DE69315645D1 - Desensibilisierungseinrichtung für ein elektromagnetisches Artikelüberwachungssystem - Google Patents
Desensibilisierungseinrichtung für ein elektromagnetisches ArtikelüberwachungssystemInfo
- Publication number
- DE69315645D1 DE69315645D1 DE69315645T DE69315645T DE69315645D1 DE 69315645 D1 DE69315645 D1 DE 69315645D1 DE 69315645 T DE69315645 T DE 69315645T DE 69315645 T DE69315645 T DE 69315645T DE 69315645 D1 DE69315645 D1 DE 69315645D1
- Authority
- DE
- Germany
- Prior art keywords
- surveillance system
- article surveillance
- desensitization device
- electromagnetic article
- electromagnetic
- 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 - Fee Related
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
- G08B13/2411—Tag deactivation
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/940,007 US5285182A (en) | 1992-09-03 | 1992-09-03 | Desensitizing apparatus for electromagnetic article surveillance system |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69315645D1 true DE69315645D1 (de) | 1998-01-22 |
DE69315645T2 DE69315645T2 (de) | 1998-07-16 |
Family
ID=25474072
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69315645T Expired - Fee Related DE69315645T2 (de) | 1992-09-03 | 1993-09-01 | Desensibilisierungseinrichtung für ein elektromagnetisches Artikelüberwachungssystem |
Country Status (5)
Country | Link |
---|---|
US (1) | US5285182A (de) |
EP (1) | EP0585891B1 (de) |
JP (1) | JP3419842B2 (de) |
CA (1) | CA2104333C (de) |
DE (1) | DE69315645T2 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2184172A1 (en) * | 1994-03-10 | 1995-09-14 | Peter J. Zarembo | Deactivating device for magnetic markers in an electronic article surveillance system |
US5949318A (en) * | 1994-08-10 | 1999-09-07 | Sensormatic Electronics Corporation | Apparatus for activating/deactivating sensors used with EAS tags |
US5594420A (en) * | 1995-02-02 | 1997-01-14 | Sensormatic Electronics Corporation | Rotating magnet array for deactivating EAS markers |
US5625339A (en) * | 1996-01-08 | 1997-04-29 | Minnesota Mining And Manufacturing Company | Apparatus for changing the status of magnetic markers in an electronic article surveillance system |
US6002335A (en) * | 1998-02-18 | 1999-12-14 | 3M Innovative Properties Company | Small magnet resensitizer apparatus for use with article surveillance systems |
US6057763A (en) * | 1998-04-10 | 2000-05-02 | 3M Innovative Properties Company | Method and apparatus for activating and deactivating electromagnetic article surveillance markers |
EP0951000A3 (de) * | 1998-04-17 | 2000-06-21 | Meto International GmbH | Vorrichtung zum Deaktivieren eines Sicherungselementes für die elektronische Artikelsicherung |
US5920262A (en) * | 1998-06-19 | 1999-07-06 | Sensormatic Electronics Corporation | Omnidirectional deactivator for magnetic labels or tags of EAS systems |
BR9914407A (pt) * | 1998-10-13 | 2001-06-26 | Minnesota Mining & Mfg | Disposição que desmagnetiza o elemento de controle para mudar a condição de um marcador |
US6486782B1 (en) | 2000-07-07 | 2002-11-26 | 3M Innovative Properties | Device for changing the status of dual status magnetic electronic article surveillance markers |
US6778087B2 (en) | 2001-06-15 | 2004-08-17 | 3M Innovative Properties Company | Dual axis magnetic field EAS device |
US6967578B1 (en) | 2004-04-20 | 2005-11-22 | Guida Robert F | Hand held security label deactivation device |
GB0822617D0 (en) * | 2008-12-11 | 2009-01-21 | Courtenay Group | Security tag deactivation unit |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3665449A (en) * | 1969-07-11 | 1972-05-23 | Minnesota Mining & Mfg | Method and apparatus for detecting at a distance the status and identity of objects |
US4499444A (en) * | 1983-05-20 | 1985-02-12 | Minnesota Mining And Manufacturing Company | Desensitizer for ferromagnetic markers used with electromagnetic article surveillance systems |
US4665387A (en) * | 1983-07-13 | 1987-05-12 | Knogo Corporation | Method and apparatus for target deactivation and reactivation in article surveillance systems |
US4684930A (en) * | 1986-03-18 | 1987-08-04 | Knogo Corporation | Method and apparatus for deactivating targets used in electromagnetic type article surveillance systems |
US4752758A (en) * | 1986-07-21 | 1988-06-21 | Minnesota Mining And Manufacturing Company | Demagnetization apparatus for magnetic markers used with article surveilliance systems |
US4689590A (en) * | 1986-07-21 | 1987-08-25 | Minnesota Mining And Manufacturing Company | Demagnetization apparatus for magnetic markers used with electromagnetic article surveillance systems |
US4746908A (en) * | 1986-09-19 | 1988-05-24 | Minnesota Mining And Manufacturing Company | Dual-status, magnetically imagable article surveillance marker |
DE3741780A1 (de) * | 1987-12-10 | 1989-06-29 | Karl Harms Handels Gmbh & Co K | Magnetisches diebstahl- bzw. einbruch-sicherungssystem sowie hierfuer geeignetes sensor-metallelement |
US4811000A (en) * | 1988-03-03 | 1989-03-07 | Sensormatic Electronics Corporation | Article enclosure with magnetic marker deactivating means |
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 |
US5187462A (en) * | 1990-02-15 | 1993-02-16 | Minnesota Mining And Manufacturing Company | Multiple magnet assembly for use with electromagnetic article surveillance markers |
SE500627C2 (sv) * | 1990-03-20 | 1994-08-01 | Esselte Meto Int Gmbh | Handscanner anordnad att optiskt avläsa en streckkod på en vara |
US5170045A (en) * | 1990-03-20 | 1992-12-08 | Esselte Meto Eas Int. Ab | Price tag deactivator |
US5121106A (en) * | 1990-12-31 | 1992-06-09 | Pitney Bowes Inc. | Electronic article surveillance markers with diagonal deactivation elements |
US5126720A (en) * | 1991-01-17 | 1992-06-30 | Knogo Corporation | Method and apparatus for deactivating magnetic targets |
-
1992
- 1992-09-03 US US07/940,007 patent/US5285182A/en not_active Expired - Lifetime
-
1993
- 1993-08-18 CA CA002104333A patent/CA2104333C/en not_active Expired - Fee Related
- 1993-09-01 DE DE69315645T patent/DE69315645T2/de not_active Expired - Fee Related
- 1993-09-01 EP EP93113938A patent/EP0585891B1/de not_active Expired - Lifetime
- 1993-09-02 JP JP21844693A patent/JP3419842B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0585891A1 (de) | 1994-03-09 |
JP3419842B2 (ja) | 2003-06-23 |
CA2104333C (en) | 2001-10-23 |
CA2104333A1 (en) | 1994-03-04 |
EP0585891B1 (de) | 1997-12-10 |
JPH07296271A (ja) | 1995-11-10 |
US5285182A (en) | 1994-02-08 |
DE69315645T2 (de) | 1998-07-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |