JPH01500382A - 磁束に反して磁気記録支持媒体を有する物体の保護装置 - Google Patents
磁束に反して磁気記録支持媒体を有する物体の保護装置Info
- Publication number
- JPH01500382A JPH01500382A JP62504441A JP50444187A JPH01500382A JP H01500382 A JPH01500382 A JP H01500382A JP 62504441 A JP62504441 A JP 62504441A JP 50444187 A JP50444187 A JP 50444187A JP H01500382 A JPH01500382 A JP H01500382A
- Authority
- JP
- Japan
- Prior art keywords
- layer
- protective
- magnetic
- nickel
- iron
- 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.)
- Pending
Links
- 230000004907 flux Effects 0.000 title claims description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 38
- 239000000463 material Substances 0.000 claims description 37
- 239000010410 layer Substances 0.000 claims description 33
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 32
- 239000011241 protective layer Substances 0.000 claims description 23
- 229910052759 nickel Inorganic materials 0.000 claims description 19
- 229910052742 iron Inorganic materials 0.000 claims description 16
- 229910045601 alloy Inorganic materials 0.000 claims description 15
- 239000000956 alloy Substances 0.000 claims description 15
- 230000035699 permeability Effects 0.000 claims description 14
- 239000000696 magnetic material Substances 0.000 claims description 13
- 230000001681 protective effect Effects 0.000 claims description 8
- 125000006850 spacer group Chemical group 0.000 claims description 8
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 6
- 229910052796 boron Inorganic materials 0.000 claims description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052698 phosphorus Inorganic materials 0.000 claims description 3
- 239000011574 phosphorus Substances 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 229910052720 vanadium Inorganic materials 0.000 claims 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims 1
- 229920003023 plastic Polymers 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229910000640 Fe alloy Inorganic materials 0.000 description 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 3
- 229910052750 molybdenum Inorganic materials 0.000 description 3
- 239000011733 molybdenum Substances 0.000 description 3
- 229910001182 Mo alloy Inorganic materials 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005686 electrostatic field Effects 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 206010001488 Aggression Diseases 0.000 description 1
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 1
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000005300 metallic glass Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
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
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Magnetic Record Carriers (AREA)
- Soft Magnetic Materials (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Paints Or Removers (AREA)
- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
- Pinball Game Machines (AREA)
- Protection Of Generators And Motors (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Burglar Alarm Systems (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Applications Claiming Priority (2)
| 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 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01500382A true JPH01500382A (ja) | 1989-02-09 |
Family
ID=9337825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62504441A Pending JPH01500382A (ja) | 1986-07-29 | 1987-07-21 | 磁束に反して磁気記録支持媒体を有する物体の保護装置 |
Country Status (10)
| Country | Link |
|---|---|
| EP (1) | EP0275290B1 (de) |
| JP (1) | JPH01500382A (de) |
| AT (1) | ATE68904T1 (de) |
| CA (1) | CA1297184C (de) |
| DK (1) | DK168972B1 (de) |
| ES (1) | ES2004958A6 (de) |
| FR (1) | FR2602906B1 (de) |
| GR (1) | GR871200B (de) |
| PT (1) | PT85449B (de) |
| WO (1) | WO1988001091A1 (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0397755A4 (en) * | 1988-02-04 | 1992-11-04 | Uniscan Ltd. | Magnetic field concentrator |
| 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 |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5571096A (en) * | 1978-11-08 | 1980-05-28 | Allied Chem | Stabilized magnetic shield |
| 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 |
| 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 |
| 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 |
| 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 |
| JPS6152372U (de) * | 1984-04-09 | 1986-04-08 |
Family Cites Families (2)
| 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 |
-
1986
- 1986-07-29 FR FR8610960A patent/FR2602906B1/fr not_active Expired - Lifetime
-
1987
- 1987-07-21 JP JP62504441A patent/JPH01500382A/ja active Pending
- 1987-07-21 EP EP87904887A patent/EP0275290B1/de not_active Expired - Lifetime
- 1987-07-21 WO PCT/FR1987/000290 patent/WO1988001091A1/fr not_active Ceased
- 1987-07-21 AT AT87904887T patent/ATE68904T1/de not_active IP Right Cessation
- 1987-07-24 GR GR871200A patent/GR871200B/el unknown
- 1987-07-28 ES ES8702212A patent/ES2004958A6/es not_active Expired
- 1987-07-28 CA CA000543190A patent/CA1297184C/fr not_active Expired - Lifetime
- 1987-07-29 PT PT85449A patent/PT85449B/pt not_active IP Right Cessation
-
1988
- 1988-03-25 DK DK165888A patent/DK168972B1/da not_active IP Right Cessation
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5571096A (en) * | 1978-11-08 | 1980-05-28 | Allied Chem | Stabilized magnetic shield |
| 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 (de) * | 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 |
|---|---|
| EP0275290A1 (de) | 1988-07-27 |
| FR2602906B1 (fr) | 1991-10-31 |
| FR2602906A1 (fr) | 1988-02-19 |
| PT85449B (pt) | 1993-07-30 |
| GR871200B (en) | 1987-10-15 |
| CA1297184C (fr) | 1992-03-10 |
| WO1988001091A1 (fr) | 1988-02-11 |
| DK165888A (da) | 1988-03-25 |
| ES2004958A6 (es) | 1989-02-16 |
| DK165888D0 (da) | 1988-03-25 |
| EP0275290B1 (de) | 1991-10-23 |
| DK168972B1 (da) | 1994-07-18 |
| ATE68904T1 (de) | 1991-11-15 |
| PT85449A (pt) | 1988-07-29 |
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