NO300439B1 - Fremgangsmåte og anordning for å detektere full magnetisering av elektro-permanent-magneter - Google Patents

Fremgangsmåte og anordning for å detektere full magnetisering av elektro-permanent-magneter Download PDF

Info

Publication number
NO300439B1
NO300439B1 NO944598A NO944598A NO300439B1 NO 300439 B1 NO300439 B1 NO 300439B1 NO 944598 A NO944598 A NO 944598A NO 944598 A NO944598 A NO 944598A NO 300439 B1 NO300439 B1 NO 300439B1
Authority
NO
Norway
Prior art keywords
electro
permanent magnet
magnet
current
magnetization
Prior art date
Application number
NO944598A
Other languages
English (en)
Norwegian (no)
Other versions
NO944598D0 (no
NO944598L (no
Inventor
Egil Myr
Original Assignee
Maritime Hydraulics As
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 Maritime Hydraulics As filed Critical Maritime Hydraulics As
Priority to NO944598A priority Critical patent/NO300439B1/no
Publication of NO944598D0 publication Critical patent/NO944598D0/no
Priority to EP95850207A priority patent/EP0715179A3/de
Priority to US08/565,361 priority patent/US5677821A/en
Publication of NO944598L publication Critical patent/NO944598L/no
Publication of NO300439B1 publication Critical patent/NO300439B1/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/12—Measuring magnetic properties of articles or specimens of solids or fluids
    • G01R33/1215—Measuring magnetisation; Particular magnetometers therefor
    • 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
    • H01F7/20—Electromagnets; Actuators including electromagnets without armatures
    • H01F7/206—Electromagnets for lifting, handling or transporting of magnetic pieces or material
    • 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
    • H01F7/20—Electromagnets; Actuators including electromagnets without armatures
    • H01F7/206—Electromagnets for lifting, handling or transporting of magnetic pieces or material
    • H01F2007/208—Electromagnets for lifting, handling or transporting of magnetic pieces or material combined with permanent magnets

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Measuring Magnetic Variables (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
NO944598A 1994-11-30 1994-11-30 Fremgangsmåte og anordning for å detektere full magnetisering av elektro-permanent-magneter NO300439B1 (no)

Priority Applications (3)

Application Number Priority Date Filing Date Title
NO944598A NO300439B1 (no) 1994-11-30 1994-11-30 Fremgangsmåte og anordning for å detektere full magnetisering av elektro-permanent-magneter
EP95850207A EP0715179A3 (de) 1994-11-30 1995-11-24 Verfahren zur totaler Magnetisationsbestimmung von Elektropermanentmagneten
US08/565,361 US5677821A (en) 1994-11-30 1995-11-30 Method and device for detecting full magnetization of electro-permanent magnets

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO944598A NO300439B1 (no) 1994-11-30 1994-11-30 Fremgangsmåte og anordning for å detektere full magnetisering av elektro-permanent-magneter

Publications (3)

Publication Number Publication Date
NO944598D0 NO944598D0 (no) 1994-11-30
NO944598L NO944598L (no) 1996-05-31
NO300439B1 true NO300439B1 (no) 1997-05-26

Family

ID=19897697

Family Applications (1)

Application Number Title Priority Date Filing Date
NO944598A NO300439B1 (no) 1994-11-30 1994-11-30 Fremgangsmåte og anordning for å detektere full magnetisering av elektro-permanent-magneter

Country Status (3)

Country Link
US (1) US5677821A (de)
EP (1) EP0715179A3 (de)
NO (1) NO300439B1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6128174A (en) * 1997-08-29 2000-10-03 Stereotaxis, Inc. Method and apparatus for rapidly changing a magnetic field produced by electromagnets
US6373676B1 (en) * 1998-10-05 2002-04-16 Span Inc. Magnetic floatation control system
US6767177B2 (en) * 2002-04-15 2004-07-27 Kary A. Opitz Magnetic lifting system
EP1862624B1 (de) * 2006-06-01 2017-02-15 Pilz Auslandsbeteiligungen GmbH Zuhalteeinrichtung für eine Zugangsschutzvorrichtung
FI20105582A0 (fi) 2010-05-25 2010-05-25 Kaarinan Robottileikkaus Oy Kiinnityslaite, järjestely ja menetelmä työstettävän esineen kiinnittämiseksi työalustaan
CN105730869A (zh) * 2016-04-01 2016-07-06 德清申力索具有限公司 一种捆绑带
WO2019045133A1 (ko) * 2017-08-30 2019-03-07 김윤기 리프터용 영전자 자석의 안전도 검사장치 및 그 방법
SE541388C2 (en) * 2017-12-19 2019-09-10 Assa Abloy Ab Actuator comprising electro permanent magnet and method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1756503C3 (de) 1968-05-30 1973-07-19 Koppers Gmbh Heinrich Vorrichtung zur Anzeige von an Lasthebemagneten haengenden Lasten
DE1901611A1 (de) 1969-01-14 1970-09-17 Hartung Kuhn & Co Gmbh Maschin Gleichstrom-Lastmagnet mit Signalgeber
US4208656A (en) * 1978-06-12 1980-06-17 Littwin Arthur K Battery lift magnet control
DE3068769D1 (en) * 1979-04-05 1984-09-06 Motor Magnetics Inc Electric device or machine
DE3212465A1 (de) 1982-04-02 1983-10-20 Emag Maschinenfabrik Gmbh, 7335 Salach Transportvorrichtung, insbesondere ladevorrichtung fuer bearbeitungsmaschinen

Also Published As

Publication number Publication date
EP0715179A3 (de) 1999-02-03
US5677821A (en) 1997-10-14
EP0715179A2 (de) 1996-06-05
NO944598D0 (no) 1994-11-30
NO944598L (no) 1996-05-31

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MM1K Lapsed by not paying the annual fees

Free format text: LAPSED IN MAY 2003