JPH0222069U - - Google Patents
Info
- Publication number
- JPH0222069U JPH0222069U JP9932988U JP9932988U JPH0222069U JP H0222069 U JPH0222069 U JP H0222069U JP 9932988 U JP9932988 U JP 9932988U JP 9932988 U JP9932988 U JP 9932988U JP H0222069 U JPH0222069 U JP H0222069U
- Authority
- JP
- Japan
- Prior art keywords
- rotor magnet
- brushless motor
- stator
- magnetic poles
- integer
- 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
- 230000007423 decrease Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Brushless Motors (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Description
第１図は本考案の一実施例におけるローターマ
グネツトとステータを示す断面図、第２図〜第５
図はエアギヤツプ長が全て等しいと仮定したとき
のローターマグネツトの安定位置を示す図、第６
図〜第９図は第１図に示す構成とした場合のロー
ターマグネツトの安定位置を示す図である。
１……ローターマグネツト、２……ステータ、
３〜１０……ステータ極、ｇ１，ｇ２……エアギ
ヤツプ長。
FIG. 1 is a sectional view showing a rotor magnet and a stator in an embodiment of the present invention, and FIGS.
Figure 6 shows the stable position of the rotor magnet when all air gap lengths are assumed to be equal.
9 to 9 are diagrams showing the stable position of the rotor magnet in the configuration shown in FIG. 1. 1...Rotor magnet, 2...Stator,
3 to 10...Stator pole, g1, g2...Air gap length.
Claims (1)
マグネツトと、前記磁極数のｎ倍（ｎは２以上の
整数）のステータ極を有するブラシレスモータに
おいて、 前記ステータ極と前記ローターマグネツトとの
間のエアギヤツプ長が、（Ｍ―１）ｎ＋１番目か
らＭｎ番目（Ｍは１からＰまで変化する整数）の
ステータ極の順に、段階的に漸増若しくは漸減す
る構成としたブラシレスモータ。[Claims for Utility Model Registration] A brushless motor having a rotor magnet having P magnetic poles (P is a multiple of 2) and a stator pole having n times the number of magnetic poles (n is an integer of 2 or more), A configuration in which the air gap length between the stator pole and the rotor magnet gradually increases or decreases in steps from (M-1)n+1st to Mnth (M is an integer varying from 1 to P) stator poles. brushless motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9932988U JPH0222069U (en) | 1988-07-27 | 1988-07-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9932988U JPH0222069U (en) | 1988-07-27 | 1988-07-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0222069U true JPH0222069U (en) | 1990-02-14 |
Family
ID=31326385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9932988U Pending JPH0222069U (en) | 1988-07-27 | 1988-07-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0222069U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100454509B1 (en) * | 1997-12-15 | 2005-01-15 | 가부시끼가이샤 도시바 | Permanent magnet-type motor with improved stator core and washing machine provided therewith |
| KR101447264B1 (en) * | 2012-03-05 | 2014-10-07 | 제지앙 일리다 벤틸레이터 컴퍼니 리미티드 | Brushless DC Motor |
| US9800123B2 (en) | 2012-03-05 | 2017-10-24 | Zhejiang Yilida Ventilator Co., Ltd. | Method for modifying stator tooth top arc of brushless DC motor |
-
1988
- 1988-07-27 JP JP9932988U patent/JPH0222069U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100454509B1 (en) * | 1997-12-15 | 2005-01-15 | 가부시끼가이샤 도시바 | Permanent magnet-type motor with improved stator core and washing machine provided therewith |
| KR101447264B1 (en) * | 2012-03-05 | 2014-10-07 | 제지앙 일리다 벤틸레이터 컴퍼니 리미티드 | Brushless DC Motor |
| US9800123B2 (en) | 2012-03-05 | 2017-10-24 | Zhejiang Yilida Ventilator Co., Ltd. | Method for modifying stator tooth top arc of brushless DC motor |
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