DK165888A - Indretning til beskyttelse mod magnetisk flux i det omgivende miljoe af genstande, som kan aendres ved paavirkning med magnetisk flux, isaer genstande med et medie hvori magnetisk information kan registreres - Google Patents

Indretning til beskyttelse mod magnetisk flux i det omgivende miljoe af genstande, som kan aendres ved paavirkning med magnetisk flux, isaer genstande med et medie hvori magnetisk information kan registreres

Info

Publication number
DK165888A
DK165888A DK165888A DK165888A DK165888A DK 165888 A DK165888 A DK 165888A DK 165888 A DK165888 A DK 165888A DK 165888 A DK165888 A DK 165888A DK 165888 A DK165888 A DK 165888A
Authority
DK
Denmark
Prior art keywords
magnetic flux
objects
magnetic
medium
issue
Prior art date
Application number
DK165888A
Other languages
English (en)
Other versions
DK168972B1 (da
DK165888D0 (da
Inventor
Christian Lesage
Original Assignee
Christian Lesage
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 Christian Lesage filed Critical Christian Lesage
Publication of DK165888A publication Critical patent/DK165888A/da
Publication of DK165888D0 publication Critical patent/DK165888D0/da
Application granted granted Critical
Publication of DK168972B1 publication Critical patent/DK168972B1/da

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0073—Shielding materials
    • H05K9/0075—Magnetic shielding materials
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
    • A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
    • A45C11/18—Ticket-holders or the like
    • A45C11/182—Credit card holders
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers

Landscapes

  • Microelectronics & Electronic Packaging (AREA)
  • Engineering & Computer Science (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Magnetic Record Carriers (AREA)
  • Soft Magnetic Materials (AREA)
  • Paints Or Removers (AREA)
  • Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
  • Protection Of Generators And Motors (AREA)
  • Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
  • Pinball Game Machines (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Burglar Alarm Systems (AREA)
DK165888A 1986-07-29 1988-03-25 Indretning til beskyttelse mod magnetisk flux i det omgivende miljø af genstande, som kan ændres ved påvirkning med magnetisk flux, især genstande med et medie hvori magnetisk information kan registreres DK168972B1 (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FR8610960 1986-07-29
FR8610960A FR2602906B1 (fr) 1986-07-29 1986-07-29 Materiau pour la realisation de dispositifs de protection, contre l'environnement magnetique, d'objets presentant un support d'inscriptions magnetiques, et dispositifs de protections realises avec un tel materiau
FR8700290 1987-01-13
PCT/FR1987/000290 WO1988001091A1 (fr) 1986-07-29 1987-07-21 Dispositif de protection, contre le flux magnetique environnant, d'objets susceptibles d'etre alteres par un flux magnetique, notamment d'objets presentant un support d'inscriptions magnetiques

Publications (3)

Publication Number Publication Date
DK165888A true DK165888A (da) 1988-03-25
DK165888D0 DK165888D0 (da) 1988-03-25
DK168972B1 DK168972B1 (da) 1994-07-18

Family

ID=9337825

Family Applications (1)

Application Number Title Priority Date Filing Date
DK165888A DK168972B1 (da) 1986-07-29 1988-03-25 Indretning til beskyttelse mod magnetisk flux i det omgivende miljø af genstande, som kan ændres ved påvirkning med magnetisk flux, især genstande med et medie hvori magnetisk information kan registreres

Country Status (10)

Country Link
EP (1) EP0275290B1 (da)
JP (1) JPH01500382A (da)
AT (1) ATE68904T1 (da)
CA (1) CA1297184C (da)
DK (1) DK168972B1 (da)
ES (1) ES2004958A6 (da)
FR (1) FR2602906B1 (da)
GR (1) GR871200B (da)
PT (1) PT85449B (da)
WO (1) WO1988001091A1 (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03503467A (ja) * 1988-02-04 1991-08-01 ユニスキャン　リミティド 磁界集中装置
US4836293A (en) * 1988-11-21 1989-06-06 Eastman Kodak Company Shielding method for use with electromagnetic balance
US5397881A (en) * 1993-11-22 1995-03-14 Mannik; Kallis H. Third millenium credit card with magnetically onto it written multiple validity dates, from which is one single day as the credit card's validity day selected day after day by the legitimate card owner
DE29618546U1 (de) * 1996-10-24 1997-01-23 Simanok, Thomas, 71229 Leonberg Etui für Karten mit Magnetstreifen und/oder Chips

