FI911706A - Method and apparatus for conducting a pressure medium to actuators - Google Patents

Method and apparatus for conducting a pressure medium to actuators Download PDF

Info

Publication number
FI911706A
FI911706A FI911706A FI911706A FI911706A FI 911706 A FI911706 A FI 911706A FI 911706 A FI911706 A FI 911706A FI 911706 A FI911706 A FI 911706A FI 911706 A FI911706 A FI 911706A
Authority
FI
Finland
Prior art keywords
actuators
conducting
pressure medium
medium
pressure
Prior art date
Application number
FI911706A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI90584C (en
FI90584B (en
FI911706A0 (en
Inventor
Seppo Ensio Nisula
Ali Markku Juhani Nisula
Original Assignee
Seppo Ensio Nisula
Ali Markku Juhani Nisula
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 Seppo Ensio Nisula, Ali Markku Juhani Nisula filed Critical Seppo Ensio Nisula
Priority to FI911706A priority Critical patent/FI90584C/en
Publication of FI911706A0 publication Critical patent/FI911706A0/en
Priority to PCT/FI1992/000131 priority patent/WO1993022233A1/en
Publication of FI911706A publication Critical patent/FI911706A/en
Application granted granted Critical
Publication of FI90584B publication Critical patent/FI90584B/en
Publication of FI90584C publication Critical patent/FI90584C/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00Other constructional features or details
    • B66C13/18Control systems or devices
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F9/00Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20Drives; Control devices
    • E02F9/22Hydraulic or pneumatic drives
    • E02F9/2221Control of flow rate; Load sensing arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/30Directional control
    • F15B2211/305Directional control characterised by the type of valves
    • F15B2211/30505Non-return valves, i.e. check valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/30Directional control
    • F15B2211/305Directional control characterised by the type of valves
    • F15B2211/30505Non-return valves, i.e. check valves
    • F15B2211/30515Load holding valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/70Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/71Multiple output members, e.g. multiple hydraulic motors or cylinders

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Fluid-Pressure Circuits (AREA)
FI911706A 1991-04-10 1991-04-10 Method and apparatus for conducting a pressure medium to actuators FI90584C (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI911706A FI90584C (en) 1991-04-10 1991-04-10 Method and apparatus for conducting a pressure medium to actuators
PCT/FI1992/000131 WO1993022233A1 (en) 1991-04-10 1992-04-30 A method and apparatus for conveying pressure medium to actuators

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI911706A FI90584C (en) 1991-04-10 1991-04-10 Method and apparatus for conducting a pressure medium to actuators
FI911706 1991-04-10

Publications (4)

Publication Number Publication Date
FI911706A0 FI911706A0 (en) 1991-04-10
FI911706A true FI911706A (en) 1992-10-11
FI90584B FI90584B (en) 1993-11-15
FI90584C FI90584C (en) 1994-02-25

Family

ID=8532281

Family Applications (1)

Application Number Title Priority Date Filing Date
FI911706A FI90584C (en) 1991-04-10 1991-04-10 Method and apparatus for conducting a pressure medium to actuators

Country Status (2)

Country Link
FI (1) FI90584C (en)
WO (1) WO1993022233A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI955172A0 (en) * 1995-10-30 1995-10-30 Sakari Pinomaeki Foerfarande i ett tryckmediumsystem och ett tryckmediumsystem

Also Published As

Publication number Publication date
FI90584C (en) 1994-02-25
FI90584B (en) 1993-11-15
FI911706A0 (en) 1991-04-10
WO1993022233A1 (en) 1993-11-11

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Legal Events

Date Code Title Description
BB Publication of examined application