JPH048954U - - Google Patents
Info
- Publication number
- JPH048954U JPH048954U JP5047390U JP5047390U JPH048954U JP H048954 U JPH048954 U JP H048954U JP 5047390 U JP5047390 U JP 5047390U JP 5047390 U JP5047390 U JP 5047390U JP H048954 U JPH048954 U JP H048954U
- Authority
- JP
- Japan
- Prior art keywords
- porous
- sensor
- humidity sensing
- sensing part
- aqueous solution
- 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
- 239000012528 membrane Substances 0.000 claims description 4
- 239000007864 aqueous solution Substances 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 239000004743 Polypropylene Substances 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
Landscapes
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Description
第１図は本考案による水溶液中溶質濃度測定セ
ンサの正面概略を示す図、第２図は第１図におけ
るＡ−Ａ断面図である。
１……湿度センサ、２……３重層構造膜、３…
…ポリプロピレン樹脂、４……多孔質非透水性フ
ツ素樹脂膜、５……ポリプロピレン樹脂ネツト。
FIG. 1 is a schematic front view of a sensor for measuring solute concentration in an aqueous solution according to the present invention, and FIG. 2 is a cross-sectional view taken along line AA in FIG. 1... Humidity sensor, 2... Triple layer structure membrane, 3...
...Polypropylene resin, 4...Porous water-impermeable fluororesin membrane, 5...Polypropylene resin net.
Claims (1)
脂膜で被覆するとともに前記感湿部の周縁部を非
多孔質樹脂膜で被覆した水溶液中溶質濃度測定セ
ンサにおいて、前記感湿部と前記多孔質非透水性
フツ素樹脂膜との間に、多孔性の感湿部を保護す
る膜を配置したことを特徴とする水溶液中溶質濃
度測定センサ。 A sensor for measuring solute concentration in an aqueous solution in which a humidity sensing part of the humidity sensor is coated with a porous non-water permeable fluororesin film and a peripheral part of the humidity sensing part is covered with a non-porous resin film, wherein the humidity sensing part and the A sensor for measuring solute concentration in an aqueous solution, characterized in that a membrane for protecting a porous moisture-sensitive part is disposed between a porous water-impermeable fluororesin membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990050473U JPH086293Y2 (en) | 1990-05-15 | 1990-05-15 | Solute concentration measurement sensor in aqueous solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990050473U JPH086293Y2 (en) | 1990-05-15 | 1990-05-15 | Solute concentration measurement sensor in aqueous solution |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH048954U true JPH048954U (en) | 1992-01-27 |
| JPH086293Y2 JPH086293Y2 (en) | 1996-02-21 |
Family
ID=31569049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990050473U Expired - Lifetime JPH086293Y2 (en) | 1990-05-15 | 1990-05-15 | Solute concentration measurement sensor in aqueous solution |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH086293Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01250747A (en) * | 1988-03-31 | 1989-10-05 | Japan Gore Tex Inc | Measuring sensor of concentration of solute in water solution |
| JP3046857U (en) * | 1997-09-04 | 1998-03-24 | 賢次 西村 | Pallet with protrusion for forklift |
-
1990
- 1990-05-15 JP JP1990050473U patent/JPH086293Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01250747A (en) * | 1988-03-31 | 1989-10-05 | Japan Gore Tex Inc | Measuring sensor of concentration of solute in water solution |
| JP3046857U (en) * | 1997-09-04 | 1998-03-24 | 賢次 西村 | Pallet with protrusion for forklift |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH086293Y2 (en) | 1996-02-21 |