JPS6351218U - - Google Patents
Info
- Publication number
- JPS6351218U JPS6351218U JP14402386U JP14402386U JPS6351218U JP S6351218 U JPS6351218 U JP S6351218U JP 14402386 U JP14402386 U JP 14402386U JP 14402386 U JP14402386 U JP 14402386U JP S6351218 U JPS6351218 U JP S6351218U
- Authority
- JP
- Japan
- Prior art keywords
- sediment outflow
- infrared receiver
- outflow section
- infrared
- alarm
- 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
- 239000013049 sediment Substances 0.000 claims 3
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
- Emergency Alarm Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986144023U JPH055454Y2 (US20100012521A1-20100121-C00001.png) | 1986-09-22 | 1986-09-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986144023U JPH055454Y2 (US20100012521A1-20100121-C00001.png) | 1986-09-22 | 1986-09-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6351218U true JPS6351218U (US20100012521A1-20100121-C00001.png) | 1988-04-06 |
| JPH055454Y2 JPH055454Y2 (US20100012521A1-20100121-C00001.png) | 1993-02-12 |
Family
ID=31054251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986144023U Expired - Lifetime JPH055454Y2 (US20100012521A1-20100121-C00001.png) | 1986-09-22 | 1986-09-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH055454Y2 (US20100012521A1-20100121-C00001.png) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009052215A (ja) * | 2007-08-23 | 2009-03-12 | Hokuriku Regional Development Bureau Ministry Land Infrastructure & Transport | 土石流堰止構造体築造箇所における安全確保方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52105837U (US20100012521A1-20100121-C00001.png) * | 1976-02-03 | 1977-08-11 | ||
| JPS56157862A (en) * | 1980-05-09 | 1981-12-05 | Omron Tateisi Electronics Co | Natural disaster detector |
| JPS60230329A (ja) * | 1984-04-27 | 1985-11-15 | オプテツクス株式会社 | 赤外線式光電スイツチ |
-
1986
- 1986-09-22 JP JP1986144023U patent/JPH055454Y2/ja not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52105837U (US20100012521A1-20100121-C00001.png) * | 1976-02-03 | 1977-08-11 | ||
| JPS56157862A (en) * | 1980-05-09 | 1981-12-05 | Omron Tateisi Electronics Co | Natural disaster detector |
| JPS60230329A (ja) * | 1984-04-27 | 1985-11-15 | オプテツクス株式会社 | 赤外線式光電スイツチ |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009052215A (ja) * | 2007-08-23 | 2009-03-12 | Hokuriku Regional Development Bureau Ministry Land Infrastructure & Transport | 土石流堰止構造体築造箇所における安全確保方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH055454Y2 (US20100012521A1-20100121-C00001.png) | 1993-02-12 |
