JPS6450665U - - Google Patents
Info
- Publication number
- JPS6450665U JPS6450665U JP14710887U JP14710887U JPS6450665U JP S6450665 U JPS6450665 U JP S6450665U JP 14710887 U JP14710887 U JP 14710887U JP 14710887 U JP14710887 U JP 14710887U JP S6450665 U JPS6450665 U JP S6450665U
- Authority
- JP
- Japan
- Prior art keywords
- spindle
- magnet
- rotor magnet
- magnetic field
- clamper
- 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
- 230000005415 magnetization Effects 0.000 description 1
Landscapes
- Permanent Magnet Type Synchronous Machine (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Rotational Drive Of Disk (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Description
第１図は本考案のスピンドルモータの実施例を
示す縦断面図、第２図は従来のそれを示す縦断面
図、第３図はロータマグネツトの周方向の着磁例
を示す平面図である。
１０……スピンドルモータ、１１……スピンド
ル、１２……軸受、１３……ハウジング、１３ａ
……筒状部、１３ｂ……フランジ部、１６……ク
ランパマグネツト、１７……ロータマグネツト、
２０……コイル、２１……共用円板体。
Fig. 1 is a longitudinal sectional view showing an embodiment of the spindle motor of the present invention, Fig. 2 is a longitudinal sectional view showing a conventional spindle motor, and Fig. 3 is a plan view showing an example of magnetization in the circumferential direction of the rotor magnet. be. 10...Spindle motor, 11...Spindle, 12...Bearing, 13...Housing, 13a
... Cylindrical part, 13b... Flange part, 16... Clamper magnet, 17... Rotor magnet,
20... Coil, 21... Common disk body.
Claims (1)
一体に有し、ハウジングに回転自在に支持された
スピンドルと；このスピンドルと一体で、被動回
転体を吸着保持するクランパマグネツトとを備え
たスピンドルモータにおいて、上記クランパマグ
ネツトとロータマグネツトを、スピンドルと一体
の共用円板体の表裏にそれぞれ固定し、このロー
タマグネツトと対向させた上記ハウジングのフラ
ンジ部の上に、回転磁界を発生させるコイルを配
設したことを特徴とするスピンドルモータ。 A spindle motor that includes a spindle that integrally has a rotor magnet that rotates by a rotating magnetic field and is rotatably supported by a housing; and a clamper magnet that is integrated with the spindle and that attracts and holds a driven rotating body. The clamper magnet and the rotor magnet are respectively fixed to the front and back sides of a shared disk body integrated with the spindle, and a coil for generating a rotating magnetic field is mounted on the flange of the housing facing the rotor magnet. A spindle motor characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14710887U JPS6450665U (en) | 1987-09-25 | 1987-09-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14710887U JPS6450665U (en) | 1987-09-25 | 1987-09-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6450665U true JPS6450665U (en) | 1989-03-29 |
Family
ID=31417212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14710887U Pending JPS6450665U (en) | 1987-09-25 | 1987-09-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6450665U (en) |
-
1987
- 1987-09-25 JP JP14710887U patent/JPS6450665U/ja active Pending