JPH0438274Y2 - - Google Patents
Info
- Publication number
- JPH0438274Y2 JPH0438274Y2 JP4184586U JP4184586U JPH0438274Y2 JP H0438274 Y2 JPH0438274 Y2 JP H0438274Y2 JP 4184586 U JP4184586 U JP 4184586U JP 4184586 U JP4184586 U JP 4184586U JP H0438274 Y2 JPH0438274 Y2 JP H0438274Y2
- Authority
- JP
- Japan
- Prior art keywords
- tube
- sampling tube
- smoke
- air
- small holes
- 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
- 239000000779 smoke Substances 0.000 claims description 27
- 238000005070 sampling Methods 0.000 claims description 19
- 238000009423 ventilation Methods 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 10
- 238000010586 diagram Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4184586U JPH0438274Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-03-24 | 1986-03-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4184586U JPH0438274Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-03-24 | 1986-03-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62153558U JPS62153558U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-09-29 |
| JPH0438274Y2 true JPH0438274Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-09-08 |
Family
ID=30857213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4184586U Expired JPH0438274Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-03-24 | 1986-03-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0438274Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1986
- 1986-03-24 JP JP4184586U patent/JPH0438274Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62153558U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-09-29 |
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