JPS618820U

JPS618820U - Flowmeter

Info

Publication number: JPS618820U
Application number: JP9269784U
Authority: JP
Inventors: 和義伊藤; 安雄木村
Original assignee: シ−ケ−デイコントロ−ルズ株式会社
Priority date: 1984-06-21
Filing date: 1984-06-21
Publication date: 1986-01-20

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 drawings]

第１図は本考案一実施例の概略図、第２図は本考案一実
施例の要部回路構成図、第３図および第４図は本考案一
実施例の動作波形図、第５図は従来装置の概略図ζ第６
図は第５図の回路図。１・・・・・・シャフト、２・・・・・田一タマグネッ
ト、３・・・・・・磁気センサ、５，６，１２，１３，
１４，１５，１６・・・・・・磁気抵抗素子、７，２
０，２１・・・・・・固定抵抗。Fig. 1 is a schematic diagram of an embodiment of the present invention, Fig. 2 is a circuit diagram of the main part of an embodiment of the invention, Figs. 3 and 4 are operational waveform diagrams of an embodiment of the invention, and Fig. 5 is a schematic diagram of the conventional device ζ No. 6
The figure is the circuit diagram of FIG. 1... Shaft, 2... Taichi magnet, 3... Magnetic sensor, 5, 6, 12, 13,
14, 15, 16... Magnetoresistive element, 7, 2
0, 21...Fixed resistance.

Claims

[Claims for Utility Model Registration] A rotor magnet in which N magnetic poles and S magnetic poles are alternately arranged at equal angles on a circumference that rotates in accordance with the flow rate and flow direction of a fluid to be measured, and a vicinity of the rotor magnet. a flowmeter J, comprising: a magnetic sensor disposed in the magnetic sensor; first and second magnetoresistive elements connected in series with each other within the magnetic sensor; third and fourth magnetoresistive elements connected in series with each other and positioned apart from the magnetoresistive bare hand, the first and second magnetoresistive elements being elements of a rigid; a first resistance bridge circuit in which the series connection point of the first and second magnetoresistive elements is an element of an output terminal; A flowmeter comprising: a second resistance bridge circuit whose output terminal is a series connection point of resistance elements;