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NO922201L - Fremgangsmaate ved modifisering av magnetiske egenskaper - Google Patents

Fremgangsmaate ved modifisering av magnetiske egenskaper

Info

Publication number
NO922201L
NO922201L NO92922201A NO922201A NO922201L NO 922201 L NO922201 L NO 922201L NO 92922201 A NO92922201 A NO 92922201A NO 922201 A NO922201 A NO 922201A NO 922201 L NO922201 L NO 922201L
Authority
NO
Norway
Prior art keywords
pct
pilferage
marker
magnetic properties
article location
Prior art date
Application number
NO92922201A
Other languages
English (en)
Other versions
NO922201D0 (no
NO307278B1 (no
Inventor
Dafydd Geraint Davies
Stephen Henry Chambers
Original Assignee
Esselte Meto Int Gmbh
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 Esselte Meto Int Gmbh filed Critical Esselte Meto Int Gmbh
Publication of NO922201L publication Critical patent/NO922201L/no
Publication of NO922201D0 publication Critical patent/NO922201D0/no
Publication of NO307278B1 publication Critical patent/NO307278B1/no

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2405—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used
    • G08B13/2408—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used using ferromagnetic tags
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2428—Tag details
    • G08B13/2434—Tag housing and attachment details
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2428—Tag details
    • G08B13/2437—Tag layered structure, processes for making layered tags
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2428—Tag details
    • G08B13/2437—Tag layered structure, processes for making layered tags
    • G08B13/244—Tag manufacturing, e.g. continuous manufacturing processes
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2428—Tag details
    • G08B13/2437—Tag layered structure, processes for making layered tags
    • G08B13/2442—Tag materials and material properties thereof, e.g. magnetic material details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/32—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying conductive, insulating or magnetic material on a magnetic film, specially adapted for a thin magnetic film
    • H01F41/34—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying conductive, insulating or magnetic material on a magnetic film, specially adapted for a thin magnetic film in patterns, e.g. by lithography
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Soft Magnetic Materials (AREA)
  • Hard Magnetic Materials (AREA)
  • Thin Magnetic Films (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Sewage (AREA)
  • Pipe Accessories (AREA)
  • Check Valves (AREA)
  • Magnetic Ceramics (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Credit Cards Or The Like (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Burglar Alarm Systems (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
NO922201A 1990-10-15 1992-06-04 Fremgangsmåte ved modifisering av magnetiske egenskaper NO307278B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB909022318A GB9022318D0 (en) 1990-10-15 1990-10-15 Magnetic property modification
PCT/GB1991/001783 WO1992007343A1 (en) 1990-10-15 1991-10-14 Magnetic property modification

Publications (3)

Publication Number Publication Date
NO922201L true NO922201L (no) 1992-06-04
NO922201D0 NO922201D0 (no) 1992-06-04
NO307278B1 NO307278B1 (no) 2000-03-06

Family

ID=10683710

Family Applications (1)

Application Number Title Priority Date Filing Date
NO922201A NO307278B1 (no) 1990-10-15 1992-06-04 Fremgangsmåte ved modifisering av magnetiske egenskaper

Country Status (13)

