JPS6132480Y2 - - Google Patents
Info
- Publication number
- JPS6132480Y2 JPS6132480Y2 JP1977084479U JP8447977U JPS6132480Y2 JP S6132480 Y2 JPS6132480 Y2 JP S6132480Y2 JP 1977084479 U JP1977084479 U JP 1977084479U JP 8447977 U JP8447977 U JP 8447977U JP S6132480 Y2 JPS6132480 Y2 JP S6132480Y2
- Authority
- JP
- Japan
- Prior art keywords
- light
- dark box
- light source
- smoke detector
- receiver
- 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 21
- 230000003287 optical effect Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000007591 painting process Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1977084479U JPS6132480Y2 (de) | 1977-06-27 | 1977-06-27 | |
| US05/918,098 US4216377A (en) | 1977-06-27 | 1978-06-22 | Light scattering smoke detector |
| CA306,211A CA1101963A (en) | 1977-06-27 | 1978-06-26 | Light scattering smoke detector |
| GB7828075A GB2000282B (en) | 1977-06-27 | 1978-06-27 | Improvements in or relating to a light scattering smoke detector |
| DE2828190A DE2828190B2 (de) | 1977-06-27 | 1978-06-27 | Streulicht-Rauchfühler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1977084479U JPS6132480Y2 (de) | 1977-06-27 | 1977-06-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5412387U JPS5412387U (de) | 1979-01-26 |
| JPS6132480Y2 true JPS6132480Y2 (de) | 1986-09-20 |
Family
ID=29007210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1977084479U Expired JPS6132480Y2 (de) | 1977-06-27 | 1977-06-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6132480Y2 (de) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5153889A (de) * | 1974-09-09 | 1976-05-12 | Commw Scient Ind Res Org | |
| JPS5229274A (en) * | 1975-08-29 | 1977-03-04 | Matsushita Electric Works Ltd | Light scattering type smoke detector |
-
1977
- 1977-06-27 JP JP1977084479U patent/JPS6132480Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5153889A (de) * | 1974-09-09 | 1976-05-12 | Commw Scient Ind Res Org | |
| JPS5229274A (en) * | 1975-08-29 | 1977-03-04 | Matsushita Electric Works Ltd | Light scattering type smoke detector |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5412387U (de) | 1979-01-26 |
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