BE875841A - HYDRAULIC CYLINDER - Google Patents

HYDRAULIC CYLINDER

Info

Publication number
BE875841A
BE875841A BE0/194825A BE194825A BE875841A BE 875841 A BE875841 A BE 875841A BE 0/194825 A BE0/194825 A BE 0/194825A BE 194825 A BE194825 A BE 194825A BE 875841 A BE875841 A BE 875841A
Authority
BE
Belgium
Prior art keywords
hydraulic cylinder
hydraulic
cylinder
Prior art date
Application number
BE0/194825A
Other languages
French (fr)
Original Assignee
Liebherr Hydraulikbagger G M B
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 Liebherr Hydraulikbagger G M B filed Critical Liebherr Hydraulikbagger G M B
Publication of BE875841A publication Critical patent/BE875841A/en

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
    • F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
    • 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
    • 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
    • E02F9/226—Safety arrangements, e.g. hydraulic driven fans, preventing cavitation, leakage, overheating
    • 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
    • F15B2211/61—Secondary circuits
    • F15B2211/613—Feeding circuits
    • 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
    • F15B2211/76—Control of force or torque of the output member
    • F15B2211/761—Control of a negative load, i.e. of a load generating hydraulic energy
    • 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
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/86—Control during or prevention of abnormal conditions
    • F15B2211/8609—Control during or prevention of abnormal conditions the abnormal condition being cavitation

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Actuator (AREA)
  • Fluid-Damping Devices (AREA)
BE0/194825A 1978-04-26 1979-04-25 HYDRAULIC CYLINDER BE875841A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2818365 1978-04-26

Publications (1)

Publication Number Publication Date
BE875841A true BE875841A (en) 1979-08-16

Family

ID=6038080

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/194825A BE875841A (en) 1978-04-26 1979-04-25 HYDRAULIC CYLINDER

Country Status (3)

Country Link
BE (1) BE875841A (en)
FR (1) FR2428757A3 (en)
IT (1) IT1112214B (en)

Also Published As

Publication number Publication date
IT7921989A0 (en) 1979-04-19
FR2428757B3 (en) 1980-05-16
FR2428757A3 (en) 1980-01-11
IT1112214B (en) 1986-01-13

Similar Documents

Publication Publication Date Title
FI783789A (en) HYDRAULIC STOEDELEMENT
BE875864A (en) CYLINDER
AT363164B (en) SCREW-TURNING PISTON
BE876641A (en) ALTERNATIVE PISTON
SE7902654L (en) ADJUSTABLE CYLINDER LOAD
SE7800209L (en) VERMEVEXLINGS CYLINDER
FI793037A (en) DEAKTIVERINGSSYSTEM FOER CYLINDER
FI793829A (en) FOER HYDRAULIC BROMSAR AEMNAD TRYCKOMFORMARE SPECIELLT FOER TRAKTORER
AT358772B (en) HYDRAULIC TELESCOPIC LIFT CYLINDER
FR2528503B1 (en) HYDRAULIC CYLINDER
FI65848B (en) HYDRAULIC STOEDDAEMPARE
BR7900565A (en) PISTON ARRANGEMENT
BR7901260A (en) LOCKER CYLINDER
IT1100726B (en) PERFECTED CYLINDER
NO152159C (en) TANDEM-MAIN CYLINDER
BE875841A (en) HYDRAULIC CYLINDER
SE8002513L (en) HYDRAULIC CYLINDER PISTON DEVICE
AT360436B (en) HYDRAULIC RAMMBAER
FI792024A (en) VENTILBLOCK SAERSKILT FOER HYDRAULIC GRAEVMASKINER
FR2319039A1 (en) HYDRAULIC CYLINDER
PL208898A1 (en) TELESCOPIC HYDRAULIC CYLINDER
PL203332A1 (en) HYDRAULIC CYLINDER
JPS5498469A (en) Hydraulic cylinder
SE7806540L (en) HYDRAULIC CYLINDER PISTON DEVICE
SE7812196L (en) HYDRAULIC SERVOCYLINDER