JPS61143870U - - Google Patents
Info
- Publication number
- JPS61143870U JPS61143870U JP2777385U JP2777385U JPS61143870U JP S61143870 U JPS61143870 U JP S61143870U JP 2777385 U JP2777385 U JP 2777385U JP 2777385 U JP2777385 U JP 2777385U JP S61143870 U JPS61143870 U JP S61143870U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic recording
- recording layer
- cards
- utility
- model registration
- 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
- 239000010410 layer Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 2
- 239000011241 protective layer Substances 0.000 claims description 2
- 239000000696 magnetic material Substances 0.000 description 1
Description
第１図は、本考案の磁気記録媒体をもつカード
類の構造を示す拡大断面図である。第２図および
第３図は、本考案のカード類の、それぞれ第１図
―断面および―断面における磁気記録層
の磁性材料の配向方向を示す平面図である。第４
図は、このカードに記録された情報を読みとつた
ときの、出力信号の波形パターンを概念的にあら
わした図である。
１…基材、２…磁気記録層、２Ａ…上部磁気記
録層、２Ｂ…下部磁気記録層、３…保護層、ＳＬ
１，ＳＬ２…スライスレベル。
FIG. 1 is an enlarged sectional view showing the structure of a card having a magnetic recording medium of the present invention. 2 and 3 are plan views showing the orientation direction of the magnetic material of the magnetic recording layer in the cross-section and cross-section of FIG. 1, respectively, of the cards of the present invention. Fourth
The figure conceptually represents the waveform pattern of the output signal when the information recorded on this card is read. DESCRIPTION OF SYMBOLS 1... Base material, 2... Magnetic recording layer, 2A... Upper magnetic recording layer, 2B... Lower magnetic recording layer, 3... Protective layer, SL
1, SL2...Slice level.
Claims (1)
類において、磁気記録層２が、配向処理をしてな
い連続した上部磁気記録層２Ａと、読みとり方向
と平行な方向に配向処理をした不連続な下部磁気
記録層２Ｂとからなることを特徴とする磁気記録
媒体をもつカード類。 (2) 磁気記録層２の上に保護層３を有する実用
新案登録請求の範囲第１項の磁気記録媒体をもつ
カード類。[Claims for Utility Model Registration] (1) In cards having a magnetic recording layer 2 on a base material 1, the magnetic recording layer 2 has a continuous upper magnetic recording layer 2A that has not been subjected to orientation treatment and a reading direction. Cards having a magnetic recording medium characterized by comprising a discontinuous lower magnetic recording layer 2B which is oriented in a direction parallel to . (2) Cards having a magnetic recording medium according to claim 1 of the utility model registration claim, which has a protective layer 3 on a magnetic recording layer 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2777385U JPS61143870U (en) | 1985-02-27 | 1985-02-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2777385U JPS61143870U (en) | 1985-02-27 | 1985-02-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61143870U true JPS61143870U (en) | 1986-09-05 |
Family
ID=30525032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2777385U Pending JPS61143870U (en) | 1985-02-27 | 1985-02-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61143870U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50145104A (en) * | 1974-05-10 | 1975-11-21 |
-
1985
- 1985-02-27 JP JP2777385U patent/JPS61143870U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50145104A (en) * | 1974-05-10 | 1975-11-21 |
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