DE2625101C2 - Hydraulische Steuereinrichtung zur volumenstromabhängigen Verteilung von Druckflüssigkeit auf zwei Systeme - Google Patents

Hydraulische Steuereinrichtung zur volumenstromabhängigen Verteilung von Druckflüssigkeit auf zwei Systeme

Info

Publication number
DE2625101C2
DE2625101C2 DE19762625101 DE2625101A DE2625101C2 DE 2625101 C2 DE2625101 C2 DE 2625101C2 DE 19762625101 DE19762625101 DE 19762625101 DE 2625101 A DE2625101 A DE 2625101A DE 2625101 C2 DE2625101 C2 DE 2625101C2
Authority
DE
Germany
Prior art keywords
control device
valve
pressure
pump
hydraulic
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.)
Expired
Application number
DE19762625101
Other languages
German (de)
English (en)
Other versions
DE2625101A1 (de
Inventor
Horst Dipl.-Ing. Dr. 7000 Stuttgart Hesse
Wilhelm 7251 Hemmingen Zirps
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to DE19762625101 priority Critical patent/DE2625101C2/de
Priority to GB2325177A priority patent/GB1568583A/en
Priority to FR7717057A priority patent/FR2353735A1/fr
Publication of DE2625101A1 publication Critical patent/DE2625101A1/de
Application granted granted Critical
Publication of DE2625101C2 publication Critical patent/DE2625101C2/de
Expired 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
    • F15B2211/20538—Type of pump constant capacity
    • 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
    • F15B2211/30—Directional control
    • F15B2211/31—Directional control characterised by the positions of the valve element
    • F15B2211/3105—Neutral or centre positions
    • F15B2211/3116—Neutral or centre positions the pump port being open in the centre position, e.g. so-called open centre
    • 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
    • F15B2211/40—Flow control
    • F15B2211/405—Flow control characterised by the type of flow control means or valve
    • F15B2211/40515—Flow control characterised by the type of flow control means or valve with variable throttles or orifices
    • 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
    • F15B2211/40—Flow control
    • F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41509—Flow control characterised by the connections of the flow control means in the circuit being connected to a pressure source and a directional control valve
    • F15B2211/41518—Flow control characterised by the connections of the flow control means in the circuit being connected to a pressure source and a directional control valve being connected to multiple pressure sources
    • 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
    • F15B2211/40—Flow control
    • F15B2211/45—Control of bleed-off flow, e.g. control of bypass flow 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
    • F15B2211/40—Flow control
    • F15B2211/455—Control of flow in the feed line, i.e. meter-in 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
    • F15B2211/50563—Pressure control characterised by the type of pressure control means the pressure control means controlling a differential pressure
    • F15B2211/50572—Pressure control characterised by the type of pressure control means the pressure control means controlling a differential pressure using a pressure compensating valve for controlling the pressure difference across a flow control valve
    • 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)
DE19762625101 1976-06-04 1976-06-04 Hydraulische Steuereinrichtung zur volumenstromabhängigen Verteilung von Druckflüssigkeit auf zwei Systeme Expired DE2625101C2 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19762625101 DE2625101C2 (de) 1976-06-04 1976-06-04 Hydraulische Steuereinrichtung zur volumenstromabhängigen Verteilung von Druckflüssigkeit auf zwei Systeme
GB2325177A GB1568583A (en) 1976-06-04 1977-06-01 Apparatus for controlling the distribution of hydraulic flfluid between two load systems
FR7717057A FR2353735A1 (fr) 1976-06-04 1977-06-03 Dispositif de commande hydraulique pour la repartition de fluide sous pression entre deux systemes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762625101 DE2625101C2 (de) 1976-06-04 1976-06-04 Hydraulische Steuereinrichtung zur volumenstromabhängigen Verteilung von Druckflüssigkeit auf zwei Systeme

Publications (2)

Publication Number Publication Date
DE2625101A1 DE2625101A1 (de) 1977-12-22
DE2625101C2 true DE2625101C2 (de) 1985-11-14

Family

ID=5979803

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762625101 Expired DE2625101C2 (de) 1976-06-04 1976-06-04 Hydraulische Steuereinrichtung zur volumenstromabhängigen Verteilung von Druckflüssigkeit auf zwei Systeme

Country Status (3)

Country Link
DE (1) DE2625101C2 (enExample)
FR (1) FR2353735A1 (enExample)
GB (1) GB1568583A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3626650A1 (de) * 1986-08-06 1988-02-18 Linde Ag Kraftfahrzeug mit einem antriebsaggregat und einer lenkhilfskrafteinrichtung

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2808196A1 (de) * 1978-02-25 1979-09-06 Bosch Gmbh Robert Hydraulische steuereinrichtung
DE2855749A1 (de) * 1978-12-22 1980-06-26 Int Harvester Co Hydraulische steuereinrichtung zur verteilung von druckfluessigkeit mindestens einer, insbesondere von zwei druckfluessigkeitsquellen auf mehrere verschiedenrangige verbraucher
DE3016943A1 (de) * 1980-05-02 1981-11-05 Robert Bosch Gmbh, 7000 Stuttgart Hydraulische anlage mit zwei pumpen
DE3203465A1 (de) * 1982-02-03 1983-08-11 Klöckner-Humboldt-Deutz AG, 5000 Köln Druckmittelkreislauf, insbesondere fuer ein maehwerk
DE3319533A1 (de) * 1983-05-28 1984-11-29 Klöckner-Humboldt-Deutz AG, 5000 Köln Hydraulisches steuersystem fuer die lenk- und arbeitshydraulik an fahrzeugen
GB2166098B (en) * 1984-10-31 1987-10-28 Trw Cam Gears Ltd Vehicle hydraulic servo system
CN103016457B (zh) * 2012-12-05 2015-08-26 中联重科股份有限公司 液压泵控制系统、车辆及其转向液压系统

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3279558A (en) * 1962-09-17 1966-10-18 Fawick Corp Flow divider and flow-dividing hydraulic system
US3535877A (en) * 1969-05-09 1970-10-27 Gen Signal Corp Three-pump hydraulic system incorporating an unloader
DE2435602C3 (de) * 1974-07-24 1980-06-12 International Harvester Company Mbh, 4040 Neuss Selbsttätige Steuereinrichtung zur Verteilung des Druckmittels auf zwei Hydrauliksysteme

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3626650A1 (de) * 1986-08-06 1988-02-18 Linde Ag Kraftfahrzeug mit einem antriebsaggregat und einer lenkhilfskrafteinrichtung

Also Published As

Publication number Publication date
GB1568583A (en) 1980-06-04
FR2353735B1 (enExample) 1983-10-21
DE2625101A1 (de) 1977-12-22
FR2353735A1 (fr) 1977-12-30

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: F15B 13/09

8120 Willingness to grant licences paragraph 23
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee