SE8605520L - Forfarande och anordning for arbetsmaskin - Google Patents

Forfarande och anordning for arbetsmaskin

Info

Publication number
SE8605520L
SE8605520L SE8605520A SE8605520A SE8605520L SE 8605520 L SE8605520 L SE 8605520L SE 8605520 A SE8605520 A SE 8605520A SE 8605520 A SE8605520 A SE 8605520A SE 8605520 L SE8605520 L SE 8605520L
Authority
SE
Sweden
Prior art keywords
setting means
acceleration
setting
motor
pump system
Prior art date
Application number
SE8605520A
Other languages
English (en)
Other versions
SE8605520D0 (sv
Inventor
B Olofsson
Original Assignee
Akermans Verkstad Ab
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 Akermans Verkstad Ab filed Critical Akermans Verkstad Ab
Priority to SE8605520A priority Critical patent/SE8605520L/sv
Publication of SE8605520D0 publication Critical patent/SE8605520D0/sv
Priority to DK676387A priority patent/DK676387A/da
Priority to FI875629A priority patent/FI875629A/fi
Priority to NO875349A priority patent/NO875349L/no
Priority to EP19870850395 priority patent/EP0279152A1/en
Publication of SE8605520L publication Critical patent/SE8605520L/sv

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2296—Systems with a variable displacement pump
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • E02F9/2232—Control of flow rate; Load sensing arrangements using one or more variable displacement pumps
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2282—Systems using center bypass type changeover valves
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2285—Pilot-operated systems
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2292—Systems with two or more pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/4008—Control of circuit pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/4061—Control related to directional control valves, e.g. change-over valves, for crossing the feeding conduits

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Transplanting Machines (AREA)
  • Operation Control Of Excavators (AREA)
SE8605520A 1986-12-22 1986-12-22 Forfarande och anordning for arbetsmaskin SE8605520L (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE8605520A SE8605520L (sv) 1986-12-22 1986-12-22 Forfarande och anordning for arbetsmaskin
DK676387A DK676387A (da) 1986-12-22 1987-12-21 Fremgangsmaade ved og indretning til gravemaskine
FI875629A FI875629A (fi) 1986-12-22 1987-12-21 Foerfarande och anordning foer graevmaskin.
NO875349A NO875349L (no) 1986-12-22 1987-12-21 Fremgangsmaate og anordning ved arbeidsmaskin.
EP19870850395 EP0279152A1 (en) 1986-12-22 1987-12-22 Method and device for controlling the hydraulic system of an excavator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8605520A SE8605520L (sv) 1986-12-22 1986-12-22 Forfarande och anordning for arbetsmaskin

Publications (2)

Publication Number Publication Date
SE8605520D0 SE8605520D0 (sv) 1986-12-22
SE8605520L true SE8605520L (sv) 1988-06-23

Family

ID=20366725

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8605520A SE8605520L (sv) 1986-12-22 1986-12-22 Forfarande och anordning for arbetsmaskin

Country Status (5)

Country Link
EP (1) EP0279152A1 (sv)
DK (1) DK676387A (sv)
FI (1) FI875629A (sv)
NO (1) NO875349L (sv)
SE (1) SE8605520L (sv)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19850162C1 (de) 1998-10-30 2000-09-07 Brueninghaus Hydromatik Gmbh Hydrostatisches Getriebe
JP6933621B2 (ja) * 2018-09-14 2021-09-08 日立建機株式会社 建設機械

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1650771B2 (de) * 1968-03-13 1976-10-28 Linde Ag, 6200 Wiesbaden Antriebsaggregat fuer mindestens zwei verbraucher
US4094144A (en) * 1977-03-16 1978-06-13 Strojarske A Metalurgicke Zavody Hydraulic pressure regulating arrangement
DE3340332C2 (de) * 1983-11-08 1988-11-10 Hydromatik GmbH, 7915 Elchingen Leistungs-Regelvorrichtung für einen hydrostatischen Antrieb mit Fördermengeneinstellung

Also Published As

Publication number Publication date
EP0279152A1 (en) 1988-08-24
FI875629A (fi) 1988-06-23
NO875349L (no) 1988-06-23
NO875349D0 (no) 1987-12-21
DK676387D0 (da) 1987-12-21
SE8605520D0 (sv) 1986-12-22
DK676387A (da) 1988-06-23
FI875629A0 (fi) 1987-12-21

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