SE415390B - Belastningskompenserat hydrostatiskt effektoverforingssystem - Google Patents

Belastningskompenserat hydrostatiskt effektoverforingssystem

Info

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
Application number
SE7713038A
Other languages
English (en)
Swedish (sv)
Other versions
SE7713038L (sv
Inventor
E Kosonen
Original Assignee
Rauma Repola Oy
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Rauma Repola Oy filed Critical Rauma Repola Oy
Publication of SE7713038L publication Critical patent/SE7713038L/xx
Publication of SE415390B publication Critical patent/SE415390B/sv

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)
SE7713038A 1976-11-19 1977-11-18 Belastningskompenserat hydrostatiskt effektoverforingssystem SE415390B (sv)

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 (fr)
FI (1) FI54018C (fr)
FR (1) FR2371614A1 (fr)
SE (1) SE415390B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DE2751663A1 (de) 1978-05-24
FI54018B (fi) 1978-05-31
FR2371614A1 (fr) 1978-06-16
SE7713038L (sv) 1978-05-20
FI54018C (fi) 1978-09-11

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