JPH038748Y2 - - Google Patents
Info
- Publication number
- JPH038748Y2 JPH038748Y2 JP9107785U JP9107785U JPH038748Y2 JP H038748 Y2 JPH038748 Y2 JP H038748Y2 JP 9107785 U JP9107785 U JP 9107785U JP 9107785 U JP9107785 U JP 9107785U JP H038748 Y2 JPH038748 Y2 JP H038748Y2
- Authority
- JP
- Japan
- Prior art keywords
- smoke
- membrane
- membrane structure
- light
- side wall
- 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
- 239000012528 membrane Substances 0.000 claims description 27
- 239000000779 smoke Substances 0.000 claims description 19
- 230000002265 prevention Effects 0.000 claims description 7
- 239000010409 thin film Substances 0.000 claims description 4
- 238000005086 pumping Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Landscapes
- Fire-Detection Mechanisms (AREA)
- Fire Alarms (AREA)
- Tents Or Canopies (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9107785U JPH038748Y2 (enrdf_load_stackoverflow) | 1985-06-17 | 1985-06-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9107785U JPH038748Y2 (enrdf_load_stackoverflow) | 1985-06-17 | 1985-06-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61206056U JPS61206056U (enrdf_load_stackoverflow) | 1986-12-26 |
| JPH038748Y2 true JPH038748Y2 (enrdf_load_stackoverflow) | 1991-03-05 |
Family
ID=30646650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9107785U Expired JPH038748Y2 (enrdf_load_stackoverflow) | 1985-06-17 | 1985-06-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH038748Y2 (enrdf_load_stackoverflow) |
-
1985
- 1985-06-17 JP JP9107785U patent/JPH038748Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61206056U (enrdf_load_stackoverflow) | 1986-12-26 |
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