DE29620849U1 - Metallglaslegierungen für mechanisch Resonanz erzeugende Markierungsüberwachungssysteme - Google Patents

Metallglaslegierungen für mechanisch Resonanz erzeugende Markierungsüberwachungssysteme

Info

Publication number
DE29620849U1
DE29620849U1 DE29620849U DE29620849U DE29620849U1 DE 29620849 U1 DE29620849 U1 DE 29620849U1 DE 29620849 U DE29620849 U DE 29620849U DE 29620849 U DE29620849 U DE 29620849U DE 29620849 U1 DE29620849 U1 DE 29620849U1
Authority
DE
Germany
Prior art keywords
ranges
marker
surveillance
surveillance systems
marking
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.)
Expired - Lifetime
Application number
DE29620849U
Other languages
English (en)
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.)
Sensormatic Electronics Corp
Original Assignee
AlliedSignal Inc
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
Priority claimed from US08/421,109 external-priority patent/US5495231A/en
Application filed by AlliedSignal Inc filed Critical AlliedSignal Inc
Publication of DE29620849U1 publication Critical patent/DE29620849U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • 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
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V15/00—Tags attached to, or associated with, an object, in order to enable detection of the object
    • 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
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15316—Amorphous metallic alloys, e.g. glassy metals based on Co

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Burglar Alarm Systems (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Glass Compositions (AREA)
  • Joining Of Glass To Other Materials (AREA)
DE29620849U 1995-04-13 1996-04-12 Metallglaslegierungen für mechanisch Resonanz erzeugende Markierungsüberwachungssysteme Expired - Lifetime DE29620849U1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/421,109 US5495231A (en) 1995-04-13 1995-04-13 Metallic glass alloys for mechanically resonant marker surveillance systems
US08/471,056 US5539380A (en) 1995-04-13 1995-06-06 Metallic glass alloys for mechanically resonant marker surveillance systems
PCT/US1996/005090 WO1996032731A1 (en) 1995-04-13 1996-04-12 Metallic glass alloys for mechanically resonant marker surveillance systems

Publications (1)

Publication Number Publication Date
DE29620849U1 true DE29620849U1 (de) 1997-03-13

Family

ID=27025111

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69634876T Expired - Lifetime DE69634876T2 (de) 1995-04-13 1996-04-12 Glasartige metalllegierung für resonanz-etikett überwachungssysteme
DE29620849U Expired - Lifetime DE29620849U1 (de) 1995-04-13 1996-04-12 Metallglaslegierungen für mechanisch Resonanz erzeugende Markierungsüberwachungssysteme

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69634876T Expired - Lifetime DE69634876T2 (de) 1995-04-13 1996-04-12 Glasartige metalllegierung für resonanz-etikett überwachungssysteme

Country Status (9)

