JPS6298022U - - Google Patents
Info
- Publication number
- JPS6298022U JPS6298022U JP1985190512U JP19051285U JPS6298022U JP S6298022 U JPS6298022 U JP S6298022U JP 1985190512 U JP1985190512 U JP 1985190512U JP 19051285 U JP19051285 U JP 19051285U JP S6298022 U JPS6298022 U JP S6298022U
- Authority
- JP
- Japan
- Prior art keywords
- inner circumferential
- shaped recording
- disk
- annular spacer
- type optical
- 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
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Description
第１図は本考案の一実施例を示す断面図、第２
図は本考案の他の実施例を示す断面図、第３図は
従来のエアーサンドイツチ型光デイスクの構造を
示す断面図である。
１……記録層、２……環状の溝、３……円板状
記録基板、４……内周用円環スペーサ、５……外
周用円環スペーサ、６，６′……内周用円環スペ
ーサ、７……リブ部。
Fig. 1 is a sectional view showing one embodiment of the present invention;
The figure is a cross-sectional view showing another embodiment of the present invention, and FIG. 3 is a cross-sectional view showing the structure of a conventional air sandwich type optical disk. 1... Recording layer, 2... Annular groove, 3... Disc-shaped recording substrate, 4... Annular spacer for inner circumference, 5... Annular spacer for outer circumference, 6, 6'... For inner circumference Annular spacer, 7...rib part.
Claims (1)
記円板状記録基板の内周域に形成された環状の溝
の径より大きい外径を有する内周用円環スペーサ
と、外周用円環スペーサで、前記記録層を対向さ
せて接着したことを特徴とするエアーサンドイツ
チ型光デイスク。 (2) 内周用円環スペーサが前記円板状記録基板
の内周域に形成された環状の溝に係合するリブ部
を有している実用新案登録請求の範囲第１項記載
のエアーサンドイツチ型光デイスク。[Claims for Utility Model Registration] (1) Two disk-shaped recording substrates provided with recording layers each having an outer diameter larger than the diameter of an annular groove formed in the inner peripheral area of the disk-shaped recording substrates. 1. An air sandwich arch-type optical disk characterized in that the recording layer is bonded to each other with an inner circumferential annular spacer and an outer circumferential annular spacer facing each other. (2) The air compressor according to claim 1, wherein the inner circumferential annular spacer has a rib portion that engages with an annular groove formed in the inner circumferential region of the disc-shaped recording substrate. Sandwich type optical disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985190512U JPS6298022U (en) | 1985-12-10 | 1985-12-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985190512U JPS6298022U (en) | 1985-12-10 | 1985-12-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6298022U true JPS6298022U (en) | 1987-06-22 |
Family
ID=31143797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985190512U Pending JPS6298022U (en) | 1985-12-10 | 1985-12-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6298022U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0192938A (en) * | 1987-10-02 | 1989-04-12 | Fuji Photo Film Co Ltd | Information recording medium |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6148430B2 (en) * | 1977-07-15 | 1986-10-24 | Dainippon Printing Co Ltd |
-
1985
- 1985-12-10 JP JP1985190512U patent/JPS6298022U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6148430B2 (en) * | 1977-07-15 | 1986-10-24 | Dainippon Printing Co Ltd |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0192938A (en) * | 1987-10-02 | 1989-04-12 | Fuji Photo Film Co Ltd | Information recording medium |