JPS6388062U - - Google Patents
Info
- Publication number
- JPS6388062U JPS6388062U JP18273486U JP18273486U JPS6388062U JP S6388062 U JPS6388062 U JP S6388062U JP 18273486 U JP18273486 U JP 18273486U JP 18273486 U JP18273486 U JP 18273486U JP S6388062 U JPS6388062 U JP S6388062U
- Authority
- JP
- Japan
- Prior art keywords
- fixed
- yoke
- spindle
- stator
- rotor
- 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 description 2
Description
第１図は本考案に係る光デイスク用スピンドル
モータの縦断面図、第２図は従来の光デイスク用
スピンドルモータの縦断面図である。
１ａ……スピンドル、５ａ……ハウジング、６
……ステータヨーク、７……駆動コイル、１２…
…駆動マグネツト、１３ａ……ロータヨーク、１
５……固定軸、１６……スラスト受板。
FIG. 1 is a longitudinal sectional view of a spindle motor for an optical disk according to the present invention, and FIG. 2 is a longitudinal sectional view of a conventional spindle motor for an optical disk. 1a...Spindle, 5a...Housing, 6
...Stator yoke, 7... Drive coil, 12...
...Drive magnet, 13a...Rotor yoke, 1
5... Fixed shaft, 16... Thrust receiving plate.
Claims (1)
のヨークに固定された駆動マグネツトを有するロ
ータ部と、ハウジングに固定された固定軸と前記
駆動マグネツトの磁極面に空隙を介して対向配置
された複数相の駆動コイルとその駆動コイルの磁
路を形成するステータヨークを有するステータ部
とを備え、前記スピンドルの中心部を中空として
動圧軸受の回転軸とした光デイスク用スピンドル
モータ。 A rotor portion having a rotor yoke supported and fixed to a spindle and a drive magnet fixed to the yoke, a fixed shaft fixed to a housing, and a multi-phase drive coil disposed opposite to the magnetic pole surface of the drive magnet with an air gap interposed therebetween. and a stator portion having a stator yoke forming a magnetic path of a drive coil thereof, the spindle having a hollow center portion serving as a rotating shaft of a dynamic pressure bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18273486U JPS6388062U (en) | 1986-11-26 | 1986-11-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18273486U JPS6388062U (en) | 1986-11-26 | 1986-11-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6388062U true JPS6388062U (en) | 1988-06-08 |
Family
ID=31128810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18273486U Pending JPS6388062U (en) | 1986-11-26 | 1986-11-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6388062U (en) |
-
1986
- 1986-11-26 JP JP18273486U patent/JPS6388062U/ja active Pending