Country Link
US (1) US5539380A (de)
EP (1) EP0820633B1 (de)
JP (1) JP3955623B2 (de)
KR (1) KR19980703802A (de)
CN (1) CN1132198C (de)
AT (1) ATE298457T1 (de)
DE (2) DE69634876T2 (de)
MX (1) MX9707728A (de)
WO (1) WO1996032731A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5949334A (en) * 1995-10-02 1999-09-07 Sensormatic Electronics Corporation Magnetostrictive element having optimized bias-field-dependent resonant frequency characteristic
US5891270A (en) * 1995-10-05 1999-04-06 Hasegawa; Ryusuke Heat-treatment of glassy metal alloy for article surveillance system markers
DE19651525A1 (de) 1996-12-11 1998-06-18 Vacuumschmelze Gmbh Etiketten in akustomagnetischen Diebstahlsicherungssystemen
EP0944910B1 (de) * 1996-12-13 2002-08-14 Vacuumschmelze GmbH Anzeigeelement für die verwendung in einem magnetischen diebstahlsicherungssystem
DE19653430A1 (de) * 1996-12-20 1999-04-01 Vacuumschmelze Gmbh Anzeigeelement für die Verwendung in einem magnetischen Warenüberwachungssystem
US6018296A (en) * 1997-07-09 2000-01-25 Vacuumschmelze Gmbh Amorphous magnetostrictive alloy with low cobalt content and method for annealing same
US5841348A (en) * 1997-07-09 1998-11-24 Vacuumschmelze Gmbh Amorphous magnetostrictive alloy and an electronic article surveillance system employing same
DE19740908C1 (de) * 1997-09-17 1999-08-05 Vacuumschmelze Gmbh Anzeigeelement für die Verwendung in einem magnetischen Diebstahlsicherungssystem und Verfahren zur Herstellung eines Aktivierungsstreifens hierfür
US6359563B1 (en) * 1999-02-10 2002-03-19 Vacuumschmelze Gmbh ‘Magneto-acoustic marker for electronic article surveillance having reduced size and high signal amplitude’
US7205893B2 (en) * 2005-04-01 2007-04-17 Metglas, Inc. Marker for mechanically resonant article surveillance system
US20060219786A1 (en) * 2005-04-01 2006-10-05 Metglas, Inc. Marker for coded electronic article identification system
US7771545B2 (en) * 2007-04-12 2010-08-10 General Electric Company Amorphous metal alloy having high tensile strength and electrical resistivity
US8366010B2 (en) 2011-06-29 2013-02-05 Metglas, Inc. Magnetomechanical sensor element and application thereof in electronic article surveillance and detection system
US9275529B1 (en) 2014-06-09 2016-03-01 Tyco Fire And Security Gmbh Enhanced signal amplitude in acoustic-magnetomechanical EAS marker
US9640852B2 (en) 2014-06-09 2017-05-02 Tyco Fire & Security Gmbh Enhanced signal amplitude in acoustic-magnetomechanical EAS marker
EP3118641B8 (de) * 2015-07-15 2019-03-20 Indian Oil Corporation Limited Auf verbesserter giant-magnetoimpedanz (gmi) basierende erkennungsvorrichtung zur aufkohlung von austenitischem edelstahl

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4510489A (en) * 1982-04-29 1985-04-09 Allied Corporation Surveillance system having magnetomechanical marker
US4596613A (en) * 1984-01-05 1986-06-24 Electric Power Research Institute, Inc. Method for treating cast amorphous metal strip material
JPS6311654A (ja) * 1986-06-30 1988-01-19 Mitsubishi Electric Corp 非晶質磁性材料の製造方法
US5252144A (en) * 1991-11-04 1993-10-12 Allied Signal Inc. Heat treatment process and soft magnetic alloys produced thereby
US5469140A (en) * 1994-06-30 1995-11-21 Sensormatic Electronics Corporation Transverse magnetic field annealed amorphous magnetomechanical elements for use in electronic article surveillance system and method of making same
DE9412456U1 (de) * 1994-08-02 1994-10-27 Vacuumschmelze Gmbh Amorphe Legierung mit hoher Magnetostriktion und gleichzeitig hoher induzierter Anisotropie

Also Published As

Publication number Publication date
MX9707728A (es) 1997-12-31
CN1132198C (zh) 2003-12-24
WO1996032731A1 (en) 1996-10-17
KR19980703802A (ko) 1998-12-05
JP3955623B2 (ja) 2007-08-08
US5539380A (en) 1996-07-23
EP0820633A1 (de) 1998-01-28
CN1186567A (zh) 1998-07-01
DE69634876D1 (de) 2005-07-28
EP0820633B1 (de) 2005-06-22
DE69634876T2 (de) 2005-12-22
JPH11503874A (ja) 1999-03-30
ATE298457T1 (de) 2005-07-15

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 19970424

R150 Utility model maintained after payment of first maintenance fee after three years

Effective date: 19990830

R081 Change of applicant/patentee

Owner name: SENSORMATIC ELECTRONICS CORP., BOCA RATON, US

Free format text: FORMER OWNER: ALLIEDSIGNAL INC., MORRISTOWN, N.J., US

Effective date: 20001106

R151 Utility model maintained after payment of second maintenance fee after six years

Effective date: 20020802

R152 Utility model maintained after payment of third maintenance fee after eight years

Effective date: 20040708

R071 Expiry of right