JPS6323611U

JPS6323611U -

Info

Publication number: JPS6323611U
Application number: JP11646086U
Authority: JP
Priority date: 1986-07-29
Filing date: 1986-07-29
Publication date: 1988-02-16

Description

[Brief explanation of the drawing]

図面は本考案の一実施例を示すもので、第１図
は全体の断面図、第２図は要部の正面図、第３図
は第２の回転シヤフトの斜視図である。図面中、１はステータケース、４はロータ、５
は第１の回転シヤフト、７は第２の回転シヤフト
、７ｃは環状溝（抜け止め用凹部）、８は円筒部
材、８ｂは係合突部、９は永久磁石、１０はリー
ドスイツチ（磁気検出素子）、１５は車速センサ
（回転数検出器）を示す。 The drawings show one embodiment of the present invention, in which FIG. 1 is a cross-sectional view of the whole, FIG. 2 is a front view of the main parts, and FIG. 3 is a perspective view of the second rotary shaft. In the drawing, 1 is a stator case, 4 is a rotor, and 5 is a stator case.
1 is a first rotating shaft, 7 is a second rotating shaft, 7c is an annular groove (recess for preventing slippage), 8 is a cylindrical member, 8b is an engaging protrusion, 9 is a permanent magnet, 10 is a reed switch (magnetic detection 15 indicates a vehicle speed sensor (rotation speed detector).

Claims

[Scope of utility model registration request]

a stator case; a rotor having a first rotary shaft rotatably provided within the stator case; a permanent magnet attached to the rotor; and a magnetic field provided in the stator case opposite to the permanent magnet. a detection element, a second rotary shaft whose one end is removably and bendably fitted and connected to the first rotary shaft and whose other end is connected to the detected rotating body; and the first rotary shaft. a cylindrical member made of an elastic body attached to cover the fitting connection portions of the first rotary shaft and the second rotary shaft, and an engaging protrusion on the inner circumference of the distal end of the cylindrical member. and the second
A rotational speed detector characterized in that a retaining recess into which the engaging protrusion is engaged is provided in a portion of the outer peripheral portion of the rotating shaft that faces the engaging protrusion.