JPH0265164U

JPH0265164U -

Info

Publication number: JPH0265164U
Application number: JP14441088U
Authority: JP
Priority date: 1988-11-07
Filing date: 1988-11-07
Publication date: 1990-05-16

Description

[Brief explanation of drawings]

第１図から第３図は、本考案によるガスレート
センサを示すためのもので、第１図は断面図、第
２図は第１図の圧電ブザー（気体ポンプ）を示す
拡大断面図、第３図は第２図の側面図、第４図か
ら第８図迄は、従来のガスレートセンサを示すた
めのもので、第４図は断面図、第５図は第１図の
要部を示す正面図、第６図は回路図、第７図は第
４図の気体ポンプを示す拡大断面図、第８図は第
７図の右側面図である。１はケーシング、４は気体ポンプ、４ａは圧電
振動板、４ｂは気体出入口、４ｄは枠体、５は電
極ホルダ、６ａ〜６ｄは電極、７ａ，７ｂは検出
手段、８はノズル孔、１０はノズル板である。 1 to 3 are for showing the gas rate sensor according to the present invention. FIG. 1 is a sectional view, FIG. 2 is an enlarged sectional view showing the piezoelectric buzzer (gas pump) of FIG. 1, and FIG. Figure 3 is a side view of Figure 2, Figures 4 to 8 are for showing conventional gas rate sensors, Figure 4 is a sectional view, and Figure 5 shows the main parts of Figure 1. 6 is a circuit diagram, FIG. 7 is an enlarged sectional view showing the gas pump of FIG. 4, and FIG. 8 is a right side view of FIG. 7. 1 is a casing, 4 is a gas pump, 4a is a piezoelectric diaphragm, 4b is a gas inlet/outlet, 4d is a frame, 5 is an electrode holder, 6a to 6d are electrodes, 7a, 7b are detection means, 8 is a nozzle hole, 10 is a This is the nozzle plate.

Claims

[Scope of utility model registration request]

a gas pump 4 provided within the casing 1;
an electrode holder 5 having a plurality of electrodes 6a to 6d;
A gas rate comprising detecting means 7a and 7b provided between the electrodes 6a to 6d for detecting the application of angular velocity, and a nozzle plate 10 having a nozzle hole 8 provided opposite to the electrode holder 5. The gas rate sensor is characterized in that the gas pump 4 is a piezoelectric buzzer comprising a frame 4d having a gas inlet/outlet 4b and a piezoelectric diaphragm 4a provided on the frame 4d.