JPH042367U - - Google Patents
Info
- Publication number
- JPH042367U JPH042367U JP4214590U JP4214590U JPH042367U JP H042367 U JPH042367 U JP H042367U JP 4214590 U JP4214590 U JP 4214590U JP 4214590 U JP4214590 U JP 4214590U JP H042367 U JPH042367 U JP H042367U
- Authority
- JP
- Japan
- Prior art keywords
- shaft support
- housing
- support plate
- fitting hole
- bearing fitting
- 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
- 239000012530 fluid Substances 0.000 claims 2
Landscapes
- Moving Of Heads (AREA)
Description
第１図は本考案の実施例に係る磁気デイスク装
置をカバーを外した状態で示す正面図、第２図は
第１図中の−矢示方向断面図、第３図及び第
４図は従来技術に係り、断面図は磁気デイスク装
置をカバーを外した状態で示す正面図、第４図は
磁気デイスク装置の側面図である。
７……スピンドルモータ、９……磁気デイスク
、１０……ピボツト軸、１１……スイングアーム
、１３……磁気ヘツド、１４……ボイスコイルモ
ータ、２１……ハウジング、２３……軸受嵌着穴
、２４……軸受、２５……軸支持板、２６……粘
性ダンパ機構、３０……軸支持板復帰機構。
FIG. 1 is a front view showing a magnetic disk device according to an embodiment of the present invention with the cover removed, FIG. 2 is a sectional view in the direction of the − arrow in FIG. 1, and FIGS. 3 and 4 are conventional Regarding the technology, the sectional view is a front view of the magnetic disk device with the cover removed, and FIG. 4 is a side view of the magnetic disk device. 7... Spindle motor, 9... Magnetic disk, 10... Pivot shaft, 11... Swing arm, 13... Magnetic head, 14... Voice coil motor, 21... Housing, 23... Bearing fitting hole, 24... Bearing, 25... Shaft support plate, 26... Viscous damper mechanism, 30... Shaft support plate return mechanism.
Claims (1)
該ハウジングの底部に設けられ、該ハウジング内
に磁気デイスクを回転自在に支持するスピンドル
モータと、前記軸受嵌着穴に嵌着された軸受を介
して前記ハウジングに回動可能に支持された軸支
持板と、該軸支持板の中心に位置して立設された
ピボツト軸と、該ピボツト軸に回動可能に軸支さ
れ、先端側には前記磁気デイスクに情報の記録、
再生を行なう磁気ヘツドが支持ばねを介して設け
られているスイングアームと、該スイングアーム
の他端側に設けられたコイル及び該コイルを囲繞
するように前記軸支持板上に設けられたマグネツ
トからなるボイスコイルモータと、前記軸受嵌着
穴を閉塞するように前記ハウジングの底部外面に
設けられたダンパーカバー及び前記軸支持板と接
触するように該ダンパーカバー内に充填された粘
性流体からなる粘性ダンパ機構と、前記ハウジン
グと軸支持板との間に張設された弾性部材を有し
、周方向に変位した該軸支持板を所定の位置に復
帰される軸支持板復帰機構とから構成してなる磁
気デイスク装置。 A housing with a bearing fitting hole formed at the bottom,
a spindle motor provided at the bottom of the housing and rotatably supporting a magnetic disk within the housing; and a shaft support rotatably supported by the housing via a bearing fitted in the bearing fitting hole. a plate, a pivot shaft erected at the center of the shaft support plate, rotatably supported by the pivot shaft;
A swing arm on which a magnetic head for reproducing is provided via a support spring, a coil provided on the other end of the swing arm, and a magnet provided on the shaft support plate to surround the coil. a voice coil motor, a damper cover provided on the bottom outer surface of the housing so as to close the bearing fitting hole, and a viscous fluid made of a viscous fluid filled in the damper cover so as to be in contact with the shaft support plate. The shaft support plate return mechanism includes a damper mechanism and an elastic member stretched between the housing and the shaft support plate, and returns the shaft support plate displaced in the circumferential direction to a predetermined position. A magnetic disk device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4214590U JPH042367U (en) | 1990-04-20 | 1990-04-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4214590U JPH042367U (en) | 1990-04-20 | 1990-04-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH042367U true JPH042367U (en) | 1992-01-09 |
Family
ID=31553428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4214590U Pending JPH042367U (en) | 1990-04-20 | 1990-04-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH042367U (en) |
-
1990
- 1990-04-20 JP JP4214590U patent/JPH042367U/ja active Pending
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