CZ9302012A3 - Device for activation and deactivation of theft preventing apparatus - Google Patents

Device for activation and deactivation of theft preventing apparatus Download PDF

Info

Publication number
CZ9302012A3
CZ9302012A3 CZ932012A CZ201293A CZ9302012A3 CZ 9302012 A3 CZ9302012 A3 CZ 9302012A3 CZ 932012 A CZ932012 A CZ 932012A CZ 201293 A CZ201293 A CZ 201293A CZ 9302012 A3 CZ9302012 A3 CZ 9302012A3
Authority
CZ
Czechia
Prior art keywords
electromagnet
magnetic field
strip
flat
activation
Prior art date
Application number
CZ932012A
Other languages
Czech (cs)
English (en)
Inventor
Lars Hansen
Original Assignee
Actron Entwicklungs Ag
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 Actron Entwicklungs Ag filed Critical Actron Entwicklungs Ag
Publication of CZ9302012A3 publication Critical patent/CZ9302012A3/cs

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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
    • G08B13/2411—Tag deactivation
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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
    • G08B13/2451—Specific applications combined with EAS
    • G08B13/246—Check out systems combined with EAS, e.g. price information stored on EAS tag

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
CZ932012A 1992-01-28 1993-01-28 Device for activation and deactivation of theft preventing apparatus CZ9302012A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK10292A DK10292A (da) 1992-01-28 1992-01-28 Anordning til aktivering/deaktivering af en tyverisikringsmarkoer
PCT/DK1993/000032 WO1993015484A1 (en) 1992-01-28 1993-01-28 A device for activating or deactivating an antitheft device

Publications (1)

Publication Number Publication Date
CZ9302012A3 true CZ9302012A3 (en) 1994-03-16

Family

ID=8089761

Family Applications (1)

Application Number Title Priority Date Filing Date
CZ932012A CZ9302012A3 (en) 1992-01-28 1993-01-28 Device for activation and deactivation of theft preventing apparatus

Country Status (6)

Country Link
EP (1) EP0577807A1 (da)
JP (1) JPH06506567A (da)
AU (1) AU3449693A (da)
CZ (1) CZ9302012A3 (da)
DK (1) DK10292A (da)
WO (1) WO1993015484A1 (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6060988A (en) * 1997-02-03 2000-05-09 Sensormatic Electronics Corporation EAS marker deactivation device having core-wound energized coils

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4141078A (en) * 1975-10-14 1979-02-20 Innovated Systems, Inc. Library circulation control system
DE3244431A1 (de) * 1982-12-01 1984-06-07 Rheinmetall GmbH, 4000 Düsseldorf Vorrichtung zur deaktivierung eines magnetisierbare schichten enthaltenden sicherungsstreifens
US4568921A (en) * 1984-07-13 1986-02-04 Knogo Corporation Theft detection apparatus and target and method of making same
GB8818849D0 (en) * 1988-08-09 1988-09-14 Emi Plc Thorn Electromagnetic identification system
DE4015779A1 (de) * 1990-05-16 1991-11-21 Minnesota Mining & Mfg Verfahren zur verwendung mit einem dazu passenden ueberwachungssystem fuer gegenstaende zur feststellung und magnetisierung eines magnetischen markierungselements und vorrichtung zur durchfuehrung des verfahrens

Also Published As

Publication number Publication date
DK10292D0 (da) 1992-01-28
WO1993015484A1 (en) 1993-08-05
AU3449693A (en) 1993-09-01
JPH06506567A (ja) 1994-07-21
EP0577807A1 (en) 1994-01-12
DK10292A (da) 1993-07-29

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