JPH0328547U - - Google Patents
Info
- Publication number
- JPH0328547U JPH0328547U JP8692889U JP8692889U JPH0328547U JP H0328547 U JPH0328547 U JP H0328547U JP 8692889 U JP8692889 U JP 8692889U JP 8692889 U JP8692889 U JP 8692889U JP H0328547 U JPH0328547 U JP H0328547U
- Authority
- JP
- Japan
- Prior art keywords
- clamper
- optical disk
- turntable
- clamping device
- rotation axis
- 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
Landscapes
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
Description
第１図及び第２図はこの考案に係る光デイスク
のクランプ装置の実施例を示し、第１図は断面図
、第２図はこの考案の動作原理を説明する要部の
断面図である。第３図は従来の実施例を示す断面
図である。
主な符号の説明、１……ターンテーブル、２…
…光デイスク、３……位置決め用突部、４……ク
ランパ、５……押圧プレート、７……回転軸、８
……凸部、９……凹部、ｆ……側圧。
1 and 2 show an embodiment of the optical disk clamping device according to this invention, with FIG. 1 being a sectional view and FIG. 2 being a sectional view of the main parts explaining the operating principle of this invention. FIG. 3 is a sectional view showing a conventional embodiment. Explanation of main symbols, 1...Turntable, 2...
...Optical disk, 3... Positioning protrusion, 4... Clamper, 5... Pressing plate, 7... Rotating shaft, 8
...Convex portion, 9...Concave portion, f...Side pressure.
Claims (1)
イスクをターンテーブル上にクランプするクラン
パと、このクランパを押圧する押圧プレートとか
らなる光デイスクのクランプ装置において、 クランパの押圧プレートに接する面にはクラン
パの回転軸上に表面形状が球面の一部となるよう
凸部を設け、押圧プレートのクランパに相対する
面には表面形状が球面の一部となるような凹部を
形成し、この押圧プレートの凹部の中心は前記ク
ランパの回転軸に一致しないように構成したこと
を特徴とする光デイスクのクランプ装置。[Scope of Claim for Utility Model Registration] In an optical disk clamping device consisting of a turntable on which an optical disk is placed, a clamper that clamps the optical disk on the turntable, and a pressing plate that presses the clamper, A convex portion is provided on the surface in contact with the plate so that the surface shape becomes part of a spherical surface on the rotation axis of the clamper, and a concave portion is provided in the surface facing the clamper of the press plate so that the surface shape becomes part of a spherical surface. A clamping device for an optical disk, characterized in that the center of the recessed portion of the pressing plate does not coincide with the rotation axis of the clamper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8692889U JPH0739083Y2 (en) | 1989-07-26 | 1989-07-26 | Optical disk clamp device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8692889U JPH0739083Y2 (en) | 1989-07-26 | 1989-07-26 | Optical disk clamp device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0328547U true JPH0328547U (en) | 1991-03-22 |
| JPH0739083Y2 JPH0739083Y2 (en) | 1995-09-06 |
Family
ID=31636570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8692889U Expired - Lifetime JPH0739083Y2 (en) | 1989-07-26 | 1989-07-26 | Optical disk clamp device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0739083Y2 (en) |
-
1989
- 1989-07-26 JP JP8692889U patent/JPH0739083Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0739083Y2 (en) | 1995-09-06 |
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