EP0854408A3 - Electromagnet with a power supply - Google Patents

Electromagnet with a power supply Download PDF

Info

Publication number
EP0854408A3
EP0854408A3 EP98100624A EP98100624A EP0854408A3 EP 0854408 A3 EP0854408 A3 EP 0854408A3 EP 98100624 A EP98100624 A EP 98100624A EP 98100624 A EP98100624 A EP 98100624A EP 0854408 A3 EP0854408 A3 EP 0854408A3
Authority
EP
European Patent Office
Prior art keywords
electromagnet
power supply
power
driver
measuring device
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.)
Withdrawn
Application number
EP98100624A
Other languages
German (de)
French (fr)
Other versions
EP0854408A2 (en
Inventor
Rudolf Dipl.-Ing. Weinbuch
Thomas Dipl.-Ing. Zrenner
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.)
Wagner KG
Original Assignee
Wagner KG
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 Wagner KG filed Critical Wagner KG
Publication of EP0854408A2 publication Critical patent/EP0854408A2/en
Publication of EP0854408A3 publication Critical patent/EP0854408A3/en
Withdrawn legal-status Critical Current

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
    • H01F7/1844—Monitoring or fail-safe circuits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/04—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by magnetic means
    • B66C1/06—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by magnetic means electromagnetic
    • B66C1/08—Circuits therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Braking Arrangements (AREA)
  • Electromagnets (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)
  • Jigs For Machine Tools (AREA)

Abstract

Elektromagnet (4) mit einer Stromversorgung, wobei die Stromversorgung mindestens ein Leistungsteil (6) mit einem Regler oder einem Treiber (2) für eine Stromquelle (3) aufweist und die Stromquelle (3) durch mindestens eine Leitung (11) mit dem Elektromagneten (4) verbunden ist, wobei an dem Leistungsteil (6) ausgangsseitig eine Strommeßvorrichtung (1) vorgesehen ist und die Strommeßvorrichtung (1) auf den Regler oder Treiber (2) einwirkt.

Figure 00000001
Electromagnet (4) with a power supply, the power supply having at least one power section (6) with a regulator or driver (2) for a power source (3) and the power source (3) through at least one line (11) with the electromagnet ( 4), a current measuring device (1) being provided on the output side of the power section (6) and the current measuring device (1) acting on the controller or driver (2).
Figure 00000001
EP98100624A 1997-01-15 1998-01-15 Electromagnet with a power supply Withdrawn EP0854408A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE29700618U 1997-01-15
DE29700618U DE29700618U1 (en) 1997-01-15 1997-01-15 Electromagnet with a power supply

Publications (2)

Publication Number Publication Date
EP0854408A2 EP0854408A2 (en) 1998-07-22
EP0854408A3 true EP0854408A3 (en) 1998-09-09

Family

ID=8034590

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98100624A Withdrawn EP0854408A3 (en) 1997-01-15 1998-01-15 Electromagnet with a power supply

Country Status (2)

Country Link
EP (1) EP0854408A3 (en)
DE (1) DE29700618U1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5998944A (en) * 1997-03-07 1999-12-07 Caterpillar Inc. Method and apparatus for controlling a lifting magnet of a materials handling machine
US7992850B2 (en) 2007-03-29 2011-08-09 Caterpillar Inc. System and method for controlling electromagnet lift power for material handlers
DE102008026412B4 (en) * 2008-06-02 2015-05-28 Generator-Technik Schwäb.Gmünd GmbH & Co.KG Power supply device for an electromagnet and operating method (ramp control)
DE102008026411B4 (en) * 2008-06-02 2015-05-28 Generator-Technik Schwäb.Gmünd GmbH & Co.KG Power supply device for an electromagnet and operating method (output current limitation)
EP2175459B1 (en) * 2008-10-11 2012-07-25 Schunk GmbH & Co. KG Spann- und Greiftechnik Method to operate a control device for energising at least one coil of a permanently magnetisable chuck and corresponding control device
DE102011083007B4 (en) * 2011-09-20 2022-12-01 Zf Friedrichshafen Ag Method and control device for controlling an electromagnetic actuator
JP6743559B2 (en) * 2016-08-02 2020-08-19 コベルコ建機株式会社 Lifting magnet control device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2285692A1 (en) * 1974-09-18 1976-04-16 Lenoir Raoul Ets Current control for electromagnet which saturates magnetic lifter - has capacitor banks, power regulator, adjustable release and relay
US4608620A (en) * 1985-11-14 1986-08-26 Westinghouse Electric Corp. Magnetic sensor for armature and stator
DE4034081A1 (en) * 1990-10-26 1992-04-30 Bosch Gmbh Robert CURRENT CONTROL CIRCUIT FOR AN INDUCTIVE CONSUMER
DE19615519A1 (en) * 1996-04-19 1997-10-30 Voith Turbo Kg Digital two-point controller for an actuator element

