JPS6428550U - - Google Patents
Info
- Publication number
- JPS6428550U JPS6428550U JP12272087U JP12272087U JPS6428550U JP S6428550 U JPS6428550 U JP S6428550U JP 12272087 U JP12272087 U JP 12272087U JP 12272087 U JP12272087 U JP 12272087U JP S6428550 U JPS6428550 U JP S6428550U
- Authority
- JP
- Japan
- Prior art keywords
- disk
- recording
- contact surface
- reproducing
- increases
- 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 1
Landscapes
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
Description
第１図はこの考案の一実施例であるデイスク載
置装置のターンテーブルを示す正面図、第２図は
第１図のＡ―Ａ断面を示す断面図、第３図はこの
考案の他の実施例であるデイスク載置装置のター
ンテーブルを示す正面図、第４図は第３図のＢ―
Ｂ断面を示す断面図、第５図はこの考案の更に他
の実施例であるデイスク載置装置のターンテーブ
ルを示す正面図、第６図は第５図のＣ―Ｃ断面を
示す断面図、第７図及び第８図は従来のデイスク
載置装置を示す断面図である。
図において、１：モータ、２：回転軸、４：タ
ーンテーブル、６：記録・再生用デイスク、９：
接触面、１０：凹部、１１：平坦部、１２：溝部
、１３：粘性弾性体、である。なお、図中、同一
符号及び同一記号は、同一または相当部分を示す
。
Fig. 1 is a front view showing a turntable of a disk mounting device which is an embodiment of this invention, Fig. 2 is a sectional view taken along the line AA in Fig. A front view showing the turntable of the disk mounting device according to the embodiment, FIG. 4 is B- in FIG. 3.
5 is a front view showing a turntable of a disk mounting device according to another embodiment of the invention; FIG. 6 is a sectional view taken along line C--C in FIG. 5; 7 and 8 are cross-sectional views showing a conventional disk mounting device. In the figure, 1: motor, 2: rotating shaft, 4: turntable, 6: recording/playback disk, 9:
contact surface, 10: recessed part, 11: flat part, 12: groove part, 13: viscoelastic body. In addition, in the figures, the same reference numerals and symbols indicate the same or equivalent parts.
Claims (1)
段により記憶及び／または再生する情報記録再生
装置の記録・再生用デイスクとモータの回転軸と
をターンテーブルを介して磁気的に連結するデイ
スク載置装置において、 前記ターンテーブルが前記記録・再生用デイス
クとの摩擦力を増大する接触面を具備することを
特徴とするデイスク載置装置。 (2) 前記記録・再生用デイスクとの摩擦力を増
大する接触面は、複数の凹部及び／または凸部を
配設したことを特徴とする実用新案登録請求の範
囲第１項に記載のデイスク載置装置。 (3) 前記記録・再生用デイスクとの摩擦力を増
大する接触面は、回転中心に対し放射状に多数の
溝部を配設したことを特徴とする実用新案登録請
求の範囲第１項に記載のデイスク載置装置。 (4) 前記記録・再生用デイスクとの摩擦力を増
大する接触面は、薄板状の粘性弾性体を配設した
ことを特徴とする実用新案登録請求の範囲第１項
に記載のデイスク載置装置。[Claims for Utility Model Registration] (1) The recording/reproducing disk of an information recording/reproducing device that stores and/or reproduces various information by optical and/or magnetic means and the rotating shaft of the motor are connected to a turntable. What is claimed is: 1. A disk mounting device in which the turntable is magnetically coupled to the recording/reproducing disk through a contact surface, the turntable being provided with a contact surface that increases frictional force with the recording/reproducing disk. (2) The disk according to claim 1 of the utility model registration, characterized in that the contact surface that increases the frictional force with the recording/reproducing disk is provided with a plurality of concave portions and/or convex portions. Mounting device. (3) The utility model according to claim 1, wherein the contact surface that increases the frictional force with the recording/reproducing disk has a large number of grooves arranged radially with respect to the center of rotation. Disk mounting device. (4) The disk mounting according to claim 1 of the utility model registration, characterized in that the contact surface that increases the frictional force with the recording/reproducing disk is provided with a thin plate-like viscoelastic body. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12272087U JPS6428550U (en) | 1987-08-11 | 1987-08-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12272087U JPS6428550U (en) | 1987-08-11 | 1987-08-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6428550U true JPS6428550U (en) | 1989-02-20 |
Family
ID=31370913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12272087U Pending JPS6428550U (en) | 1987-08-11 | 1987-08-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6428550U (en) |
-
1987
- 1987-08-11 JP JP12272087U patent/JPS6428550U/ja active Pending
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