EP3921857C0 - Hydraulische ventilanordnung für eine andockeinheit - Google Patents

Hydraulische ventilanordnung für eine andockeinheit

Info

Publication number
EP3921857C0
EP3921857C0 EP20705013.9A EP20705013A EP3921857C0 EP 3921857 C0 EP3921857 C0 EP 3921857C0 EP 20705013 A EP20705013 A EP 20705013A EP 3921857 C0 EP3921857 C0 EP 3921857C0
Authority
EP
European Patent Office
Prior art keywords
valve arrangement
hydraulic valve
docking unit
docking
unit
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.)
Active
Application number
EP20705013.9A
Other languages
English (en)
French (fr)
Other versions
EP3921857B1 (de
EP3921857A1 (de
Inventor
Stefan Paulsson
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.)
Assa Abloy Entrance Systems AB
Original Assignee
Assa Abloy Entrance Systems 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 Assa Abloy Entrance Systems AB filed Critical Assa Abloy Entrance Systems AB
Publication of EP3921857A1 publication Critical patent/EP3921857A1/de
Application granted granted Critical
Publication of EP3921857C0 publication Critical patent/EP3921857C0/de
Publication of EP3921857B1 publication Critical patent/EP3921857B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
    • 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
    • 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
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/327—Directional control characterised by the type of actuation electrically or electronically
    • F15B2211/328—Directional control characterised by the type of actuation electrically or electronically with signal modulation, e.g. pulse width modulation [PWM]
    • 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
    • F15B2211/50—Pressure control
    • F15B2211/52—Pressure control characterised by the type of actuation
    • F15B2211/526—Pressure control characterised by the type of actuation electrically or electronically
    • F15B2211/527—Pressure control characterised by the type of actuation electrically or electronically with signal modulation, e.g. pulse width modulation [PWM]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
    • H01F2007/1888—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings using pulse width modulation

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Magnetically Actuated Valves (AREA)
EP20705013.9A 2019-02-08 2020-02-06 Hydraulische ventilanordnung für eine andockeinheit Active EP3921857B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE1930044 2019-02-08
PCT/EP2020/052920 WO2020161213A1 (en) 2019-02-08 2020-02-06 Hydraulic valve arrangement for a docking unit

Publications (3)

Publication Number Publication Date
EP3921857A1 EP3921857A1 (de) 2021-12-15
EP3921857C0 true EP3921857C0 (de) 2025-03-05
EP3921857B1 EP3921857B1 (de) 2025-03-05

Family

ID=69571968

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20705013.9A Active EP3921857B1 (de) 2019-02-08 2020-02-06 Hydraulische ventilanordnung für eine andockeinheit

Country Status (4)

Country Link
EP (1) EP3921857B1 (de)
ES (1) ES3026890T3 (de)
PL (1) PL3921857T3 (de)
WO (1) WO2020161213A1 (de)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02209603A (ja) * 1989-02-08 1990-08-21 Kubota Ltd 油圧制御装置
WO2005049357A2 (en) * 2003-11-18 2005-06-02 The Braun Corporation Electronic control system and method for an auxiliary device interlock safety system
DE10347877B4 (de) * 2003-10-10 2008-11-27 Bucyrus Dbt Europe Gmbh Bergbau-Elektromagnet
US7602157B2 (en) * 2005-12-28 2009-10-13 Flyback Energy, Inc. Supply architecture for inductive loads
FR2926293B1 (fr) 2008-01-14 2010-06-11 Gse Dispositif de mise a quai pour vehicule de transport routier et procede associe
US8473167B2 (en) * 2008-07-03 2013-06-25 Rs Drawings, Llc Lift gate control system
US20120131755A1 (en) * 2010-04-21 2012-05-31 Blue Giant Equipment Corporation Dock leveler for loading dock with integral on-demand compressor and pneumatic actuator
WO2014152000A1 (en) * 2013-03-15 2014-09-25 Maxon Industries, Inc. Lift gate controller system

Also Published As

Publication number Publication date
WO2020161213A1 (en) 2020-08-13
EP3921857B1 (de) 2025-03-05
EP3921857A1 (de) 2021-12-15
ES3026890T3 (en) 2025-06-12
PL3921857T3 (pl) 2025-06-30

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