JPS6251557U - - Google Patents
Info
- Publication number
- JPS6251557U JPS6251557U JP14327985U JP14327985U JPS6251557U JP S6251557 U JPS6251557 U JP S6251557U JP 14327985 U JP14327985 U JP 14327985U JP 14327985 U JP14327985 U JP 14327985U JP S6251557 U JPS6251557 U JP S6251557U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic disk
- movable plate
- drive pin
- fixing device
- drive
- 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
- 238000010586 diagram Methods 0.000 description 2
Description
第１図及び第２図は夫々本考案になる磁気デイ
スク固定装置の一実施例の平面図、及び磁気デイ
スクを載置装着した状態での横断面図、第３図は
従来及び本考案の磁気デイスク固定装置に使用さ
れる磁気デイスクの平面図、第４図は従来の代表
的なデイスク固定装置の平面図、第５図及び第６
図は磁気デイスクが装着された状態での夫々従来
装置及び本考案装置の駆動ピン付近の拡大断面図
、７図は大略駆動ピンの押圧力の方向に対する磁
気デイスクの最適位置決め力の方向とのなす角度
と、駆動ピンが駆動窓の上辺に摺接する際に発生
する摩擦力との関係を表す図、第８図は摩擦トル
クの大きさによつて生ずる磁気デイスクの位置ず
れの大きさを示す図である。
１…磁気デイスク、４…中心穴、５…駆動窓、
１０…デイスク固定装置、１１…駆動体、１２…
チヤツク用マグネツト、１３…制限板、１４…ス
ピンドル、１５…駆動ピン、１６…可動板、１７
…バネ、１８…回動支軸。
1 and 2 are a plan view and a cross-sectional view of an embodiment of the magnetic disk fixing device of the present invention, respectively, and a cross-sectional view of the magnetic disk fixing device of the present invention, and FIG. FIG. 4 is a plan view of a magnetic disk used in a disk fixing device; FIG. 4 is a plan view of a typical conventional disk fixing device; FIGS.
The figures are enlarged sectional views of the vicinity of the drive pin of the conventional device and the device of the present invention, respectively, with the magnetic disk attached, and Figure 7 shows the direction of the optimal positioning force of the magnetic disk relative to the direction of the pressing force of the drive pin. A diagram showing the relationship between the angle and the frictional force generated when the drive pin slides against the upper side of the drive window. Figure 8 is a diagram showing the magnitude of positional deviation of the magnetic disk caused by the magnitude of the frictional torque. It is. 1...Magnetic disk, 4...Center hole, 5...Drive window,
10... Disk fixing device, 11... Drive body, 12...
Magnet for chuck, 13... Limiting plate, 14... Spindle, 15... Drive pin, 16... Movable plate, 17
...Spring, 18...Rotation shaft.
Claims (1)
、該中心穴の近傍に設けられた前記磁気デイスク
の駆動窓に嵌合する駆動ピンと、該駆動ピンを載
置し、回動支点を中心に回動可能に取付けられた
可動板と、前記駆動ピンに所定方向の力を付与す
べく一端を該可動板に取付けられたバネとを有す
る磁気デイスク固定装置において、 前記駆動ピンを前記可動板上の回動支点に対し
磁気デイスクの回転方向とは略反対方向に取付け
、かつ該可動板の先端の撓みを防止する制限手段
を設けたことを特徴とする磁気デイスク固定装置
。[Claims for Utility Model Registration] A spindle that fits into a center hole of a magnetic disk, a drive pin that fits into a drive window of the magnetic disk provided near the center hole, and the drive pin is mounted, A magnetic disk fixing device comprising a movable plate rotatably mounted around a rotation fulcrum, and a spring having one end attached to the movable plate to apply a force in a predetermined direction to the drive pin. A magnetic disk fixing device, characterized in that a pin is attached to a rotational fulcrum on the movable plate in a direction substantially opposite to the direction of rotation of the magnetic disk, and a limiting means is provided for preventing deflection of the tip of the movable plate. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14327985U JPH0313899Y2 (en) | 1985-09-19 | 1985-09-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14327985U JPH0313899Y2 (en) | 1985-09-19 | 1985-09-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6251557U true JPS6251557U (en) | 1987-03-31 |
| JPH0313899Y2 JPH0313899Y2 (en) | 1991-03-28 |
Family
ID=31052812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14327985U Expired JPH0313899Y2 (en) | 1985-09-19 | 1985-09-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0313899Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04105848U (en) * | 1991-02-18 | 1992-09-11 | テイアツク株式会社 | disk device |
| JPH0590636U (en) * | 1992-05-08 | 1993-12-10 | 松下電器産業株式会社 | Disk rotation drive |
-
1985
- 1985-09-19 JP JP14327985U patent/JPH0313899Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04105848U (en) * | 1991-02-18 | 1992-09-11 | テイアツク株式会社 | disk device |
| JPH0590636U (en) * | 1992-05-08 | 1993-12-10 | 松下電器産業株式会社 | Disk rotation drive |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0313899Y2 (en) | 1991-03-28 |