JP2501203Y2 - 浸水検知センサ - Google Patents
浸水検知センサInfo
- Publication number
- JP2501203Y2 JP2501203Y2 JP1989013567U JP1356789U JP2501203Y2 JP 2501203 Y2 JP2501203 Y2 JP 2501203Y2 JP 1989013567 U JP1989013567 U JP 1989013567U JP 1356789 U JP1356789 U JP 1356789U JP 2501203 Y2 JP2501203 Y2 JP 2501203Y2
- Authority
- JP
- Japan
- Prior art keywords
- water
- moving member
- transmission line
- optical transmission
- detection sensor
- 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.)
- Expired - Lifetime
Links
- 238000001514 detection method Methods 0.000 title claims description 16
- 230000008595 infiltration Effects 0.000 title description 3
- 238000001764 infiltration Methods 0.000 title description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
- 230000005540 biological transmission Effects 0.000 claims description 28
- 230000003287 optical effect Effects 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 17
- 238000007654 immersion Methods 0.000 claims description 16
- 238000004804 winding Methods 0.000 claims description 13
- 238000005452 bending Methods 0.000 claims description 4
- 239000011358 absorbing material Substances 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 239000013307 optical fiber Substances 0.000 description 16
- 239000013535 sea water Substances 0.000 description 5
- 239000008399 tap water Substances 0.000 description 3
- 235000020679 tap water Nutrition 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989013567U JP2501203Y2 (ja) | 1989-02-09 | 1989-02-09 | 浸水検知センサ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989013567U JP2501203Y2 (ja) | 1989-02-09 | 1989-02-09 | 浸水検知センサ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02105150U JPH02105150U (enrdf_load_stackoverflow) | 1990-08-21 |
| JP2501203Y2 true JP2501203Y2 (ja) | 1996-06-12 |
Family
ID=31223985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989013567U Expired - Lifetime JP2501203Y2 (ja) | 1989-02-09 | 1989-02-09 | 浸水検知センサ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2501203Y2 (enrdf_load_stackoverflow) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH068768B2 (ja) * | 1985-07-31 | 1994-02-02 | 日本電信電話株式会社 | 浸水検知センサ |
-
1989
- 1989-02-09 JP JP1989013567U patent/JP2501203Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02105150U (enrdf_load_stackoverflow) | 1990-08-21 |
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