JPS63684U - - Google Patents
Info
- Publication number
- JPS63684U JPS63684U JP9426986U JP9426986U JPS63684U JP S63684 U JPS63684 U JP S63684U JP 9426986 U JP9426986 U JP 9426986U JP 9426986 U JP9426986 U JP 9426986U JP S63684 U JPS63684 U JP S63684U
- Authority
- JP
- Japan
- Prior art keywords
- ring
- field magnet
- shaped field
- stator coil
- brushless motor
- 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
- 230000005405 multipole Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
Landscapes
- Brushless Motors (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Description
第１図はこの考案に係るモータの断面図、第２
図はその平面図、第３図はこの考案におけるリン
グ状界磁マグネツトの平面図、第４図はその斜視
図、第５図は磁束密度は合成トルクを示す特性図
、第６図は他の実施例を示すリング状界磁マグネ
ツトの斜視図、第７図は従来におけるモータの平
面図、第８図はそのリング状界磁マグネツトの平
面図、第９図は従来における磁束密度と合成トル
クを示す特性図である。
１……ロータ、２……リング状界磁マグネツト
、３……ステータ、４……固定子コイル、５……
軸受、６……軸。
Figure 1 is a sectional view of the motor according to this invention, Figure 2 is a sectional view of the motor according to this invention.
Figure 3 is a plan view of the ring-shaped field magnet in this invention, Figure 4 is its perspective view, Figure 5 is a characteristic diagram showing the magnetic flux density and resultant torque, and Figure 6 is a diagram showing other A perspective view of a ring-shaped field magnet showing an embodiment, FIG. 7 is a plan view of a conventional motor, FIG. 8 is a plan view of the ring-shaped field magnet, and FIG. 9 shows the magnetic flux density and resultant torque in the conventional motor. FIG. 1... Rotor, 2... Ring-shaped field magnet, 3... Stator, 4... Stator coil, 5...
Bearing, 6...shaft.
Claims (1)
極着磁されたリング状界磁マグネツトを有するブ
ラシレスモータにおいて、前記リング状界磁マグ
ネツトに内、外周若しくはスラスト面の一部に着
磁極数のＮ倍（Ｎは整数倍）の切欠きを設けたこ
とを特徴とするブラシレスモータ。 In a brushless motor having a stator coil and a multi-pole magnetized ring-shaped field magnet facing the stator coil, the ring-shaped field magnet has N magnetized poles on the inner, outer periphery or part of the thrust surface. A brushless motor characterized by having a notch that is twice the size (N is an integer multiple).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9426986U JPS63684U (en) | 1986-06-20 | 1986-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9426986U JPS63684U (en) | 1986-06-20 | 1986-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63684U true JPS63684U (en) | 1988-01-06 |
Family
ID=30957565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9426986U Pending JPS63684U (en) | 1986-06-20 | 1986-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63684U (en) |
-
1986
- 1986-06-20 JP JP9426986U patent/JPS63684U/ja active Pending
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