JPS6238076U - - Google Patents
Info
- Publication number
- JPS6238076U JPS6238076U JP12970385U JP12970385U JPS6238076U JP S6238076 U JPS6238076 U JP S6238076U JP 12970385 U JP12970385 U JP 12970385U JP 12970385 U JP12970385 U JP 12970385U JP S6238076 U JPS6238076 U JP S6238076U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- salient pole
- magnet
- pulse
- generating
- 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 2
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 2
Landscapes
- Brushless Motors (AREA)
Description
第１図は本考案のブラシレスモータの一実施例
を示す縦断面図、第２図は第１図のブラシレスモ
ータにおける磁心を示す部分斜視図、第３図は第
１図のブラシレスモータにおけるパルス信号発生
用マグネツトを示す展開図、第４図および第５図
は本考案のブラシレスモータの他の実施例を示す
要部断面図およびパルス信号発生用マグネツトを
示す展開図、第６図および第７図は従来のブラシ
レスモータを示す斜視図および平面図である。
１，１９……ロータ板、２，２０……多極マグ
ネツト、３，２１……ロータ、５，２２……パル
ス信号発生用マグネツト、６，１５……パルス信
号発生コイル、８，１１……磁心、９……ステー
タヨーク、１０……回路基板、１３……突極片、
１３ａ……先端部、１４……駆動コイル、１８…
…ロータ回転軸。
FIG. 1 is a longitudinal sectional view showing an embodiment of the brushless motor of the present invention, FIG. 2 is a partial perspective view showing the magnetic core in the brushless motor of FIG. 1, and FIG. 3 is a pulse signal in the brushless motor of FIG. 1. FIGS. 4 and 5 are exploded views showing a magnet for generating pulse signals; FIGS. FIG. 1 is a perspective view and a plan view showing a conventional brushless motor. 1, 19... Rotor plate, 2, 20... Multipolar magnet, 3, 21... Rotor, 5, 22... Pulse signal generation magnet, 6, 15... Pulse signal generation coil, 8, 11... Magnetic core, 9... Stator yoke, 10... Circuit board, 13... Salient pole piece,
13a...Tip portion, 14...Drive coil, 18...
...Rotor rotation axis.
Claims (1)
タ側磁心と、 前記突極片に巻かれた駆動コイルと、 前記各突極片の外周を囲むように間隔を置いて
配置された環状の多極マグネツトを有し回転自在
に軸支されたロータと、 前記多極マグネツトに１８０°毎に形成された
パルス発生用マグネツトと、 前記突極片のうち１個の突極片の先端部内に配
置され、前記ロータの回転に伴つて前記パルス発
生用マグネツトを検出してパルス信号を出力する
パルス信号発生コイルと、 を具備してなることを特徴とするブラシレスモー
タ。[Claims for Utility Model Registration] A stator side magnetic core having a plurality of salient pole pieces projecting radially; a drive coil wound around the salient pole pieces; and a driving coil arranged at intervals so as to surround the outer periphery of each of the salient pole pieces. a rotor rotatably supported by a rotor having an annular multi-pole magnet disposed in the rotor; pulse-generating magnets formed on the multi-pole magnet every 180 degrees; and one protrusion of the salient pole piece. A brushless motor comprising: a pulse signal generating coil disposed within a tip of a pole piece, detecting the pulse generating magnet as the rotor rotates and outputting a pulse signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12970385U JPS6238076U (en) | 1985-08-26 | 1985-08-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12970385U JPS6238076U (en) | 1985-08-26 | 1985-08-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6238076U true JPS6238076U (en) | 1987-03-06 |
Family
ID=31026511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12970385U Pending JPS6238076U (en) | 1985-08-26 | 1985-08-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6238076U (en) |
-
1985
- 1985-08-26 JP JP12970385U patent/JPS6238076U/ja active Pending