JPS6391829U - - Google Patents
Info
- Publication number
- JPS6391829U JPS6391829U JP1986185844U JP18584486U JPS6391829U JP S6391829 U JPS6391829 U JP S6391829U JP 1986185844 U JP1986185844 U JP 1986185844U JP 18584486 U JP18584486 U JP 18584486U JP S6391829 U JPS6391829 U JP S6391829U
- Authority
- JP
- Japan
- Prior art keywords
- circumferential spacer
- adhesive
- optical disk
- spacer
- outer circumferential
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 claims description 6
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 2
- 239000000853 adhesive Substances 0.000 claims 2
- 230000001070 adhesive effect Effects 0.000 claims 2
- 239000012790 adhesive layer Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Description
第1図は、従来の光デイスク貼り合わせしたも
のの概略の縦断面図を示す。第2図は、従来の光
デイスク貼り合わせしたものの概略を一部切欠し
た平面図を示す。第3図は、本考案の光デイスク
貼り合わせしたものの概略の縦断面図を示し、第
4図は本考案の光デイスク貼り合わせしたものの
概略を一部切欠した平面図を示す。
(符号の説明)、1,6……基板、2……情報
形成層、3……内側スペーサー、4……外側スペ
ーサー、5……エアーサンドイツチ空間部、7,
7′……接着剤層、8,8′……通気孔。
FIG. 1 shows a schematic vertical cross-sectional view of a conventional optical disc bonded together. FIG. 2 shows a partially cutaway plan view of a conventional optical disc bonded together. FIG. 3 shows a schematic longitudinal cross-sectional view of the optical disks of the present invention bonded together, and FIG. 4 shows a partially cutaway plan view of the bonded optical disks of the present invention. (Explanation of symbols), 1, 6...Substrate, 2...Information formation layer, 3...Inner spacer, 4...Outer spacer, 5...Air sand bench space, 7,
7'...adhesive layer, 8,8'...ventilation hole.
Claims (1)
サー及び外周スペーサーを介して該記録層の2つ
が対向するように接着剤で貼り合わされて成るエ
アーサンドイツチタイプの光デイスクにおいて、
該内周スペーサー及び/又は該外周スペーサーの
円周方向の一部分に接着剤を塗布しない面を少な
くとも1箇所以上有して成ることを特徴とする光
デイスク。 An air sandwich type optical disk comprising a recording medium having a recording layer on a substrate, the two recording layers being bonded together with an adhesive so as to face each other via an inner circumferential spacer and an outer circumferential spacer,
An optical disk characterized in that the inner circumferential spacer and/or the outer circumferential spacer have at least one surface on which no adhesive is applied at a portion in the circumferential direction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986185844U JPH0418084Y2 (en) | 1986-12-02 | 1986-12-02 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986185844U JPH0418084Y2 (en) | 1986-12-02 | 1986-12-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6391829U true JPS6391829U (en) | 1988-06-14 |
JPH0418084Y2 JPH0418084Y2 (en) | 1992-04-22 |
Family
ID=31134853
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1986185844U Expired JPH0418084Y2 (en) | 1986-12-02 | 1986-12-02 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0418084Y2 (en) |
-
1986
- 1986-12-02 JP JP1986185844U patent/JPH0418084Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPH0418084Y2 (en) | 1992-04-22 |
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