Country Link
US (1) US5455563A (no)
EP (1) EP0506933B1 (no)
JP (1) JP3208392B2 (no)
AT (1) ATE127257T1 (no)
AU (1) AU640532B2 (no)
BR (1) BR9106183A (no)
CA (1) CA2071860C (no)
DE (1) DE69112604T2 (no)
DK (1) DK0506933T3 (no)
ES (1) ES2076554T3 (no)
GB (1) GB9022318D0 (no)
NO (1) NO307278B1 (no)
WO (1) WO1992007343A1 (no)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW198154B (no) * 1991-08-20 1993-01-11 Allied Signal Inc
FR2723231A1 (fr) * 1994-07-26 1996-02-02 Bourgogne Grasset Ets Jeton de jeu
FR2723228B1 (fr) * 1994-07-26 1996-09-20 Bourgogne Grasset Jeton de jeu perfectionne
CA2175262A1 (en) * 1995-05-24 1996-11-25 Hugo Lievens Magnetic antipilferage tag
US5602528A (en) * 1995-06-20 1997-02-11 Marian Rubber Products Company, Inc. Theft detection marker and method
JPH09232142A (ja) * 1996-02-28 1997-09-05 Unitika Ltd 磁気素子及びその製造方法
JPH09232141A (ja) * 1996-02-28 1997-09-05 Unitika Ltd 磁気素子
GB9619896D0 (en) * 1996-09-24 1996-11-06 Flying Null Ltd Improvements in or relating to magnetic sensors
CA2218302A1 (en) * 1996-10-15 1998-04-15 Unitika Ltd. Magnetic device, and process and apparatus for producing the same
GB9800064D0 (en) * 1998-01-05 1998-03-04 Sentec Ltd Uni-directional magnetic tag
US6028518A (en) * 1998-06-04 2000-02-22 Checkpoint Systems, Inc. System for verifying attachment of an EAS marker to an article after tagging
FR2805067B1 (fr) 2000-02-15 2003-09-12 Bourgogne Grasset Jeton a puce electronique et procedes de fabrication d'un tel jeton
RU2292588C1 (ru) * 2005-07-12 2007-01-27 Бетелин Владимир Борисович Устройство для идентификации и способ его опроса

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1804208B1 (de) * 1968-10-17 1970-11-12 Mannesmann Ag Verfahren zur Herabsetzung der Wattverluste von kornorientierten Elektroblechen,insbesondere von Wuerfeltexturblechen
US4484184A (en) * 1979-04-23 1984-11-20 Allied Corporation Amorphous antipilferage marker
US4468551A (en) * 1982-07-30 1984-08-28 Armco Inc. Laser treatment of electrical steel and optical scanning assembly therefor
US4682154A (en) * 1986-02-12 1987-07-21 E.A.S. Technologies, Inc. Label for use in anti-theft surveillance system
US4710754A (en) * 1986-09-19 1987-12-01 Minnesota Mining And Manufacturing Company Magnetic marker having switching section for use in electronic article surveillance systems
EP0295085B1 (en) * 1987-06-08 1996-11-06 Esselte Meto International GmbH Article detection and/or recognition using magnetic devices
ES2040343T3 (es) * 1987-06-08 1993-10-16 Esselte Meto International Gmbh Dispositivos magneticos.
GB8713353D0 (en) * 1987-06-08 1987-07-15 Scient Generics Ltd Magnetic article surveillance systems
US4829288A (en) * 1987-11-30 1989-05-09 Minnesota Mining And Manufacturing Company Economic, multi-directionally responsive marker for use in electronic article surveillance systems
US4884063A (en) * 1988-02-01 1989-11-28 Minnesota Mining And Manufacturing Company Dual status magnetic marker having magnetically biasable flux collectors for use in electronic article surveillance systems
US4857891A (en) * 1988-04-29 1989-08-15 Minnesota Mining And Manufacturing Company Random-filament, multi-directionally responsive marker for use in electronic article surveillance systems
US4967185A (en) * 1989-08-08 1990-10-30 Minnesota Mining And Manufacturing Company Multi-directionally responsive, dual-status, magnetic article surveillance marker having continuous keeper

Also Published As

Publication number Publication date
JP3208392B2 (ja) 2001-09-10
JPH05502962A (ja) 1993-05-20
AU640532B2 (en) 1993-08-26
WO1992007343A1 (en) 1992-04-30
AU8668691A (en) 1992-05-20
EP0506933A1 (en) 1992-10-07
ATE127257T1 (de) 1995-09-15
BR9106183A (pt) 1993-03-16
NO922201D0 (no) 1992-06-04
NO307278B1 (no) 2000-03-06
US5455563A (en) 1995-10-03
GB9022318D0 (en) 1990-11-28
DK0506933T3 (da) 1996-01-02
EP0506933B1 (en) 1995-08-30
CA2071860A1 (en) 1992-04-16
DE69112604T2 (de) 1996-02-15
ES2076554T3 (es) 1995-11-01
DE69112604D1 (de) 1995-10-05
CA2071860C (en) 1999-11-30

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