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
Application number
JP9426986U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP9426986U priority Critical patent/JPS63684U/ja
Publication of JPS63684U publication Critical patent/JPS63684U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Brushless Motors (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

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)

【実用新案登録請求の範囲】[Scope of utility model registration request] 固定子コイルと前記固定子コイルに対向する多
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).
JP9426986U 1986-06-20 1986-06-20 Pending JPS63684U (en)

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)

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