JPS642576U - - Google Patents
Info
- Publication number
- JPS642576U JPS642576U JP9521587U JP9521587U JPS642576U JP S642576 U JPS642576 U JP S642576U JP 9521587 U JP9521587 U JP 9521587U JP 9521587 U JP9521587 U JP 9521587U JP S642576 U JPS642576 U JP S642576U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- rotor magnet
- cores
- close contact
- magnet
- 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
Landscapes
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Description
第１図ａは本考案の一実施例を示すステツピン
グモータのロータの断面図、第１図ｂは同ステツ
ピングモータのロータマグネツト保護用のリング
の斜視図、第２図は同ステツピングモータの要部
を破断した側面図、第３図は従来のステツピング
モータのロータの断面図、第４図は同ロータの斜
視図である。
１……シヤフト、３ａ，３ｂ……ロータコア、
４……ロータマグネツト、５……リング。
Fig. 1a is a cross-sectional view of the rotor of a stepping motor showing an embodiment of the present invention, Fig. 1b is a perspective view of a ring for protecting the rotor magnet of the stepping motor, and Fig. 2 is a sectional view of the rotor of the stepping motor. FIG. 3 is a cross-sectional view of a rotor of a conventional stepping motor, and FIG. 4 is a perspective view of the rotor. 1...Shaft, 3a, 3b...Rotor core,
4...Rotor magnet, 5...Ring.
Claims (1)
ロータコアによつて軸方向端面が挟持されるロー
タマグネツトとを備え、前記ロータマグネツトの
ラジアル方向の外側面と密着し、ロータマグネツ
トよりも軸方向寸法が大きく、前記２つのロータ
コアに圧接かつ密着した弾性体からなるロータマ
グネツト保護用のリングを設けたステツピングモ
ータのロータ。 It is equipped with two rotor cores fixed to a rotating shaft, and a rotor magnet whose axial end faces are sandwiched between the rotor cores, and the rotor magnet is in close contact with the outer surface of the rotor magnet in the radial direction, and is closer to the shaft than the rotor magnet. A rotor for a stepping motor, which has a large directional dimension and is provided with a ring for protecting a rotor magnet made of an elastic body that is in pressure contact with and in close contact with the two rotor cores.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9521587U JPS642576U (en) | 1987-06-19 | 1987-06-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9521587U JPS642576U (en) | 1987-06-19 | 1987-06-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS642576U true JPS642576U (en) | 1989-01-09 |
Family
ID=31319844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9521587U Pending JPS642576U (en) | 1987-06-19 | 1987-06-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS642576U (en) |
-
1987
- 1987-06-19 JP JP9521587U patent/JPS642576U/ja active Pending