JPH0479253U

JPH0479253U -

Info

Publication number: JPH0479253U
Application number: JP12325090U
Authority: JP
Priority date: 1990-11-22
Filing date: 1990-11-22
Publication date: 1992-07-10

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例を示す上面断面図、
第２図は同じく側面断面図、第３図はセンシング
部の斜視図、第４図は計測部の構成図、第５図は
電極の他の実施例を示す斜視図、第６図は電極の
さらに他の実施例を示す斜視図、第７図は従来例
の縦断面図である。１０……燃料管、１１……センサ本体、１２…
…燃料導入口、１３……燃料排出口、１４……電
極挿入口、１５，１６……電極、１７，１８……
平坦面、１９……スペーサ、２０……支持板、２
１……Ｏリング、２２，２３……リード線、２４
……計測部、２５……発振器、２６……温度補正
回路、２７……湿度センサ、５０……アルコール
センサ、５１……燃料配管。 FIG. 1 is a top sectional view showing an embodiment of the present invention;
Fig. 2 is a side sectional view, Fig. 3 is a perspective view of the sensing section, Fig. 4 is a configuration diagram of the measurement section, Fig. 5 is a perspective view showing another embodiment of the electrode, and Fig. 6 is a perspective view of the electrode. A perspective view showing still another embodiment, and FIG. 7 is a longitudinal sectional view of a conventional example. 10...fuel pipe, 11...sensor body, 12...
...Fuel inlet, 13... Fuel discharge port, 14... Electrode insertion port, 15, 16... Electrode, 17, 18...
Flat surface, 19... Spacer, 20... Support plate, 2
1...O ring, 22, 23...Lead wire, 24
...Measurement unit, 25...Occillator, 26...Temperature correction circuit, 27...Humidity sensor, 50...Alcohol sensor, 51...Fuel piping.

Claims

[Scope of utility model registration request]

A sensor body 11 attached to the fuel pipe 10 to form a fuel passage; a pair of electrodes 15 and 16 detachably fixed to the sensor body 11 and inserted into the fuel passage facing each other; and each electrode 15. , 16 to measure the capacitance between the electrodes 15, 16, and each of the electrodes 15, 16 is arranged parallel to the direction in which the fuel flows. alcohol sensor.