JPS6193820U - - Google Patents
Info
- Publication number
- JPS6193820U JPS6193820U JP17949584U JP17949584U JPS6193820U JP S6193820 U JPS6193820 U JP S6193820U JP 17949584 U JP17949584 U JP 17949584U JP 17949584 U JP17949584 U JP 17949584U JP S6193820 U JPS6193820 U JP S6193820U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic recording
- cards
- recording layer
- 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 4
- 239000000463 material Substances 0.000 claims description 2
- 239000011241 protective layer Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
Description
第１図は、本考案の磁気記録媒体をもつカード
類の一部分を示す平面図である。第２図は、第１
図−方向の拡大断面図である。第３図は、こ
のカードに記録された情報を読みとつたときの、
出力信号の波高パターンをあらわした図である。
１…基材、２…磁気記録層、２Ａ…薄い部分、
２Ｂ…厚い部分、３…保護層、ＳＬ１，ＳＬ２…
スライスレベル。
FIG. 1 is a plan view showing a portion of a card having a magnetic recording medium of the present invention. Figure 2 shows the first
It is an enlarged cross-sectional view in the figure-direction. Figure 3 shows what happens when you read the information recorded on this card.
FIG. 3 is a diagram showing a wave height pattern of an output signal. 1...Base material, 2...Magnetic recording layer, 2A...Thin portion,
2B...Thick portion, 3...Protective layer, SL1, SL2...
slice level.
Claims (1)
類において、磁気記録層２の厚さが読みとり方向
に変化し、薄い部分２Ａと厚い部分２Ｂとを有す
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 thickness of the magnetic recording layer 2 changes in the reading direction and has a thin portion 2A and a thick portion 2B. Cards having a magnetic recording medium. (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 |
|---|---|---|---|
| JP17949584U JPS6193820U (en) | 1984-11-27 | 1984-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17949584U JPS6193820U (en) | 1984-11-27 | 1984-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6193820U true JPS6193820U (en) | 1986-06-17 |
Family
ID=30737062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17949584U Pending JPS6193820U (en) | 1984-11-27 | 1984-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6193820U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52132807A (en) * | 1976-04-30 | 1977-11-07 | Tokyo Jiki Insatsu Kk | Magnetic recording media |
| JPS531305B2 (en) * | 1975-12-22 | 1978-01-18 |
-
1984
- 1984-11-27 JP JP17949584U patent/JPS6193820U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS531305B2 (en) * | 1975-12-22 | 1978-01-18 | ||
| JPS52132807A (en) * | 1976-04-30 | 1977-11-07 | Tokyo Jiki Insatsu Kk | Magnetic recording media |
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