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2285692A1 (en) * 1974-09-18 1976-04-16 Lenoir Raoul Ets Current control for electromagnet which saturates magnetic lifter - has capacitor banks, power regulator, adjustable release and relay
US4608620A (en) * 1985-11-14 1986-08-26 Westinghouse Electric Corp. Magnetic sensor for armature and stator
DE4034081A1 (en) * 1990-10-26 1992-04-30 Bosch Gmbh Robert CURRENT CONTROL CIRCUIT FOR AN INDUCTIVE CONSUMER
DE19615519A1 (en) * 1996-04-19 1997-10-30 Voith Turbo Kg Digital two-point controller for an actuator element

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
SCHNEIDER H P: "ELEKTRONISCHE STEUERUNG FUER PERMANENTMAGNETISCH ERREGTE LASTHEBEMAGNETSYSTEME", TECHNISCHE MITTEILUNGEN KRUPP, FORSCHUNGSBERICHTE, vol. 36, no. 1, April 1978 (1978-04-01), pages 35 - 40, XP002019197 *

Also Published As

Publication number Publication date
DE29700618U1 (en) 1997-04-10
EP0854408A2 (en) 1998-07-22

Similar Documents

Publication Publication Date Title
EP0914911A3 (en) Balancing device for robot arm
EP1148623A3 (en) Power supply device
EP0884124A3 (en) Milling cutter with axial adjustment
EP0899064A3 (en) A power tool having interchangeable tool head
EP0922618A3 (en) Vehicle brake device
EP0860223A3 (en) Pressing device for connecting workpieces
EP1126178A3 (en) Control system for pump valve unit
EP1237260A3 (en) Converter-motor and drive system series
EP0854408A3 (en) Electromagnet with a power supply
DE59300691D1 (en) Current control method and device for a voltage-impressing converter.
EP0978403A3 (en) Vehicle roof
EP0863339A3 (en) Gas regulator
EP1005256A3 (en) Voltage transformer and industrial truck with DC voltage supply
EP1310851A3 (en) Circuit for voltage regulation
EP0877198A3 (en) Lighting apparatus
DE69804450T2 (en) INTEGRATED GUIDE DEVICE FOR A SLEEVE OR PRINT CYLINDER AND SLEEVE OR PRINT CYLINDER EQUIPPED WITH THIS DEVICE
EP0884506A3 (en) Accoutrements, especially control and shutting flap
EP0989477A3 (en) Control device with an actuator having two-degrees-of-freedom movement
EP1406023A3 (en) Bowden cable adjusting device especially for a throttle position control
EP1363377A3 (en) Electromotive actuator
EP1102390A3 (en) Drive device for lift doors
EP0984168A3 (en) Valve arrangement with at least one valve unit consisting of several electrically-actuated valves
EP1114748A3 (en) Lighting device
EP0897187A3 (en) Switch assembly with modular powerbus
EP0895826A3 (en) Welding or cutting device

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

AKX Designation fees paid
RBV Designated contracting states (corrected)
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19990310