JPS6397368U - - Google Patents
Info
- Publication number
- JPS6397368U JPS6397368U JP19051786U JP19051786U JPS6397368U JP S6397368 U JPS6397368 U JP S6397368U JP 19051786 U JP19051786 U JP 19051786U JP 19051786 U JP19051786 U JP 19051786U JP S6397368 U JPS6397368 U JP S6397368U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- yoke
- electric motor
- utility
- model registration
- 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
- 238000004804 winding Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Brushless Motors (AREA)
- Motor Or Generator Cooling System (AREA)
Description
第１図は本考案による外転形電動機の構造を示
す断面図ａと矢視平面図ｂで、第２図は従来技術
による外転形電動機の構造を示す断面図ａと矢視
平面図ｂで、第３図は本考案に係る外転形電動機
を装着した磁気デスク駆動装置の概念図である。
符号の説明、１…回転子ヨーク、２…永久磁石
、３…回転子ボス、４…回転子軸、５…回転子ハ
ブ、６，６…軸受、７…軸受ブラケツト、８…固
定子鉄芯、９…固定子巻線、１０…回転子ヨーク
、１１…小突起、２０…筐体、２１…スピンドル
モータの取付台、２２…駆動回路、２３…モータ
側の空間、２４…磁気デスク側の空間、３０…外
転形電動機、３１…磁気デスク。
Fig. 1 is a sectional view a and a plan view b in the direction of arrows showing the structure of an external rotor type motor according to the present invention, and Fig. 2 is a sectional view a and a plan view b in the direction of arrows showing the structure of the external rotor type motor according to the prior art. FIG. 3 is a conceptual diagram of a magnetic desk drive device equipped with an external rotor motor according to the present invention. Explanation of symbols, 1... Rotor yoke, 2... Permanent magnet, 3... Rotor boss, 4... Rotor shaft, 5... Rotor hub, 6, 6... Bearing, 7... Bearing bracket, 8... Stator core , 9... Stator winding, 10... Rotor yoke, 11... Small projection, 20... Housing, 21... Spindle motor mounting base, 22... Drive circuit, 23... Space on the motor side, 24... Magnetic desk side Space, 30...external rotor type electric motor, 31...magnetic desk.
Claims (1)
隙を介して対向し回転子を配設した外転形電動機
において、上記外転形回転子のヨークを外周に適
宜数の小突起を配設したことを特徴とする外転形
電動機。 (2) 上記外転形回転子のヨークの端面に該ヨー
クを形成する部材より半抜きの状態で複数の線状
の突起を配設したことを特徴とする実用新案登録
請求範囲第１項に記載の外転形電動機。[Claims for Utility Model Registration] (1) In an outer rotor type electric motor having a stator equipped with windings and a rotor disposed opposite to the outer periphery of the stator with a gap in between, An external rotor electric motor characterized by having an appropriate number of small protrusions arranged around the outer circumference of the yoke. (2) Claim 1 of the utility model registration claim, characterized in that a plurality of linear protrusions are disposed on the end face of the yoke of the above-mentioned epidermal rotor in a state of being half-opened from the member forming the yoke. The described external rotor motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19051786U JPS6397368U (en) | 1986-12-12 | 1986-12-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19051786U JPS6397368U (en) | 1986-12-12 | 1986-12-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6397368U true JPS6397368U (en) | 1988-06-23 |
Family
ID=31143806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19051786U Pending JPS6397368U (en) | 1986-12-12 | 1986-12-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6397368U (en) |
-
1986
- 1986-12-12 JP JP19051786U patent/JPS6397368U/ja active Pending
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