JPS6339830Y2 - - Google Patents
Info
- Publication number
- JPS6339830Y2 JPS6339830Y2 JP5175682U JP5175682U JPS6339830Y2 JP S6339830 Y2 JPS6339830 Y2 JP S6339830Y2 JP 5175682 U JP5175682 U JP 5175682U JP 5175682 U JP5175682 U JP 5175682U JP S6339830 Y2 JPS6339830 Y2 JP S6339830Y2
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical fiber
- metal fitting
- magnetic metal
- heat
- 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
Links
- 239000013307 optical fiber Substances 0.000 claims description 31
- 239000002184 metal Substances 0.000 claims description 27
- 229910052751 metal Inorganic materials 0.000 claims description 27
- 238000011084 recovery Methods 0.000 description 8
- 238000012790 confirmation Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5175682U JPS58155093U (ja) | 1982-04-09 | 1982-04-09 | 熱式火災感知器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5175682U JPS58155093U (ja) | 1982-04-09 | 1982-04-09 | 熱式火災感知器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58155093U JPS58155093U (ja) | 1983-10-17 |
| JPS6339830Y2 true JPS6339830Y2 (enrdf_load_stackoverflow) | 1988-10-19 |
Family
ID=30062467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5175682U Granted JPS58155093U (ja) | 1982-04-09 | 1982-04-09 | 熱式火災感知器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58155093U (enrdf_load_stackoverflow) |
-
1982
- 1982-04-09 JP JP5175682U patent/JPS58155093U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58155093U (ja) | 1983-10-17 |
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