SE412447B - Hydraulsystem for hydrostatiskt drivna redskap - Google Patents

Hydraulsystem for hydrostatiskt drivna redskap

Info

Publication number
SE412447B
SE412447B SE7416131A SE7416131A SE412447B SE 412447 B SE412447 B SE 412447B SE 7416131 A SE7416131 A SE 7416131A SE 7416131 A SE7416131 A SE 7416131A SE 412447 B SE412447 B SE 412447B
Authority
SE
Sweden
Prior art keywords
hydraulic system
driven tools
hydrostatic driven
hydrostatic
tools
Prior art date
Application number
SE7416131A
Other languages
English (en)
Other versions
SE7416131L (sv
Inventor
U Reinecke
J Gerber
Original Assignee
Orenstein & Koppel Ag
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 Orenstein & Koppel Ag filed Critical Orenstein & Koppel Ag
Publication of SE7416131L publication Critical patent/SE7416131L/
Publication of SE412447B publication Critical patent/SE412447B/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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D11/00—Steering non-deflectable wheels; Steering endless tracks or the like
    • B62D11/02—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides
    • B62D11/06—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source
    • B62D11/10—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source using gearings with differential power outputs on opposite sides, e.g. twin-differential or epicyclic gears
    • B62D11/14—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source using gearings with differential power outputs on opposite sides, e.g. twin-differential or epicyclic gears differential power outputs being effected by additional power supply to one side, e.g. power originating from secondary power source
    • B62D11/18—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source using gearings with differential power outputs on opposite sides, e.g. twin-differential or epicyclic gears differential power outputs being effected by additional power supply to one side, e.g. power originating from secondary power source the additional power supply being supplied hydraulically
    • B62D11/183—Control systems therefor
    • 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
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30505—Non-return valves, i.e. 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
    • F15B2211/30—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
    • F15B2211/70—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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87169—Supply and exhaust
    • Y10T137/87177—With bypass
    • Y10T137/87185—Controlled by supply or exhaust valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Operation Control Of Excavators (AREA)
SE7416131A 1973-12-22 1974-12-20 Hydraulsystem for hydrostatiskt drivna redskap SE412447B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2364282A DE2364282C3 (de) 1973-12-22 1973-12-22 Schaltungsanordnung für Hydraulikmotoren

Publications (2)

Publication Number Publication Date
SE7416131L SE7416131L (sv) 1975-06-23
SE412447B true SE412447B (sv) 1980-03-03

Family

ID=5901773

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7416131A SE412447B (sv) 1973-12-22 1974-12-20 Hydraulsystem for hydrostatiskt drivna redskap

Country Status (11)

Country Link
US (1) US4342254A (sv)
JP (1) JPS5239998B2 (sv)
AT (1) AT327107B (sv)
BE (1) BE821424A (sv)
BR (1) BR7410271A (sv)
CA (1) CA1031238A (sv)
DE (1) DE2364282C3 (sv)
FR (1) FR2272282B1 (sv)
GB (1) GB1441235A (sv)
IT (1) IT1023078B (sv)
SE (1) SE412447B (sv)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10336334B3 (de) 2003-08-08 2005-08-04 Cnh Baumaschinen Gmbh Hydraulisches Steuersystem für Baumaschinenen, insbesondere für Bagger
DE202007005232U1 (de) * 2007-04-11 2008-08-14 Liebherr Mining Equipment Co. Kipplaster
JP6552829B2 (ja) * 2015-01-28 2019-07-31 ナブテスコ株式会社 方向切換弁

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1054220B (de) * 1957-06-11 1959-04-02 Eberswalde Kranbau Schaltung fuer hydraulische Krantriebwerke
DE1484743B1 (de) * 1963-04-24 1970-09-10 Orenstein & Koppel Ag Schaltung fuer hydrostatisch betriebene Hydrogeraete
DE1634915C3 (de) * 1967-03-10 1981-02-12 O & K Orenstein & Koppel Ag Schaltung für Hydraulikbagger
SE342871B (sv) * 1967-11-24 1972-02-21 Mitsubishi Heavy Ind Ltd
DE1952034A1 (de) * 1969-10-15 1971-04-22 Linde Ag Steuereinrichtung fuer eine hydraulische Anlage und Ventil hierzu
DE2046461C3 (de) * 1969-10-30 1979-08-16 Veb Kombinat Orsta-Hydraulik, X7010 Leipzig Steuereinrichtung für einen zwei Pumpen und mehrere Verbraucher besitzenden hydraulischen Antrieb, vorzugsweise für Universalbagger
DE2138986C3 (de) * 1971-08-04 1978-09-07 G.L. Rexroth Gmbh, 8770 Lohr Steuerventileinrichtung für mehrere hydraulische Antriebe
DE2158870C2 (de) * 1971-11-27 1973-09-27 Eaton Gmbh, 5620 Velbert Hydraulische Servoanlage mit zwei Pumpen und mehreren Hydromotoren
US3922855A (en) * 1971-12-13 1975-12-02 Caterpillar Tractor Co Hydraulic circuitry for an excavator

Also Published As

Publication number Publication date
JPS5239998B2 (sv) 1977-10-08
IT1023078B (it) 1978-05-10
SE7416131L (sv) 1975-06-23
US4342254A (en) 1982-08-03
AU7486274A (en) 1976-05-06
BE821424A (fr) 1975-02-17
CA1031238A (en) 1978-05-16
DE2364282B2 (de) 1979-07-26
DE2364282A1 (de) 1975-07-03
DE2364282C3 (de) 1983-01-13
FR2272282A1 (sv) 1975-12-19
ATA799174A (de) 1975-03-15
FR2272282B1 (sv) 1976-10-22
JPS5095681A (sv) 1975-07-30
GB1441235A (en) 1976-06-30
AT327107B (de) 1976-01-12
BR7410271A (pt) 1976-06-29

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