JPS6024179U

JPS6024179U - Magnetic rotation detection device for electric motors

Info

Publication number: JPS6024179U
Application number: JP11298883U
Authority: JP
Inventors: 明加藤
Original assignee: 松下電器産業株式会社
Priority date: 1983-07-19
Filing date: 1983-07-19
Publication date: 1985-02-19

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考案による磁気式回転検出装置の一実施例を
示した断面図、第２図は同平面図、第３図　　　−は従
来の装置の一例を示した断面図、第４図は同平面図であ
る。１・・・軸、２・・・外歯、３・・・ステータギヤ、４
・・・内歯、６・・・コイル、７・・・永久磁石。Fig. 1 is a sectional view showing an embodiment of the magnetic rotation detection device according to the present invention, Fig. 2 is a plan view of the same, Fig. 3 - is a sectional view showing an example of a conventional device, and Fig. 4 is a sectional view showing an example of the conventional device. FIG. 1... Shaft, 2... External teeth, 3... Stator gear, 4
...internal teeth, 6...coil, 7...permanent magnet.

Claims

[Scope of utility model registration request]

A stator having external teeth integrally formed on a part of the outer periphery of the motor shaft and internal teeth of the same number as the external teeth of the shaft is disposed in correspondence with the external teeth and internal teeth, and a permanent magnet. A magnetic rotation detection device that is equipped with a coil and a coil, and converts the rotation of the motor shaft into magnetic coupling for detection.