DE2751663A1 - Hydrostatische kraftuebertragungsanordnung mit belastungsausgleich - Google Patents

Hydrostatische kraftuebertragungsanordnung mit belastungsausgleich

Info

Publication number
DE2751663A1
DE2751663A1 DE19772751663 DE2751663A DE2751663A1 DE 2751663 A1 DE2751663 A1 DE 2751663A1 DE 19772751663 DE19772751663 DE 19772751663 DE 2751663 A DE2751663 A DE 2751663A DE 2751663 A1 DE2751663 A1 DE 2751663A1
Authority
DE
Germany
Prior art keywords
pressure
hydraulic
rod
control
speed
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.)
Withdrawn
Application number
DE19772751663
Other languages
German (de)
English (en)
Inventor
Esko Dipl Ing Kosonen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Repola Oy
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 DE2751663A1 publication Critical patent/DE2751663A1/de
Withdrawn legal-status Critical Current

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)
DE19772751663 1976-11-19 1977-11-18 Hydrostatische kraftuebertragungsanordnung mit belastungsausgleich Withdrawn DE2751663A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI763330A FI54018C (fi) 1976-11-19 1976-11-19 Belastningskompenserad hydrostatisk effekttransmissionsanordning

Publications (1)

Publication Number Publication Date
DE2751663A1 true DE2751663A1 (de) 1978-05-24

Family

ID=8510430

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772751663 Withdrawn DE2751663A1 (de) 1976-11-19 1977-11-18 Hydrostatische kraftuebertragungsanordnung mit belastungsausgleich

Country Status (4)

Country Link
DE (1) DE2751663A1 (fr)
FI (1) FI54018C (fr)
FR (1) FR2371614A1 (fr)
SE (1) SE415390B (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3048554A1 (de) * 1980-01-28 1981-10-01 Sundstrand Corp., 61101 Rockford, Ill. Motordrehzahl-regeleinrichtung
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
US4864994A (en) * 1981-11-16 1989-09-12 Sundstrand Corporation Engine override controls
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
WO2004065761A1 (fr) * 2003-01-24 2004-08-05 Sandvik Tamrock Oy Systeme hydraulique destine a du materiel d'exploitation des mines et procede de reglage de la puissance d'une perforatrice de roches

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

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3048554A1 (de) * 1980-01-28 1981-10-01 Sundstrand Corp., 61101 Rockford, Ill. Motordrehzahl-regeleinrichtung
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
WO1985003744A1 (fr) * 1984-02-16 1985-08-29 Caterpillar Tractor Co. Systeme sensible a la charge
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
US6155955A (en) * 1996-11-08 2000-12-05 Zf Friedrichshafen Ag Operating method for a motor vehicle driving unit
WO2004065761A1 (fr) * 2003-01-24 2004-08-05 Sandvik Tamrock Oy Systeme hydraulique destine a du materiel d'exploitation des mines et procede de reglage de la puissance d'une perforatrice de roches
AU2004206070B2 (en) * 2003-01-24 2009-03-12 Sandvik Mining And Construction Oy Hydraulic system for mining equipment and method of adjusting power of rock drill machine
US7900712B2 (en) 2003-01-24 2011-03-08 Sandvik Mining And Construction Oy Hydraulic system for mining equipment and method of adjusting power of rock drill machine

Also Published As

Publication number Publication date
FR2371614A1 (fr) 1978-06-16
SE7713038L (sv) 1978-05-20
FI54018B (fi) 1978-05-31
SE415390B (sv) 1980-09-29
FI54018C (fi) 1978-09-11

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee