JPH0435269U - - Google Patents
Info
- Publication number
- JPH0435269U JPH0435269U JP1990075958U JP7595890U JPH0435269U JP H0435269 U JPH0435269 U JP H0435269U JP 1990075958 U JP1990075958 U JP 1990075958U JP 7595890 U JP7595890 U JP 7595890U JP H0435269 U JPH0435269 U JP H0435269U
- Authority
- JP
- Japan
- Prior art keywords
- recording area
- disc
- disk
- circumferential direction
- radially outward
- 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
- 238000010586 diagram Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Description
第１図は本考案の一実施例であるデイスクＤの
簡略化した構成を示す斜視図、第２図は第１図の
切断面線−から見た断面図、第３図はデイス
クＤの構造を示す図、第４図は突起１１を有する
シート体２０の構造を示す図、第５図はデイスク
Ｄへの突起１１の取付け状態を説明するための図
、第６図は他の実施例であるシート体２６の構成
を示す断面図、第７図はさらに他の実施例である
デイスクＤの構造を示す断面図、第８図は突起１
１の他の構造の例を示す図、第９図はデイスクＤ
を再生するデイスク再生装置３１，３３の構成を
示す斜視図、第１０図は汚損したデイスクｄを示
す平面図、第１１図は記録領域を保護するデイス
クｄの構成の一例を示す図である。
１１……突起、１６ａ，１６ｂ……非記録領域
、２０……シート体、２１，２２……切欠凹部、
２４……粘着剤、Ｄ……コンパクトデイスク、Ｍ
……記録領域。
FIG. 1 is a perspective view showing a simplified configuration of a disk D which is an embodiment of the present invention, FIG. FIG. 4 is a diagram showing the structure of the sheet body 20 having the protrusion 11, FIG. 5 is a diagram for explaining how the protrusion 11 is attached to the disk D, and FIG. 7 is a cross-sectional view showing the structure of a disk D as another embodiment, and FIG. 8 is a cross-sectional view showing the structure of a certain sheet body 26. FIG.
Figure 9 shows an example of another structure of disk D.
FIG. 10 is a plan view showing a soiled disk d, and FIG. 11 is a diagram showing an example of the structure of the disk d that protects the recording area. DESCRIPTION OF SYMBOLS 11... Protrusion, 16a, 16b... Non-recording area, 20... Sheet body, 21, 22... Notch recessed part,
24... Adhesive, D... Compact disk, M
...recording area.
Claims (1)
設定される記録領域より半径方向外方側の非記録
領域において、周方向に連なる突起を設けること
を特徴とするデイスク状記録媒体。 1. A disc-shaped recording medium, characterized in that protrusions continuous in the circumferential direction are provided in a non-recording area radially outward from a recording area set over the entire circumference in a predetermined radial range of the disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990075958U JPH0435269U (en) | 1990-07-16 | 1990-07-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990075958U JPH0435269U (en) | 1990-07-16 | 1990-07-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0435269U true JPH0435269U (en) | 1992-03-24 |
Family
ID=31616994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990075958U Pending JPH0435269U (en) | 1990-07-16 | 1990-07-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0435269U (en) |
-
1990
- 1990-07-16 JP JP1990075958U patent/JPH0435269U/ja active Pending