JPH0377342U

JPH0377342U -

Info

Publication number: JPH0377342U
Application number: JP13911989U
Authority: JP
Priority date: 1989-11-29
Filing date: 1989-11-29
Publication date: 1991-08-02

Description

[Brief explanation of drawings]

第１図は、実施例圧力センサを示す縦断面図、
第２図は、同実施例圧力センサを示す第１図の切
断面に直交する面で切断した縦断面図である。１……センサ器体、２……ダイヤフラム、３…
…プランジヤ、４……磁石、５……ホール素子、
６……第１のコイルバネ、７……第２のコイルバ
ネ。 FIG. 1 is a longitudinal sectional view showing an example pressure sensor;
FIG. 2 is a longitudinal cross-sectional view of the pressure sensor of the same embodiment, cut along a plane perpendicular to the cut plane of FIG. 1. 1...Sensor body, 2...Diaphragm, 3...
...Plunger, 4...Magnet, 5...Hall element,
6...First coil spring, 7...Second coil spring.

Claims

[Scope of utility model registration request]

A sensor body with pressure ports at both ends, a diaphragm that divides the pressure chamber of the sensor body into two and whose lower part is biased and supported by a first coil spring, and whose lower part is fixed to the diaphragm. , a movable plunger biased by a second coil spring in a direction opposite to the bias direction of the first coil spring, and a Hall element fixedly disposed opposite to a magnet provided on the plunger. sensor.