JPS60189813U

JPS60189813U - rotation angle sensor

Info

Publication number: JPS60189813U
Application number: JP7656584U
Authority: JP
Inventors: 辰夫小林
Original assignee: トヨタ自動車株式会社
Priority date: 1984-05-26
Filing date: 1984-05-26
Publication date: 1985-12-16

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図は本考案に係る回転角センサの一実施例を示す斜
視図、第２図は第１図の詳細な部分断面図、第３図は第
２図の角度検出器の出力波形図、第４図は第１図のロニ
タと内燃機関のクランクタイミングプーリとの関係を示
す配置図、第５図Ａ、　Ｂは第１図の角度検圧器のブロ
ック回路図および構造図、第６図は第１図のスリットリ
ングの　　　　゛拡大図、第７図は第２図の角度検出器
により得られる調整電圧の波形図、第８図は第１図の検
出器取付確認装置の一例を示す回路図、第９図は第１図
の検出器取付確認装置の他の例を示すブロック回路図、
第１０図は第９図の装置動作を示すフローチャート、第
１１図〜第１３図は第６図のスリットリングの変更例を
示す図である。１・・・ロータ（カムシャフトプーリ）、２・・・角度
検出器、３・・・ブラケット、５・・・検出器取付確認
装置、６−・・カムシャフト。５［−一−１−−’　　　　− Ｇｎｄ　　　　　　　　　　　　　　　　　　　　　　
　　　ニー士第１１図 −１第１２図１」　ｌ　　　　　第１３図FIG. 1 is a perspective view showing an embodiment of the rotation angle sensor according to the present invention, FIG. 2 is a detailed partial sectional view of FIG. 1, and FIG. 3 is an output waveform diagram of the angle detector shown in FIG. Figure 4 is a layout diagram showing the relationship between the RONITA shown in Figure 1 and the crank timing pulley of the internal combustion engine, Figures 5A and B are block circuit diagrams and structural diagrams of the angle pressure detector shown in Figure 1, and Figure 6 is a An enlarged view of the slit ring in Figure 1, Figure 7 is a waveform diagram of the adjustment voltage obtained by the angle detector in Figure 2, and Figure 8 is a circuit diagram showing an example of the detector installation confirmation device in Figure 1. , FIG. 9 is a block circuit diagram showing another example of the detector installation confirmation device shown in FIG. 1,
FIG. 10 is a flowchart showing the operation of the apparatus shown in FIG. 9, and FIGS. 11 to 13 are diagrams showing modifications of the slit ring shown in FIG. 6. 1... Rotor (camshaft pulley), 2... Angle detector, 3... Bracket, 5... Detector installation confirmation device, 6-... Camshaft. 5 [-1-1--' - Gnd
Figure 11-1 Figure 12-1 Figure 13

Claims

[Claims for Utility Model Registration] 1. A rotation angle sensor comprising a rotor fixed to a rotating shaft and provided with a plurality of slits at predetermined intervals, and an angle detector arranged to surround the slits, wherein at least one of the rotor 1. 1. A rotation angle sensor, characterized in that the slit is tilted and a detector attachment confirmation device is provided for confirming that the output of the angle detector is within a predetermined range. 2. The rotation angle sensor according to claim 1, wherein the detector attachment confirmation device includes display means for displaying when the output of the angle detector is within the predetermined range. 3. The rotation angle sensor according to claim 2, wherein the detector attachment confirmation device calculates the predetermined range according to the output of the angle detector. 4 The end of the camshaft through which the rotor drives the intake valve or exhaust valve of the internal combustion engine &! The rotation angle sensor according to claim 1, which is a cam timing pulley attached thereto. 5. The rotation angle sensor according to claim 1, wherein the angle detector is a Hall sensor. 6. The rotation angle sensor for an internal combustion engine according to claim 1, wherein the angle detector is an optical sensor. 7. The rotation angle sensor for an internal combustion engine according to claim 1, wherein the angle detector is a magnetoresistive element.