JPH0449347U - - Google Patents
Info
- Publication number
- JPH0449347U JPH0449347U JP9050190U JP9050190U JPH0449347U JP H0449347 U JPH0449347 U JP H0449347U JP 9050190 U JP9050190 U JP 9050190U JP 9050190 U JP9050190 U JP 9050190U JP H0449347 U JPH0449347 U JP H0449347U
- Authority
- JP
- Japan
- Prior art keywords
- optical disk
- mounting member
- drive device
- information recording
- recording surface
- 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
- 230000003287 optical effect Effects 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
Description
第１図は一実施例としての光デイスクの斜視図
、第２図は第１図に示す光デイスクに用いられる
取付部材の外観斜視図、第３図は第２図に示す取
付部材のＡＡ断面図、第４図は光デイスクの駆動
装置に設けられた一実施例としてのターンテーブ
ルを中心とする斜視図、第５図はその縦断面図、
第６図Ａ，Ｂは組立の際の説明図、第７図は従来
のターンテーブルと光デイスクを示す斜視図であ
る。
６……取付部材、６ａ……位置決め面（内周面
）、７ａ……情報記録面、１０……ターンテーブ
ル、１０ａ……押圧保持部材。
FIG. 1 is a perspective view of an optical disk as an example, FIG. 2 is an external perspective view of a mounting member used for the optical disk shown in FIG. 1, and FIG. 3 is an AA cross section of the mounting member shown in FIG. 2. 4 is a perspective view centering on a turntable as an example provided in an optical disk drive device, and FIG. 5 is a longitudinal sectional view thereof,
6A and 6B are explanatory views during assembly, and FIG. 7 is a perspective view showing a conventional turntable and optical disk. 6...Mounting member, 6a...Positioning surface (inner peripheral surface), 7a...Information recording surface, 10...Turntable, 10a...Press holding member.
Claims (1)
材の周囲に情報記録面が形成されている光デイス
クにおいて、前記取付部材に設けられた位置決め
面が、情報記録面とほぼ直交して形成されている
ことを特徴とする光デイスク。 ２ 請求項１記載の光デイスクを駆動する駆動装
置であつて、この光デイスクの位置決め面を回転
軸とほぼ直交する方向から加圧する押圧保持部材
が設けられていることを特徴とする光デイスクの
駆動装置。[Claims for Utility Model Registration] 1. In an optical disk in which a mounting member is provided at the center of rotation and an information recording surface is formed around the mounting member, the positioning surface provided on the mounting member is located at the information recording surface. An optical disk characterized in that it is formed almost perpendicular to the . 2. A drive device for driving an optical disk according to claim 1, further comprising a pressing holding member that presses the positioning surface of the optical disk from a direction substantially perpendicular to the rotation axis. Drive device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9050190U JPH0449347U (en) | 1990-08-28 | 1990-08-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9050190U JPH0449347U (en) | 1990-08-28 | 1990-08-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0449347U true JPH0449347U (en) | 1992-04-27 |
Family
ID=31825322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9050190U Pending JPH0449347U (en) | 1990-08-28 | 1990-08-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0449347U (en) |
-
1990
- 1990-08-28 JP JP9050190U patent/JPH0449347U/ja active Pending
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