JPS6298478U - - Google Patents
Info
- Publication number
- JPS6298478U JPS6298478U JP18955385U JP18955385U JPS6298478U JP S6298478 U JPS6298478 U JP S6298478U JP 18955385 U JP18955385 U JP 18955385U JP 18955385 U JP18955385 U JP 18955385U JP S6298478 U JPS6298478 U JP S6298478U
- Authority
- JP
- Japan
- Prior art keywords
- core
- drive magnet
- drive
- magnet
- gap
- 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
- 238000001514 detection method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Brushless Motors (AREA)
Description
第１図は、本考案の一実施例のコア付ブラシレ
スモータ全体の断面図、第２図は、位置検出用素
子周辺のコアの形状図、第３図は、位置検出用素
子を取付ける台の周辺の断面図である。
１……駆動磁石、２……基台、３……ベアリン
グ、４……シヤフト、５……ロータヨーク、６…
…コア、７……駆動コイル、８……台、９……基
板、１０……位置検出用素子。
Fig. 1 is a sectional view of the entire brushless motor with a core according to an embodiment of the present invention, Fig. 2 is a diagram of the shape of the core around the position detection element, and Fig. 3 is a diagram of the base on which the position detection element is mounted. It is a sectional view of the surrounding area. 1... Drive magnet, 2... Base, 3... Bearing, 4... Shaft, 5... Rotor yoke, 6...
... Core, 7 ... Drive coil, 8 ... Stand, 9 ... Substrate, 10 ... Position detection element.
Claims (1)
駆動磁石に周対向するように固定され、駆動コイ
ルを巻線したコアと、前記ロータヨークに付けら
れた駆動磁石、又は回転数検出用磁石に平面対向
するように設けられた回転数検出用コイルパター
ンと、駆動磁石の位置検出用素子を持つ回路基板
と、その回路基板と前記コアを固定する台を持つ
コア付ブラシレスモータに於て、コアの極のギヤ
ツプの駆動磁石側を狭くし、そのギヤツプに位置
検出用素子が来るように、コアと位置検出用素子
を固定する台を持つことを特徴とするブラシレス
モータ。 A rotor yoke has a cylindrical drive magnet, which is fixed so as to be circumferentially opposed to the drive magnet, and a core around which a drive coil is wound, and which faces in plane to the drive magnet or rotation speed detection magnet attached to the rotor yoke. In a brushless motor with a core, which has a circuit board having a coil pattern for detecting the rotation speed and an element for detecting the position of the drive magnet, and a stand for fixing the circuit board and the core, A brushless motor characterized by having a base on which a core and a position detection element are fixed so that the drive magnet side of the gap is narrowed and the position detection element is placed in the gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18955385U JPS6298478U (en) | 1985-12-11 | 1985-12-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18955385U JPS6298478U (en) | 1985-12-11 | 1985-12-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6298478U true JPS6298478U (en) | 1987-06-23 |
Family
ID=31141962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18955385U Pending JPS6298478U (en) | 1985-12-11 | 1985-12-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6298478U (en) |
-
1985
- 1985-12-11 JP JP18955385U patent/JPS6298478U/ja active Pending
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