JPS63167379U - - Google Patents
Info
- Publication number
- JPS63167379U JPS63167379U JP5968387U JP5968387U JPS63167379U JP S63167379 U JPS63167379 U JP S63167379U JP 5968387 U JP5968387 U JP 5968387U JP 5968387 U JP5968387 U JP 5968387U JP S63167379 U JPS63167379 U JP S63167379U
- Authority
- JP
- Japan
- Prior art keywords
- radians
- coils
- brushless motor
- coil
- coil pitch
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Description
第１図は本考案の一実施例を示す簡略平面図、
第２図は本考案の特性を示すグラフ図、第３図は
ロータマグネツトの回転を順次示す簡略平面図、
第４図はステータの励磁方法を示す説明図である
。
１…ロータマグネツト、３…ステータ、４ａ…
コイル、α…コイルピツチ、β…磁極角度、γ…
コイル間ピツチ。
FIG. 1 is a simplified plan view showing an embodiment of the present invention;
Fig. 2 is a graph showing the characteristics of the present invention, Fig. 3 is a simplified plan view sequentially showing the rotation of the rotor magnet,
FIG. 4 is an explanatory diagram showing a method of exciting the stator. 1... Rotor magnet, 3... Stator, 4a...
Coil, α...coil pitch, β...magnetic pole angle, γ...
Pitch between coils.
Claims (1)
なるステータ３を備えたブラシレスモータであつ
て、検出磁極数をＰとすると共に、コイル相数を
Ａとしたときに、該ステータ３に、巻設されるコ
イル４ａ…を相互に約２π／（Ａ・Ｐ）ラジアン
ずらせてコイル間ピツチγが約２π／Ｐラジアン
とされる約２π／（Ａ・Ｐ）ラジアンのコイルピ
ツチαを形成し、かつ、上記ロータマグネツト１
の磁極角度βを約（π−２π／（Ａ・Ｐ））ラジ
アン以下としたことを特徴とするブラシレスモー
タ。 It is a brushless motor equipped with a stator 3 made of a toroidal core around which coils 4a are wound, and when the number of detected magnetic poles is P and the number of coil phases is A, The coils 4a... are shifted by about 2π/(A·P) radians from each other to form a coil pitch α of about 2π/(A·P) radians such that the inter-coil pitch γ is about 2π/P radians, and Rotor magnet 1
A brushless motor characterized in that the magnetic pole angle β is approximately (π-2π/(A·P)) radians or less.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987059683U JPH0713427Y2 (en) | 1987-04-20 | 1987-04-20 | Brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987059683U JPH0713427Y2 (en) | 1987-04-20 | 1987-04-20 | Brushless motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63167379U true JPS63167379U (en) | 1988-10-31 |
| JPH0713427Y2 JPH0713427Y2 (en) | 1995-03-29 |
Family
ID=30891403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987059683U Expired - Lifetime JPH0713427Y2 (en) | 1987-04-20 | 1987-04-20 | Brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0713427Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006345682A (en) * | 2005-06-10 | 2006-12-21 | Mitsubishi Electric Corp | Annular winding motor |
| JPWO2007094488A1 (en) * | 2006-02-15 | 2009-07-09 | 有限会社ベネラ研究所 | Planetary geared motor and dynamo |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5574347A (en) * | 1978-11-25 | 1980-06-04 | Matsushita Electric Ind Co Ltd | Electrical rotary machine |
| JPS5970174A (en) * | 1982-10-14 | 1984-04-20 | Takahashi Yoshiteru | Superposition type brushless motor with armature coil groups not superposed |
-
1987
- 1987-04-20 JP JP1987059683U patent/JPH0713427Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5574347A (en) * | 1978-11-25 | 1980-06-04 | Matsushita Electric Ind Co Ltd | Electrical rotary machine |
| JPS5970174A (en) * | 1982-10-14 | 1984-04-20 | Takahashi Yoshiteru | Superposition type brushless motor with armature coil groups not superposed |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006345682A (en) * | 2005-06-10 | 2006-12-21 | Mitsubishi Electric Corp | Annular winding motor |
| JP4657820B2 (en) * | 2005-06-10 | 2011-03-23 | 三菱電機株式会社 | Annular winding motor |
| JPWO2007094488A1 (en) * | 2006-02-15 | 2009-07-09 | 有限会社ベネラ研究所 | Planetary geared motor and dynamo |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0713427Y2 (en) | 1995-03-29 |