JPS59153619U - information recording medium - Google Patents
information recording mediumInfo
- Publication number
- JPS59153619U JPS59153619U JP1983046295U JP4629583U JPS59153619U JP S59153619 U JPS59153619 U JP S59153619U JP 1983046295 U JP1983046295 U JP 1983046295U JP 4629583 U JP4629583 U JP 4629583U JP S59153619 U JPS59153619 U JP S59153619U
- Authority
- JP
- Japan
- Prior art keywords
- recording medium
- information recording
- film layer
- metal film
- substrate
- 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
- Optical Record Carriers And Manufacture Thereof (AREA)
- 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
第１図は従来の情報記録媒体の構成を示す図、第２図は
本考案の一実施例を示す図、第３図は本考案を説明する
のに供する図である。
１１・・・・・・基板、１２・・・・・・金属膜層、１
３・・・・・・保護膜層、１４・・・・・・第２金属膜
層。FIG. 1 is a diagram showing the structure of a conventional information recording medium, FIG. 2 is a diagram showing an embodiment of the present invention, and FIG. 3 is a diagram used to explain the present invention. 11...Substrate, 12...Metal film layer, 1
3... Protective film layer, 14... Second metal film layer.
Claims (1)
、該金属膜層上に形成された保護膜層とより構成される
情報記録媒体において、前記基板蓋しくは保護膜層上に
第２の金属膜層を設け、該金属膜層の一端を部分的に前
記情報記録媒体の中心孔まで延設したことを特徴とする
情報記録媒体。In an information recording medium composed of a substrate, a metal film layer formed on the substrate by vapor deposition or the like, and a protective film layer formed on the metal film layer, on the substrate lid or the protective film layer. An information recording medium characterized in that a second metal film layer is provided, and one end of the metal film layer partially extends to the center hole of the information recording medium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983046295U JPS59153619U (en) | 1983-03-29 | 1983-03-29 | information recording medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983046295U JPS59153619U (en) | 1983-03-29 | 1983-03-29 | information recording medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59153619U true JPS59153619U (en) | 1984-10-15 |
Family
ID=30176849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1983046295U Pending JPS59153619U (en) | 1983-03-29 | 1983-03-29 | information recording medium |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59153619U (en) |
-
1983
- 1983-03-29 JP JP1983046295U patent/JPS59153619U/en active Pending
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