JPS6261066U - - Google Patents
Info
- Publication number
- JPS6261066U JPS6261066U JP1985150893U JP15089385U JPS6261066U JP S6261066 U JPS6261066 U JP S6261066U JP 1985150893 U JP1985150893 U JP 1985150893U JP 15089385 U JP15089385 U JP 15089385U JP S6261066 U JPS6261066 U JP S6261066U
- Authority
- JP
- Japan
- Prior art keywords
- circumferential spacer
- optical disk
- inner circumferential
- disk
- 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
- 230000003287 optical effect Effects 0.000 claims description 7
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は光メモリシステムの模式図であり、第
２図は従来例に係る光デイスクの平面図であり、
第３図は第２図の線―についての断面図であ
り、第４図は記録媒体の一例を示す断面図であり
そして第５図は本考案に係る光デイスクの断面図
である。
１……光メモリデイスク、２……ターンテーブ
ル、３……モーター、４……光ピツクアツプ、５
……トラツク追跡機構、１２……デイスクベース
、１２ａ……中心穴、１３……記録媒体層、１４
ａ，１４ｂ……スペーサ、１５ａ……内周スペー
サ、１５ｂ……外周スペーサ。
FIG. 1 is a schematic diagram of an optical memory system, and FIG. 2 is a plan view of a conventional optical disk.
3 is a sectional view taken along the line - in FIG. 2, FIG. 4 is a sectional view showing an example of a recording medium, and FIG. 5 is a sectional view of an optical disk according to the present invention. 1... Optical memory disk, 2... Turntable, 3... Motor, 4... Optical pickup, 5
...Track tracking mechanism, 12...Disk base, 12a...Center hole, 13...Recording medium layer, 14
a, 14b...Spacer, 15a...Inner circumference spacer, 15b...Outer circumference spacer.
Claims (1)
ースの中心孔を、環状の内周スペーサおよび外周
スペーサを介して一定間隔で対向配置し気密に一
体化した光デイスクにおいて、前記内周スペーサ
が磁性体で形成されていることを特徴とする、光
デイスク。 In an optical disk in which the center holes of two disk bases each having a recording medium layer formed on the inner surface are arranged facing each other at a constant interval via an annular inner circumferential spacer and an outer circumferential spacer, and are airtightly integrated, the inner circumferential spacer is magnetic. An optical disk characterized by being formed from the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985150893U JPS6261066U (en) | 1985-10-03 | 1985-10-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985150893U JPS6261066U (en) | 1985-10-03 | 1985-10-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6261066U true JPS6261066U (en) | 1987-04-15 |
Family
ID=31067452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985150893U Pending JPS6261066U (en) | 1985-10-03 | 1985-10-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6261066U (en) |
-
1985
- 1985-10-03 JP JP1985150893U patent/JPS6261066U/ja active Pending