JPS62178330U - - Google Patents
Info
- Publication number
- JPS62178330U JPS62178330U JP6748986U JP6748986U JPS62178330U JP S62178330 U JPS62178330 U JP S62178330U JP 6748986 U JP6748986 U JP 6748986U JP 6748986 U JP6748986 U JP 6748986U JP S62178330 U JPS62178330 U JP S62178330U
- Authority
- JP
- Japan
- Prior art keywords
- optical waveguide
- liquid
- detection sensor
- protective cover
- level detection
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims description 2
- 230000007423 decrease Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Description
第１図はこの考案に係る液位検知センサーの使
用状態を示す概略図、第２図はこの考案の原理図
、第３図及び第４図はそれぞれ従来例を示す概略
図である。
１……光導波路、４……保護カバー、５……光
損失量測定装置。
FIG. 1 is a schematic diagram showing how the liquid level detection sensor according to this invention is used, FIG. 2 is a diagram showing the principle of this invention, and FIGS. 3 and 4 are schematic diagrams showing conventional examples, respectively. 1... Optical waveguide, 4... Protective cover, 5... Optical loss measuring device.
Claims (1)
向に光入射端から光出射端に向かつて逓減するよ
うに形成された光導波路を直線状に支持し、この
光導波路に光損失量測定装置を連結して成る液位
検知センサー。 An optical waveguide formed in such a way that the refractive index decreases in the length direction from the light input end to the light output end is supported in a straight line on a liquid-permeable protective cover, and the optical waveguide is used to measure the amount of optical loss. A liquid level detection sensor consisting of connected devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6748986U JPH0244177Y2 (en) | 1986-04-30 | 1986-04-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6748986U JPH0244177Y2 (en) | 1986-04-30 | 1986-04-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62178330U true JPS62178330U (en) | 1987-11-12 |
| JPH0244177Y2 JPH0244177Y2 (en) | 1990-11-22 |
Family
ID=30906447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6748986U Expired JPH0244177Y2 (en) | 1986-04-30 | 1986-04-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0244177Y2 (en) |
-
1986
- 1986-04-30 JP JP6748986U patent/JPH0244177Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0244177Y2 (en) | 1990-11-22 |
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