JPS58148736U - information recording medium - Google Patents
information recording mediumInfo
- Publication number
- JPS58148736U JPS58148736U JP1982044723U JP4472382U JPS58148736U JP S58148736 U JPS58148736 U JP S58148736U JP 1982044723 U JP1982044723 U JP 1982044723U JP 4472382 U JP4472382 U JP 4472382U JP S58148736 U JPS58148736 U JP S58148736U
- Authority
- JP
- Japan
- Prior art keywords
- recording medium
- information recording
- circumferential spacer
- inner circumferential
- spacer
- 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)
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図は従来の高密度記録再生ディスクの構造
、 を示す断面図、第2図は内周スペーサーの形状の
二 −例を示す断面図、第3図は本考案の一実施例で
) ある情報記−媒体を示す断面図である。
1・・・ガラス円板、2・・・記録膜、3・・・円周ス
ペーサ、4・・・外周スペーサー、5・・・金属板、6
・・・樹脂層。〉 Fig. 1 is a cross-sectional view showing the structure of a conventional high-density recording/reproducing disk, Fig. 2 is a cross-sectional view showing two examples of the shape of the inner spacer, and Fig. 3 is an embodiment of the present invention. FIG. 2 is a cross-sectional view showing a certain information storage medium. DESCRIPTION OF SYMBOLS 1... Glass disc, 2... Recording film, 3... Circumferential spacer, 4... Outer periphery spacer, 5... Metal plate, 6
...resin layer.
Claims (1)
円板を外周スペーサと内周スペーサを介して張り合わせ
た構造の情報記録媒体であって、」記内周スペーサが金
属と樹脂との複合体からなくことを特徴とする情報記録
媒体。An information recording medium having a structure in which 42 disks having a recording area on the surface and a hole in the center are laminated together via an outer circumferential spacer and an inner circumferential spacer, the inner circumferential spacer being metal. An information recording medium characterized by being free from a composite of and resin.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1982044723U JPS58148736U (en) | 1982-03-31 | 1982-03-31 | information recording medium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1982044723U JPS58148736U (en) | 1982-03-31 | 1982-03-31 | information recording medium |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS58148736U true JPS58148736U (en) | 1983-10-06 |
Family
ID=30055771
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1982044723U Pending JPS58148736U (en) | 1982-03-31 | 1982-03-31 | information recording medium |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58148736U (en) |
-
1982
- 1982-03-31 JP JP1982044723U patent/JPS58148736U/en active Pending
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