JPH02123690U - - Google Patents
Info
- Publication number
- JPH02123690U JPH02123690U JP3264289U JP3264289U JPH02123690U JP H02123690 U JPH02123690 U JP H02123690U JP 3264289 U JP3264289 U JP 3264289U JP 3264289 U JP3264289 U JP 3264289U JP H02123690 U JPH02123690 U JP H02123690U
- Authority
- JP
- Japan
- Prior art keywords
- smoke
- sensitivity type
- cover
- hides
- covered
- 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.)
- Pending
Links
- 239000000779 smoke Substances 0.000 claims description 5
- 241000238631 Hexapoda Species 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims description 2
- 230000035945 sensitivity Effects 0.000 claims 2
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3264289U JPH02123690U (zh) | 1989-03-24 | 1989-03-24 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3264289U JPH02123690U (zh) | 1989-03-24 | 1989-03-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02123690U true JPH02123690U (zh) | 1990-10-11 |
Family
ID=31259192
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3264289U Pending JPH02123690U (zh) | 1989-03-24 | 1989-03-24 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02123690U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04108292U (ja) * | 1991-02-25 | 1992-09-18 | 松下電工株式会社 | 光電式煙感知器 |
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1989
- 1989-03-24 JP JP3264289U patent/JPH02123690U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04108292U (ja) * | 1991-02-25 | 1992-09-18 | 松下電工株式会社 | 光電式煙感知器 |