JPH0191274U - - Google Patents
Info
- Publication number
- JPH0191274U JPH0191274U JP18702587U JP18702587U JPH0191274U JP H0191274 U JPH0191274 U JP H0191274U JP 18702587 U JP18702587 U JP 18702587U JP 18702587 U JP18702587 U JP 18702587U JP H0191274 U JPH0191274 U JP H0191274U
- Authority
- JP
- Japan
- Prior art keywords
- electrodes
- passage
- sensing sensor
- liquid
- sensor according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
Description
図面はこの考案の一実施例を示し、第１図はこ
の考案を実施する自動販売機の正面図、第２図は
この考案の要部を説明するための側断面図、第３
図は電極と被覆材の部分を示すケース体の一部分
解斜視図であり、第４図はコーテイング材を塗布
させた電極の部分の拡大断面図、第５図は回路図
、第６図は他の実施例を示す斜視図である。
１……自動販売機、２……投入口、５……通路
、６……ホツパー、７……感知手段、８，１９…
…ケース体、９，１０，２０，２１……電極、１
１……基板、１２……抵抗、１３……トランジス
ター、１４……スイツチ回路、１５，２２……被
覆材、１６……コーテイング材、１７……細孔な
いし小間隙。
The drawings show one embodiment of this invention, and Fig. 1 is a front view of a vending machine implementing this invention, Fig. 2 is a side sectional view for explaining the main parts of this invention, and Fig. 3
The figure is a partially exploded perspective view of the case body showing the electrode and coating material, Figure 4 is an enlarged sectional view of the electrode part coated with the coating material, Figure 5 is the circuit diagram, and Figure 6 is the other parts. It is a perspective view showing an example of this. 1... Vending machine, 2... Inlet, 5... Passageway, 6... Hopper, 7... Sensing means, 8, 19...
...Case body, 9, 10, 20, 21... Electrode, 1
DESCRIPTION OF SYMBOLS 1...Substrate, 12...Resistor, 13...Transistor, 14...Switch circuit, 15, 22...Coating material, 16...Coating material, 17...Pore or small gap.
Claims (1)
電極間に導電性の液体が接触することにより、該
液体の通過を感知するものにおいて、前記電極の
少なくとも一方のものに、絶縁性と疎水性を有す
るコーテイング材を多数の細孔ないし小間隙が生
ずるようにコーテイングするとともに、このコー
テイングした電極の周囲を絶縁性と疎水性を有す
る多孔質の被覆材で覆つたことを特徴とする、液
体感知センサー。 (2) 前記電極が前記通路に他の部材の通過を妨
げない程度に設けた窪所内に設置されていること
を特徴とする、実用新案登録請求の範囲第１項記
載の液体感知センサー。 (3) 前記電極の一方が通路それ自体であること
を特徴とする、実用新案登録請求の範囲第１項記
載の液体感知センサー。 (4) 前記被覆材が不織布であることを特徴とす
る、実用新案登録請求の範囲第１項記載の液体感
知センサー。[Claims for Utility Model Registration] (1) A pair of electrodes are provided in a liquid passage, and passage of a conductive liquid is sensed by contact between the electrodes, in which at least one of the electrodes One of the electrodes is coated with a coating material that has insulating properties and hydrophobic properties so as to create many pores or small gaps, and the coated electrode is surrounded by a porous coating material that has insulating properties and hydrophobic properties. A liquid sensing sensor characterized by being covered. (2) The liquid sensing sensor according to claim 1, wherein the electrode is installed in a recess provided in the passage to an extent that does not obstruct the passage of other members. (3) The liquid sensing sensor according to claim 1, wherein one of the electrodes is a passage itself. (4) The liquid sensing sensor according to claim 1, wherein the covering material is a nonwoven fabric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18702587U JPH0191274U (en) | 1987-12-08 | 1987-12-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18702587U JPH0191274U (en) | 1987-12-08 | 1987-12-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0191274U true JPH0191274U (en) | 1989-06-15 |
Family
ID=31478213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18702587U Pending JPH0191274U (en) | 1987-12-08 | 1987-12-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0191274U (en) |
-
1987
- 1987-12-08 JP JP18702587U patent/JPH0191274U/ja active Pending