JPS6218830U - - Google Patents
Info
- Publication number
- JPS6218830U JPS6218830U JP1985108263U JP10826385U JPS6218830U JP S6218830 U JPS6218830 U JP S6218830U JP 1985108263 U JP1985108263 U JP 1985108263U JP 10826385 U JP10826385 U JP 10826385U JP S6218830 U JPS6218830 U JP S6218830U
- Authority
- JP
- Japan
- Prior art keywords
- disk
- substrate
- optical recording
- recording layer
- substrates
- 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
- 239000000758 substrate Substances 0.000 claims description 8
- 230000003287 optical effect Effects 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 3
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Description
第１図、第２図および第３図は、本考案の光記
録デイスクのそれぞれ異なる例を示す切断端面図
である。第４図は、本考案の光記録デイスクの部
品である基板の部分拡大斜視図である。第５図お
よび第６図は、それぞれ本考案の光記録デイスク
の部品である基板の平面図である。
符号の説明、１…光記録デイスク、２１，２５
…光記録部分、３１，３５…基板、４１，４５…
記録層、６１，６２…突起（内周部）、７１，７
２…突起（外周部）。
1, 2, and 3 are cut end views showing different examples of the optical recording disk of the present invention. FIG. 4 is a partially enlarged perspective view of a substrate which is a component of the optical recording disk of the present invention. 5 and 6 are plan views of a substrate, which is a component of the optical recording disk of the present invention, respectively. Explanation of symbols, 1... Optical recording disk, 21, 25
...Optical recording part, 31, 35... Substrate, 41, 45...
Recording layer, 61, 62...Protrusion (inner peripheral part), 71, 7
2...Protrusion (outer periphery).
Claims (1)
方の基板上に記録層を有し、両基板を記録層が内
側に位置するように一体化した光記録デイスクに
おいて、少なくとも一方の基板の外周部および／
または内周部に、周方向に配列する突起列を複数
設け、径方向にて、この突起列間に間隙を設け、
この突起列を介してデイスク状基板の外周部およ
び／または内周部を一体化したことを特徴とする
光記録デイスク。 In an optical recording disk that has a pair of disk-shaped substrates, has a recording layer on at least one substrate, and integrates both substrates with the recording layer located inside, the outer peripheral portion of at least one substrate and /
Alternatively, a plurality of protrusion rows arranged in the circumferential direction are provided on the inner peripheral part, and gaps are provided between the protrusion rows in the radial direction,
An optical recording disk characterized in that an outer circumferential portion and/or an inner circumferential portion of a disk-shaped substrate are integrated through this row of protrusions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985108263U JPS6218830U (en) | 1985-07-16 | 1985-07-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985108263U JPS6218830U (en) | 1985-07-16 | 1985-07-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6218830U true JPS6218830U (en) | 1987-02-04 |
Family
ID=30985294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985108263U Pending JPS6218830U (en) | 1985-07-16 | 1985-07-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6218830U (en) |
-
1985
- 1985-07-16 JP JP1985108263U patent/JPS6218830U/ja active Pending