EP0872645A3 - Elektrohydraulische Antriebseinrichtung zur Fernsteuerung eines hydraulischen Verteilers - Google Patents

Elektrohydraulische Antriebseinrichtung zur Fernsteuerung eines hydraulischen Verteilers Download PDF

Info

Publication number
EP0872645A3
EP0872645A3 EP98104126A EP98104126A EP0872645A3 EP 0872645 A3 EP0872645 A3 EP 0872645A3 EP 98104126 A EP98104126 A EP 98104126A EP 98104126 A EP98104126 A EP 98104126A EP 0872645 A3 EP0872645 A3 EP 0872645A3
Authority
EP
European Patent Office
Prior art keywords
hydraulic distributor
discharge
electromagnets
driving
energization current
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.)
Granted
Application number
EP98104126A
Other languages
English (en)
French (fr)
Other versions
EP0872645A2 (de
EP0872645B1 (de
Inventor
Claudio Bovi
Renato Brevini
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.)
Brevini Hydraulics SpA
Original Assignee
Brevini Hydraulics SpA
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 Brevini Hydraulics SpA filed Critical Brevini Hydraulics SpA
Publication of EP0872645A2 publication Critical patent/EP0872645A2/de
Publication of EP0872645A3 publication Critical patent/EP0872645A3/de
Application granted granted Critical
Publication of EP0872645B1 publication Critical patent/EP0872645B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B13/0402—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool 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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
    • F15B13/043—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves
    • F15B13/0433—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves the pilot valves being pressure control 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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/044—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by electrically-controlled means, e.g. solenoids, torque-motors
    • F15B13/0442—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by electrically-controlled means, e.g. solenoids, torque-motors with proportional solenoid allowing stable intermediate positions
    • 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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B2013/0409—Position sensing or feedback of the valve member

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Servomotors (AREA)
  • Mechanical Control Devices (AREA)
  • Magnetically Actuated Valves (AREA)
  • Valve Device For Special Equipments (AREA)
EP19980104126 1997-04-14 1998-03-09 Elektrohydraulische Antriebseinrichtung zur Fernsteuerung eines hydraulischen Verteilers Expired - Lifetime EP0872645B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT97MI000862A IT1291564B1 (it) 1997-04-14 1997-04-14 Dispositivo elettroidraulico per il pilotaggio ed il controllo a distanza di un distributore idraulico
ITMI970862 1997-04-14

Publications (3)

Publication Number Publication Date
EP0872645A2 EP0872645A2 (de) 1998-10-21
EP0872645A3 true EP0872645A3 (de) 2000-04-05
EP0872645B1 EP0872645B1 (de) 2003-11-12

Family

ID=11376881

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19980104126 Expired - Lifetime EP0872645B1 (de) 1997-04-14 1998-03-09 Elektrohydraulische Antriebseinrichtung zur Fernsteuerung eines hydraulischen Verteilers

Country Status (4)

Country Link
EP (1) EP0872645B1 (de)
DE (1) DE69819587T2 (de)
DK (1) DK0872645T3 (de)
IT (1) IT1291564B1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10034033A1 (de) 2000-07-13 2002-01-24 Nass Magnet Gmbh Magnetventil
DE102005032588A1 (de) 2005-07-11 2007-01-25 Bosch Rexroth Ag Elektrohydraulische Steuerungsvorrichtung
DE102006029623A1 (de) * 2006-06-28 2008-01-03 Robert Bosch Gmbh Elektrohydraulisches System, sowie Vorrichtung und Verfahren zum Betätigen eines solchen
CN102384118B (zh) * 2011-08-31 2013-05-08 中联重科股份有限公司 电液比例阀调速控制方法、装置、系统以及工程机械设备
CN102392914B (zh) * 2011-10-31 2013-01-23 常德中联重科液压有限公司 电液比例方向阀控制方法及其控制系统
DE102012024333B4 (de) * 2012-12-13 2022-11-03 Festo Se & Co. Kg Ventileinrichtung

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3786314A (en) * 1971-07-01 1974-01-15 Bosch Gmbh Robert Regulating arrangement for solenoid valves and the like
US4543875A (en) * 1982-12-07 1985-10-01 Mannesmann Rexroth Gmbh Electro-hydraulic directional control valve
US4659969A (en) * 1984-08-09 1987-04-21 Synektron Corporation Variable reluctance actuator having position sensing and control
US4960365A (en) * 1988-12-01 1990-10-02 Daikin Industries, Ltd. Hydraulic control apparatus
GB2248910A (en) * 1990-08-28 1992-04-22 Trans Nordic Hydraulics Limite Electrical operation of fluid-pressure devices
EP0601995A1 (de) * 1992-12-09 1994-06-15 Hoerbiger Ventilwerke Aktiengesellschaft Proportionalventil mit Wegaufnehmer

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3786314A (en) * 1971-07-01 1974-01-15 Bosch Gmbh Robert Regulating arrangement for solenoid valves and the like
US4543875A (en) * 1982-12-07 1985-10-01 Mannesmann Rexroth Gmbh Electro-hydraulic directional control valve
US4659969A (en) * 1984-08-09 1987-04-21 Synektron Corporation Variable reluctance actuator having position sensing and control
US4960365A (en) * 1988-12-01 1990-10-02 Daikin Industries, Ltd. Hydraulic control apparatus
GB2248910A (en) * 1990-08-28 1992-04-22 Trans Nordic Hydraulics Limite Electrical operation of fluid-pressure devices
EP0601995A1 (de) * 1992-12-09 1994-06-15 Hoerbiger Ventilwerke Aktiengesellschaft Proportionalventil mit Wegaufnehmer

Also Published As

Publication number Publication date
DE69819587D1 (de) 2003-12-18
DE69819587T2 (de) 2004-09-16
DK0872645T3 (da) 2004-02-16
ITMI970862A1 (it) 1998-10-14
EP0872645A2 (de) 1998-10-21
IT1291564B1 (it) 1999-01-11
EP0872645B1 (de) 2003-11-12

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