978-11-22 | 1978-11-22 | Control system for hydraulic actuator - has variable-delivery pump and valve connecting pump to drain in mid-position of actuator control |
Publications (3)
Publication Number | Publication Date |
---|---|
DK449379A true DK449379A (en) | 1980-05-23 |
DK156519B DK156519B (en) | 1989-09-04 |
DK156519C DK156519C (en) | 1990-02-12 |
Family
ID=6055266
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK449379A DK156519C (en) | 1978-11-22 | 1979-10-25 | CONTROL DEVICE FOR A HYDRAULIC DRIVE CONSUMER |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2850526A1 (en) |
DK (1) | DK156519C (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3232695C2 (en) * | 1982-09-02 | 1984-08-16 | Hydromatik GmbH, 7915 Elchingen | Capacity control device for a hydraulic pump |
DE3545019A1 (en) * | 1985-12-19 | 1987-07-02 | Voith Gmbh J M | High-pressure pump with flushing device |
DE3708492A1 (en) * | 1987-03-16 | 1988-09-29 | Rexroth Mannesmann Gmbh | Regulating device for a hydraulic system |
DE3926354A1 (en) * | 1989-08-09 | 1991-02-14 | Rexroth Mannesmann Gmbh | PURGE VALVE |
IT1280908B1 (en) * | 1995-08-11 | 1998-02-11 | Dayco Europe Spa | POWER STEERING SYSTEM FOR A VEHICLE |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1188948B (en) * | 1960-07-16 | 1965-03-11 | Metallwerk Glockerau G M B H | Working fluid quantity control device for hydrostatic pumps and motors |
DE1453478A1 (en) * | 1962-11-16 | 1969-02-13 | Deere & Co | Valve for the automatic control of piston pumps, especially radial piston pumps |
GB1126873A (en) * | 1964-09-22 | 1968-09-11 | Sperry Rand Corp | Improvements in hydraulic supply and control systems |
DE2349124C2 (en) * | 1973-09-29 | 1985-09-05 | Mannesmann Rexroth GmbH, 8770 Lohr | Control device for a hydraulic variable displacement pump working in storage mode |
-
1978
- 1978-11-22 DE DE19782850526 patent/DE2850526A1/en not_active Ceased
-
1979
- 1979-10-25 DK DK449379A patent/DK156519C/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DK156519B (en) | 1989-09-04 |
DK156519C (en) | 1990-02-12 |
DE2850526A1 (en) | 1980-05-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed |