HK1160197A1 - Optimization of the field profile on a high field strength magnetic detacher - Google Patents

Optimization of the field profile on a high field strength magnetic detacher

Info

Publication number
HK1160197A1
HK1160197A1 HK12100666.9A HK12100666A HK1160197A1 HK 1160197 A1 HK1160197 A1 HK 1160197A1 HK 12100666 A HK12100666 A HK 12100666A HK 1160197 A1 HK1160197 A1 HK 1160197A1
Authority
HK
Hong Kong
Prior art keywords
optimization
strength magnetic
magnetic detacher
field strength
profile
Prior art date
Application number
HK12100666.9A
Other languages
English (en)
Inventor
Ming-Ren Lian
Wing K Ho
Ronald Joseph Davis
William Johnson Iii
Original Assignee
Sensormatic Electronics Llc
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 Sensormatic Electronics Llc filed Critical Sensormatic Electronics Llc
Publication of HK1160197A1 publication Critical patent/HK1160197A1/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B73/00—Devices for locking portable objects against unauthorised removal; Miscellaneous locking devices
    • E05B73/0017—Anti-theft devices, e.g. tags or monitors, fixed to articles, e.g. clothes, and to be removed at the check-out of shops
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/14—Mechanical actuation by lifting or attempted removal of hand-portable articles
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B73/00—Devices for locking portable objects against unauthorised removal; Miscellaneous locking devices
    • E05B73/0017—Anti-theft devices, e.g. tags or monitors, fixed to articles, e.g. clothes, and to be removed at the check-out of shops
    • E05B73/0047—Unlocking tools; Decouplers
    • E05B73/0052—Unlocking tools; Decouplers of the magnetic type
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0273—Magnetic circuits with PM for magnetic field generation

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Burglar Alarm Systems (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
HK12100666.9A 2008-12-17 2012-01-20 Optimization of the field profile on a high field strength magnetic detacher HK1160197A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US20306008P 2008-12-17 2008-12-17
PCT/US2009/002620 WO2010071663A1 (en) 2008-12-17 2009-04-28 Optimization of the field profile on a high field strength magnetic detacher

Publications (1)

Publication Number Publication Date
HK1160197A1 true HK1160197A1 (en) 2012-08-10

Family

ID=40972814

Family Applications (1)

Application Number Title Priority Date Filing Date
HK12100666.9A HK1160197A1 (en) 2008-12-17 2012-01-20 Optimization of the field profile on a high field strength magnetic detacher

Country Status (9)

Country Link
US (1) US8054185B2 (xx)
EP (1) EP2376729B1 (xx)
KR (1) KR101627277B1 (xx)
CN (1) CN102257235B (xx)
AR (1) AR072393A1 (xx)
CA (1) CA2746951C (xx)
ES (1) ES2503548T3 (xx)
HK (1) HK1160197A1 (xx)
WO (1) WO2010071663A1 (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8847762B2 (en) * 2011-06-23 2014-09-30 Tyco Fire & Security Gmbh Security system tag magnetic clutch and method
US9850688B2 (en) * 2013-01-30 2017-12-26 Tyco Fire & Security Gmbh Dynamic magnetic detacher
WO2016043765A1 (en) * 2014-09-19 2016-03-24 Apple Inc. Balanced magnetic array
USD742772S1 (en) * 2014-10-17 2015-11-10 Wg Security Products EAS device detacher
US11183038B2 (en) 2019-09-30 2021-11-23 Sensormatic Electronics, LLC Detacher for self-detaching tag
USD1016893S1 (en) * 2020-03-09 2024-03-05 Johnson Controls Tyco Ip Holdings Mount
USD1016595S1 (en) * 2020-03-09 2024-03-05 Johnson Controls Tyco IP Holdings LLP Mount

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5955951A (en) * 1998-04-24 1999-09-21 Sensormatic Electronics Corporation Combined article surveillance and product identification system
US6084498A (en) * 1998-08-21 2000-07-04 Dexter Magnetic Technologies, Inc. Magnetic decoupler
US5959520A (en) * 1998-08-21 1999-09-28 Dexter Magnetic Technologies, Inc. Magnetic decoupler
US6722166B2 (en) * 2002-07-29 2004-04-20 Johan Skjellerup Security tag assembly
US7148805B2 (en) * 2003-08-08 2006-12-12 Sensormatic Electronics Corporation Hard security tag and detaching device
US20060070410A1 (en) * 2003-08-29 2006-04-06 Arthur Fuss Product anti-theft device
KR101101763B1 (ko) * 2004-02-20 2012-01-05 체크포인트 시스템즈 인코포레이티드 보안 태그 자동분리시스템 및 방법
US20060070411A1 (en) * 2004-10-04 2006-04-06 Sensormatic Electronics Corporation Magnetic spring clamp
US7817041B2 (en) * 2004-12-09 2010-10-19 Johan Skjellerup Security system for preventing unauthorized removal of merchandise
CN2807423Y (zh) * 2005-07-15 2006-08-16 广州金升阳科技有限公司 一种环形磁芯结构
CA2630681C (en) 2005-12-01 2014-11-04 Sensormatic Electronics Corporation Magnetic detacher with open access
US7391327B2 (en) * 2005-12-01 2008-06-24 Sensormatic Electronics Corporation Magnetic detacher with open access
US7633396B2 (en) * 2006-02-07 2009-12-15 Sensormatic Electronics, LLC Electronic article surveillance tag having an expulsion detrimental substance system with substance routing system
DE102007002065B4 (de) 2007-01-09 2009-04-02 Bakker Holding Son B.V. Magnetvorrichtung, insbesondere zum Entriegeln von Sicherheitsanhängern an diebstahlgesicherten Waren
US7750806B1 (en) * 2007-08-08 2010-07-06 Johan Skjellerup Magnetic security tag assembly
EP2056307B1 (de) * 2007-10-01 2010-12-22 Albert Maurer Lösevorrichtung zum Lösen von magnetisch lösbaren Diebstahlsicherungen

Also Published As

Publication number Publication date
EP2376729B1 (en) 2014-07-02
CN102257235A (zh) 2011-11-23
CA2746951C (en) 2016-06-21
EP2376729A1 (en) 2011-10-19
CA2746951A1 (en) 2010-06-24
KR20110111408A (ko) 2011-10-11
KR101627277B1 (ko) 2016-06-03
US20100148969A1 (en) 2010-06-17
CN102257235B (zh) 2013-08-21
AR072393A1 (es) 2010-08-25
WO2010071663A1 (en) 2010-06-24
AU2009327526A1 (en) 2011-07-07
ES2503548T3 (es) 2014-10-07
US8054185B2 (en) 2011-11-08

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