JPS5865644U - magnetic recording medium - Google Patents
magnetic recording mediumInfo
- Publication number
- JPS5865644U JPS5865644U JP15856181U JP15856181U JPS5865644U JP S5865644 U JPS5865644 U JP S5865644U JP 15856181 U JP15856181 U JP 15856181U JP 15856181 U JP15856181 U JP 15856181U JP S5865644 U JPS5865644 U JP S5865644U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- recording medium
- magnetic recording
- coercive force
- barcode
- 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
Landscapes
- Magnetic Record Carriers (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は、本考案を磁気カードに実施した場合の一例を示
す斜視図である。
２・・・・・・磁気層、３・・・・・・磁気バーコード
。The drawing is a perspective view showing an example of the present invention applied to a magnetic card. 2...Magnetic layer, 3...Magnetic barcode.
Claims (1)
磁性材と相違する抗磁力の磁性材にて磁気バーコードを
形成したことを特徴とする磁気気録媒体。 ２ 実用新案登録請求の範囲第１項の記載において、磁
気層は通常の抗磁力（Ｈｃ ＝ ３００又は６５００ｅ
）で形成し、磁気バーコードは少なくとも抗磁力２００
００ｅ以上の磁性材にて形成したことを特徴とする磁気
記録媒体。[Claims for Utility Model Registration] 1. A magnetic barcode characterized in that a magnetic barcode is formed on the upper or lower layer of a magnetic layer using a magnetic material with a coercive force different from that of the magnetic material forming the magnetic layer. Recording medium. 2 In the description of claim 1 of the utility model registration, the magnetic layer has a normal coercive force (Hc = 300 or 6500e
), and the magnetic barcode has a coercive force of at least 200
A magnetic recording medium characterized in that it is formed of a magnetic material of 00e or higher.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15856181U JPS5865644U (en) | 1981-10-24 | 1981-10-24 | magnetic recording medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15856181U JPS5865644U (en) | 1981-10-24 | 1981-10-24 | magnetic recording medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5865644U true JPS5865644U (en) | 1983-05-04 |
Family
ID=29951053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15856181U Pending JPS5865644U (en) | 1981-10-24 | 1981-10-24 | magnetic recording medium |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5865644U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6177102A (en) * | 1984-09-22 | 1986-04-19 | Kyodo Printing Co Ltd | Magnetic recording medium and its truth or falsehood deciding method |
| JPS61145727A (en) * | 1984-12-19 | 1986-07-03 | Dainippon Printing Co Ltd | Cards having magnetic recording medium and its recording method |
| JPS62159301A (en) * | 1986-01-07 | 1987-07-15 | Dainippon Printing Co Ltd | How to record data on a magnetic recording card |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5346418A (en) * | 1976-10-08 | 1978-04-26 | Seiko Epson Corp | Low melting point alloy |
| JPS54143116A (en) * | 1978-04-27 | 1979-11-08 | Matsushita Electric Ind Co Ltd | Magnetic recording medium |
| JPS5543172A (en) * | 1978-09-25 | 1980-03-26 | Mitsubishi Chem Ind Ltd | Preparation of polyoxymethylene |
-
1981
- 1981-10-24 JP JP15856181U patent/JPS5865644U/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5346418A (en) * | 1976-10-08 | 1978-04-26 | Seiko Epson Corp | Low melting point alloy |
| JPS54143116A (en) * | 1978-04-27 | 1979-11-08 | Matsushita Electric Ind Co Ltd | Magnetic recording medium |
| JPS5543172A (en) * | 1978-09-25 | 1980-03-26 | Mitsubishi Chem Ind Ltd | Preparation of polyoxymethylene |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6177102A (en) * | 1984-09-22 | 1986-04-19 | Kyodo Printing Co Ltd | Magnetic recording medium and its truth or falsehood deciding method |
| JPS61145727A (en) * | 1984-12-19 | 1986-07-03 | Dainippon Printing Co Ltd | Cards having magnetic recording medium and its recording method |
| JPS62159301A (en) * | 1986-01-07 | 1987-07-15 | Dainippon Printing Co Ltd | How to record data on a magnetic recording card |
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