JPH0613481Y2 - 煙感知器 - Google Patents
煙感知器Info
- Publication number
- JPH0613481Y2 JPH0613481Y2 JP1987160398U JP16039887U JPH0613481Y2 JP H0613481 Y2 JPH0613481 Y2 JP H0613481Y2 JP 1987160398 U JP1987160398 U JP 1987160398U JP 16039887 U JP16039887 U JP 16039887U JP H0613481 Y2 JPH0613481 Y2 JP H0613481Y2
- Authority
- JP
- Japan
- Prior art keywords
- light
- smoke
- inner chamber
- box
- 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 - Lifetime
Links
- 239000000779 smoke Substances 0.000 title claims description 100
- 238000001514 detection method Methods 0.000 claims description 17
- 230000002093 peripheral effect Effects 0.000 description 26
- 230000001154 acute effect Effects 0.000 description 14
- 238000005192 partition Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 230000002238 attenuated effect Effects 0.000 description 3
- 230000007257 malfunction Effects 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 2
- 241000872198 Serjania polyphylla Species 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987160398U JPH0613481Y2 (ja) | 1987-10-20 | 1987-10-20 | 煙感知器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987160398U JPH0613481Y2 (ja) | 1987-10-20 | 1987-10-20 | 煙感知器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0166058U JPH0166058U (en]) | 1989-04-27 |
JPH0613481Y2 true JPH0613481Y2 (ja) | 1994-04-06 |
Family
ID=31442429
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987160398U Expired - Lifetime JPH0613481Y2 (ja) | 1987-10-20 | 1987-10-20 | 煙感知器 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0613481Y2 (en]) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH079395B2 (ja) * | 1990-06-12 | 1995-02-01 | 明星電気株式会社 | 視程測定方式 |
JP5588854B2 (ja) * | 2010-12-24 | 2014-09-10 | 北勢商事株式会社 | 資源ゴミ回収ボックス |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6033515Y2 (ja) * | 1981-11-18 | 1985-10-05 | ヤマト消火器株式会社 | 煙感知器 |
JPS5945697U (ja) * | 1982-09-14 | 1984-03-26 | ニツタン株式会社 | 煙感知器の防虫網 |
-
1987
- 1987-10-20 JP JP1987160398U patent/JPH0613481Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0166058U (en]) | 1989-04-27 |
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