JPS62195226U - - Google Patents
Info
- Publication number
- JPS62195226U JPS62195226U JP1986081429U JP8142986U JPS62195226U JP S62195226 U JPS62195226 U JP S62195226U JP 1986081429 U JP1986081429 U JP 1986081429U JP 8142986 U JP8142986 U JP 8142986U JP S62195226 U JPS62195226 U JP S62195226U
- Authority
- JP
- Japan
- Prior art keywords
- optical disk
- disk
- determines
- inner circumferential
- disk 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 4
- 125000006850 spacer group Chemical group 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 claims 3
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Description
第１図はこの考案の一実施例を示す断面図、第
２図はその平面図、第３図は従来例を示す断面図
、第４図はその平面図である。
１，２……デイスク基板、１ａ，２ａ……記録
層、１ｂ，２ｂ……中心穴、３……中空部、９…
…シヤフト部材、９ａ……中心穴用ボス部、９ｂ
……内周スペーサ部、９ｃ……駆動連結用ボス部
。
FIG. 1 is a sectional view showing an embodiment of this invention, FIG. 2 is a plan view thereof, FIG. 3 is a sectional view showing a conventional example, and FIG. 4 is a plan view thereof. 1, 2...Disk substrate, 1a, 2a...Recording layer, 1b, 2b...Center hole, 3...Hollow part, 9...
...Shaft member, 9a...Boss part for center hole, 9b
...Inner periphery spacer part, 9c...Drive connection boss part.
Claims (1)
空部を介して対向配置してなるエアーサンドイツ
チ型の光デイスクにおいて、前記両デイスク基板
の中心穴の位置決めをする中心穴用ボス部と両デ
イスク基板間の間隔を決める内周スペーサ部と光
デイスク駆動装置に対する連結位置の位置決めを
する駆動連結用ボス部とを一体化したシヤフト部
材を設けたことを特徴とする光デイスク。 In an air sandwich type optical disk in which two disk substrates each having a recording layer on the inner circumferential surface are arranged facing each other with a hollow portion interposed therebetween, a center hole boss portion for positioning the center holes of both disk substrates. What is claimed is: 1. An optical disk comprising: a shaft member that integrates an inner circumferential spacer portion that determines the distance between both disk substrates, and a drive connection boss portion that determines a connection position with respect to an optical disk drive device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986081429U JPS62195226U (en) | 1986-05-29 | 1986-05-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986081429U JPS62195226U (en) | 1986-05-29 | 1986-05-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62195226U true JPS62195226U (en) | 1987-12-11 |
Family
ID=30933157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986081429U Pending JPS62195226U (en) | 1986-05-29 | 1986-05-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62195226U (en) |
-
1986
- 1986-05-29 JP JP1986081429U patent/JPS62195226U/ja active Pending