JPH0260969U - - Google Patents
Info
- Publication number
- JPH0260969U JPH0260969U JP1988139615U JP13961588U JPH0260969U JP H0260969 U JPH0260969 U JP H0260969U JP 1988139615 U JP1988139615 U JP 1988139615U JP 13961588 U JP13961588 U JP 13961588U JP H0260969 U JPH0260969 U JP H0260969U
- Authority
- JP
- Japan
- Prior art keywords
- recording
- center hole
- disk
- center
- recording section
- 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
- 239000011248 coating agent Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Description
第１図は本考案に関する記録デイスクの一実施
例を示す断面図、第２図は従来例の断面図である
。
（主要部分を示す図面の符号の説明）、１……
記録デイスク、２……基板、３……センタホール
、４……記録部、５……コーテイング剤、６……
凹部。
FIG. 1 is a sectional view showing an embodiment of a recording disk according to the present invention, and FIG. 2 is a sectional view of a conventional example. (Explanation of symbols in drawings indicating main parts), 1...
Recording disk, 2... Substrate, 3... Center hole, 4... Recording section, 5... Coating agent, 6...
recess.
Claims (1)
から一定間隔離れた周辺に情報を記録した記録部
を設けた円板状の記録デイスクにおいて、上記セ
ンタホールの周囲を記録部より窪んだ凹部に形成
したことを特徴とする記録デイスク。 In a disk-shaped recording disk having a center hole in the center and a recording section for recording information located at a certain distance from the center hole, a concave portion is formed around the center hole to be recessed from the recording section. A recording disk characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988139615U JPH0260969U (en) | 1988-10-25 | 1988-10-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988139615U JPH0260969U (en) | 1988-10-25 | 1988-10-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0260969U true JPH0260969U (en) | 1990-05-07 |
Family
ID=31403034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988139615U Pending JPH0260969U (en) | 1988-10-25 | 1988-10-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0260969U (en) |
-
1988
- 1988-10-25 JP JP1988139615U patent/JPH0260969U/ja active Pending
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