BR9710114A - Elementos magnéticos semiduros formados por recozimentoe oxidação controlada de material magnético mole - Google Patents
Elementos magnéticos semiduros formados por recozimentoe oxidação controlada de material magnético moleInfo
- Publication number
- BR9710114A BR9710114A BR9710114A BR9710114A BR9710114A BR 9710114 A BR9710114 A BR 9710114A BR 9710114 A BR9710114 A BR 9710114A BR 9710114 A BR9710114 A BR 9710114A BR 9710114 A BR9710114 A BR 9710114A
- Authority
- BR
- Brazil
- Prior art keywords
- annealing
- semi
- elements formed
- controlled oxidation
- magnetic material
- Prior art date
Links
- 238000000137 annealing Methods 0.000 title 1
- 239000000696 magnetic material Substances 0.000 title 1
- 230000003647 oxidation Effects 0.000 title 1
- 238000007254 oxidation reaction Methods 0.000 title 1
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
- G08B13/2437—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
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)
- Soft Magnetic Materials (AREA)
- Thin Magnetic Films (AREA)
- Burglar Alarm Systems (AREA)
- Hall/Mr Elements (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/673,928 US5767770A (en) | 1996-07-01 | 1996-07-01 | Semi-hard magnetic elements formed by annealing and controlled oxidation of soft magnetic material |
| PCT/US1997/010057 WO1998000820A1 (en) | 1996-07-01 | 1997-06-05 | Semi-hard magnetic elements formed by annealing and controlled oxidation of soft magnetic material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BR9710114A true BR9710114A (pt) | 1999-08-10 |
| BR9710114B1 BR9710114B1 (pt) | 2009-01-13 |
Family
ID=24704664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI9710114-1A BR9710114B1 (pt) | 1996-07-01 | 1997-06-05 | rocesso de fabricar um elemento magnético, elemento magnético, marcador para uso em um sistema eas e sistema de vigiláncia de artigos eletrÈnicos. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US5767770A (pt) |
| EP (1) | EP0909437B1 (pt) |
| JP (1) | JP2000514502A (pt) |
| AR (1) | AR007686A1 (pt) |
| AU (1) | AU718821B2 (pt) |
| BR (1) | BR9710114B1 (pt) |
| CA (1) | CA2251338C (pt) |
| DE (1) | DE69719985T2 (pt) |
| WO (1) | WO1998000820A1 (pt) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6181245B1 (en) * | 1996-08-28 | 2001-01-30 | Sensormatic Electronics Corporation | Magnetomechanical electronic article surveillance marker with bias element having abrupt deactivation/magnetization characteristic |
| DE19753209C1 (de) * | 1997-12-01 | 1999-02-18 | Daimler Benz Ag | Schwenkeinrichtung für eine Heckscheibe |
| US5999098A (en) * | 1998-02-03 | 1999-12-07 | Sensormatic Electronics Corporation | Redistributing magnetic charge in bias element for magnetomechanical EAS marker |
| US9418524B2 (en) | 2014-06-09 | 2016-08-16 | Tyco Fire & Security Gmbh | Enhanced signal amplitude in acoustic-magnetomechanical EAS marker |
| US9275529B1 (en) | 2014-06-09 | 2016-03-01 | Tyco Fire And Security Gmbh | Enhanced signal amplitude in acoustic-magnetomechanical EAS marker |
| CN105161239B (zh) * | 2015-09-16 | 2018-08-24 | 广州齐达材料科技有限公司 | 一种复合半硬磁材料及其制备方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57177507A (en) * | 1981-04-24 | 1982-11-01 | Hitachi Metals Ltd | Heat treatment of amorphous material |
| US4510490A (en) * | 1982-04-29 | 1985-04-09 | Allied Corporation | Coded surveillance system having magnetomechanical marker |
| US4510489A (en) * | 1982-04-29 | 1985-04-09 | Allied Corporation | Surveillance system having magnetomechanical marker |
| CA2082061C (en) * | 1991-03-04 | 1998-08-18 | Masato Takeuchi | Method of manufacturing and applying heat treatment to a magnetic core |
| US5252144A (en) * | 1991-11-04 | 1993-10-12 | Allied Signal Inc. | Heat treatment process and soft magnetic alloys produced thereby |
| US5351033A (en) * | 1992-10-01 | 1994-09-27 | Sensormatic Electronics Corporation | Semi-hard magnetic elements and method of making same |
| 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 |
| US5611871A (en) * | 1994-07-20 | 1997-03-18 | Hitachi Metals, Ltd. | Method of producing nanocrystalline alloy having high permeability |
-
1996
- 1996-07-01 US US08/673,928 patent/US5767770A/en not_active Expired - Lifetime
-
1997
- 1997-06-05 CA CA002251338A patent/CA2251338C/en not_active Expired - Fee Related
- 1997-06-05 EP EP97928940A patent/EP0909437B1/en not_active Expired - Lifetime
- 1997-06-05 WO PCT/US1997/010057 patent/WO1998000820A1/en not_active Ceased
- 1997-06-05 JP JP10504139A patent/JP2000514502A/ja active Pending
- 1997-06-05 AU AU33089/97A patent/AU718821B2/en not_active Ceased
- 1997-06-05 BR BRPI9710114-1A patent/BR9710114B1/pt not_active IP Right Cessation
- 1997-06-05 DE DE69719985T patent/DE69719985T2/de not_active Expired - Fee Related
- 1997-07-01 AR ARP970102920A patent/AR007686A1/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0909437A4 (en) | 2001-05-23 |
| AU3308997A (en) | 1998-01-21 |
| AR007686A1 (es) | 1999-11-10 |
| CA2251338A1 (en) | 1998-01-08 |
| BR9710114B1 (pt) | 2009-01-13 |
| WO1998000820A1 (en) | 1998-01-08 |
| EP0909437B1 (en) | 2003-03-19 |
| AU718821B2 (en) | 2000-04-20 |
| DE69719985D1 (de) | 2003-04-24 |
| EP0909437A1 (en) | 1999-04-21 |
| DE69719985T2 (de) | 2003-11-13 |
| US5767770A (en) | 1998-06-16 |
| CA2251338C (en) | 2008-10-14 |
| JP2000514502A (ja) | 2000-10-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B06A | Notification to applicant to reply to the report for non-patentability or inadequacy of the application [chapter 6.1 patent gazette] | ||
| B06A | Notification to applicant to reply to the report for non-patentability or inadequacy of the application [chapter 6.1 patent gazette] | ||
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B16A | Patent or certificate of addition of invention granted |
Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 07/04/2009, OBSERVADAS AS CONDICOES LEGAIS. |
|
| B25A | Requested transfer of rights approved |
Owner name: SENSORMATIC ELECTRONICS, LLC (US) Free format text: TRANSFERIDO POR INCORPORACAO DE: SENSORMATIC ELECTRONICS CORPORATION |
|
| B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE A 17A ANUIDADE. |
|
| B24J | Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12) |
Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2257 DE 08-04-2014 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013. |