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1812660A1 (de) * 1968-11-29 1970-06-11 Reich K & F Tech Spez Vorrichtung zum Abschirmen von elektrotechnischen Geraeten gegen stoerende Felder und Strahlen
DE2631091A1 (de) * 1976-07-10 1978-01-12 Adelt Ingeborg Ingeplastik Schutzkassette fuer identkarte
US4174419A (en) * 1978-11-08 1979-11-13 Allied Chemical Corporation Stabilized magnetic shields
JPS585780U (ja) * 1981-07-03 1983-01-14 キスコ株式会社 バンク・カ−ド用保護ケ−ス
JPS59161557U (ja) * 1983-04-13 1984-10-29 三信物産株式会社 カセツトテ−プ用容器
JPS59196470U (ja) * 1983-06-16 1984-12-27 株式会社リコー 磁気記録媒体保管容器
JPS5994874U (ja) * 1983-10-24 1984-06-27 朝日化成工業株式会社 耐磁気性預金通帳ケ−ス
JPS59145755U (ja) * 1983-10-24 1984-09-28 朝日化成工業株式会社 耐磁気性フロツピイデイスクケ−ス
JPS6152372U (da) * 1984-04-09 1986-04-08
JPS60192179U (ja) * 1984-05-30 1985-12-20 久井　宗裕 磁気デイスク保護ケ−ス用の磁気遮へい材

Also Published As

Publication number Publication date
GR871200B (en) 1987-10-15
ES2004958A6 (es) 1989-02-16
FR2602906B1 (fr) 1991-10-31
EP0275290B1 (fr) 1991-10-23
EP0275290A1 (fr) 1988-07-27
WO1988001091A1 (fr) 1988-02-11
ATE68904T1 (de) 1991-11-15
FR2602906A1 (fr) 1988-02-19
DK168972B1 (da) 1994-07-18
CA1297184C (fr) 1992-03-10
JPH01500382A (ja) 1989-02-09
PT85449A (pt) 1988-07-29
PT85449B (pt) 1993-07-30
DK165888D0 (da) 1988-03-25

Similar Documents

Publication Publication Date Title
CA2065392A1 (en) Cardholders Incorporating Keepers
KR890008761A (ko) 자기광 기록매체의 신호 재생 방법
CA2100898A1 (en) Magneto-optical recording medium and method of recording and reproducingusing thereof
KR860005336A (ko) 강자성의 금속박막 자기 기록 매체 및 그 제조방법
DE68911082D1 (de) Weichmagnetischer Film mit hoher magnetischer Flussdichte sowie Magnetkopf.
KR840003877A (ko) 자기헤드
BR9712147A (pt) Etiqueta magnética e método para codificar dadosem uma etiqueta magnética
DK165888A (da) Indretning til beskyttelse mod magnetisk flux i det omgivende miljoe af genstande, som kan aendres ved paavirkning med magnetisk flux, isaer genstande med et medie hvori magnetisk information kan registreres
KR920017049A (ko) 광자기기록재생방식
KR880013137A (ko) 열자기 기록방법
KR880011738A (ko) 자기 기록매체
KR910005237A (ko) 자기 기록매체
JPS56153546A (en) Magnetic recording medium
EP0833317A3 (en) Magneto-optical recording medium and readout method of the same
DE69205799D1 (de) Magnetisches Aufzeichnungs- und Wiedergabegerät.
JPS5661032A (en) Optical magnetic recording medium
JPS5323608A (en) Magnet ic recording medium
EP0613120A3 (en) Thin film magnetic head with magnetoresistance and polarization characteristic measurement method.
DE59811684D1 (de) Magnetisches Identifizierungselement
DE69205462D1 (de) Senkrechter magnetischer Film und magnetischer Aufzeichnungsträger.
DE69407415D1 (de) Magnetische aufzeichnungsmedien mit neuem vernetzungsmittel
JPS5769542A (en) Recording medium
JPS5459108A (en) Magnetic recording medium
JPS55163630A (en) Magnetic recording medium
JPS5241893A (en) Magnetic recording medium

Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PBP Patent lapsed
PBP Patent lapsed