JPH0472856U - - Google Patents
Info
- Publication number
- JPH0472856U JPH0472856U JP11404690U JP11404690U JPH0472856U JP H0472856 U JPH0472856 U JP H0472856U JP 11404690 U JP11404690 U JP 11404690U JP 11404690 U JP11404690 U JP 11404690U JP H0472856 U JPH0472856 U JP H0472856U
- Authority
- JP
- Japan
- Prior art keywords
- ball bearing
- rotor
- rotating shaft
- spindle motor
- balls
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Motor Or Generator Frames (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Description
第1図乃至第5図は本考案の実施例を説明する
ための図、第1図は断面図、第2図はボール軸受
の平面図、第3図はボール軸受の正面図、第4図
はボール軸受の断面図、第5図は第4図の部分拡
大断面図、第6図は従来のスピンドルモータの軸
受部分の説明図である。
1……内輪、2……外輪、3……ボール、7…
…回転軸、16……コイル、17……ロータ、1
8……マグネツト。
1 to 5 are diagrams for explaining an embodiment of the present invention, FIG. 1 is a sectional view, FIG. 2 is a plan view of the ball bearing, FIG. 3 is a front view of the ball bearing, and FIG. 4 5 is a sectional view of a ball bearing, FIG. 5 is a partially enlarged sectional view of FIG. 4, and FIG. 6 is an explanatory diagram of a bearing portion of a conventional spindle motor. 1...Inner ring, 2...Outer ring, 3...Ball, 7...
... Rotating shaft, 16 ... Coil, 17 ... Rotor, 1
8...Magnet.
Claims (1)
該回転軸を回転自在に支持するボール軸受を有す
るスピンドルモータにおいて、前記ボール軸受は
、内輪及び外輪間に複数のボールを挾持して転動
するとともに前記複数のボールを軸心方向にずら
せて配設したことを特徴とするスピンドルモータ
。 A rotor, a rotating shaft that rotates together with the rotor,
In a spindle motor having a ball bearing that rotatably supports the rotating shaft, the ball bearing rolls with a plurality of balls sandwiched between an inner ring and an outer ring, and the plurality of balls are arranged offset in the axial direction. A spindle motor characterized by:
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11404690U JPH0472856U (en) | 1990-11-01 | 1990-11-01 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11404690U JPH0472856U (en) | 1990-11-01 | 1990-11-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0472856U true JPH0472856U (en) | 1992-06-26 |
Family
ID=31861688
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11404690U Pending JPH0472856U (en) | 1990-11-01 | 1990-11-01 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0472856U (en) |
-
1990
- 1990-11-01 JP JP11404690U patent/JPH0472856U/ja active Pending