JPH03102155U - - Google Patents
Info
- Publication number
- JPH03102155U JPH03102155U JP1130090U JP1130090U JPH03102155U JP H03102155 U JPH03102155 U JP H03102155U JP 1130090 U JP1130090 U JP 1130090U JP 1130090 U JP1130090 U JP 1130090U JP H03102155 U JPH03102155 U JP H03102155U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic disk
- bearings
- disk medium
- driving
- rotating shaft
- 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
- 239000002184 metal Substances 0.000 claims 1
- 239000011553 magnetic fluid Substances 0.000 description 1
Landscapes
- Rotational Drive Of Disk (AREA)
Description
第１図は本考案の一実施例を示す縦断面図、第
２図は従来例を示す縦断面である。
１……上部軸受、２……下部軸受、３……軸受
ハウジング、４……磁気デイスク媒体、５……上
部ベースプレート、６……下部ベースプレート、
７……アライメントプレート、８……回転軸、９
……スピンドル駆動モータ、１０……シールガス
ケツト、１１……磁性流体シール、１２ａ……ゴ
ム製Ｏリング、１２ｂ……金属製Ｏリング。
FIG. 1 is a longitudinal sectional view showing an embodiment of the present invention, and FIG. 2 is a longitudinal sectional view showing a conventional example. DESCRIPTION OF SYMBOLS 1... Upper bearing, 2... Lower bearing, 3... Bearing housing, 4... Magnetic disk medium, 5... Upper base plate, 6... Lower base plate,
7... Alignment plate, 8... Rotating shaft, 9
...Spindle drive motor, 10...Seal gasket, 11...Magnetic fluid seal, 12a...Rubber O-ring, 12b...Metal O-ring.
Claims (1)
デイスク媒体に対して前記情報の記録再生を行う
磁気ヘツドと、前記磁気ヘツドの位置決め手段と
、前記磁気デイスク媒体を駆動する回転軸と前記
回転軸を保持する複数の軸受と前記複数の軸受が
配設された上部及び下部ベースプレートと前記回
転軸を駆動するモータとからなる駆動手段とを備
えた磁気デイスク装置の回転機構において、前記
複数の軸受と前記上部及び下部ベースプレートと
の間にそれぞれ弾性を有する金属製Ｏリングを含
むことを特徴とする磁気デイスク装置の回転機構
。 A magnetic disk medium for recording information, a magnetic head for recording and reproducing the information on the magnetic disk medium, a means for positioning the magnetic head, a rotating shaft for driving the magnetic disk medium, and a holding shaft for the rotating shaft. A rotation mechanism for a magnetic disk device comprising a plurality of bearings, upper and lower base plates on which the plurality of bearings are arranged, and a driving means comprising a motor for driving the rotation shaft, wherein the plurality of bearings and the upper and a lower base plate, each of which includes an elastic metal O-ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1130090U JPH03102155U (en) | 1990-02-06 | 1990-02-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1130090U JPH03102155U (en) | 1990-02-06 | 1990-02-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03102155U true JPH03102155U (en) | 1991-10-24 |
Family
ID=31514833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1130090U Pending JPH03102155U (en) | 1990-02-06 | 1990-02-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03102155U (en) |
-
1990
- 1990-02-06 JP JP1130090U patent/JPH03102155U/ja active Pending
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