JPS643995U - - Google Patents
Info
- Publication number
- JPS643995U JPS643995U JP9793987U JP9793987U JPS643995U JP S643995 U JPS643995 U JP S643995U JP 9793987 U JP9793987 U JP 9793987U JP 9793987 U JP9793987 U JP 9793987U JP S643995 U JPS643995 U JP S643995U
- Authority
- JP
- Japan
- Prior art keywords
- test signal
- sensor base
- main body
- sensor
- test
- 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
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Landscapes
- Fire Alarms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9793987U JPS643995U (el) | 1987-06-26 | 1987-06-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9793987U JPS643995U (el) | 1987-06-26 | 1987-06-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS643995U true JPS643995U (el) | 1989-01-11 |
Family
ID=31323762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9793987U Pending JPS643995U (el) | 1987-06-26 | 1987-06-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS643995U (el) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0546879A (ja) * | 1991-08-08 | 1993-02-26 | Nohmi Bosai Ltd | 輻射式火災感知器 |
| JPH05303699A (ja) * | 1991-07-18 | 1993-11-16 | Nohmi Bosai Ltd | 輻射式火災感知器 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5785191A (en) * | 1980-11-14 | 1982-05-27 | Matsushita Electric Works Ltd | Sensor |
| JPS57172495A (en) * | 1981-04-15 | 1982-10-23 | Nittan Co Ltd | Select test circuit for fire sensor, etc. |
-
1987
- 1987-06-26 JP JP9793987U patent/JPS643995U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5785191A (en) * | 1980-11-14 | 1982-05-27 | Matsushita Electric Works Ltd | Sensor |
| JPS57172495A (en) * | 1981-04-15 | 1982-10-23 | Nittan Co Ltd | Select test circuit for fire sensor, etc. |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05303699A (ja) * | 1991-07-18 | 1993-11-16 | Nohmi Bosai Ltd | 輻射式火災感知器 |
| JPH0546879A (ja) * | 1991-08-08 | 1993-02-26 | Nohmi Bosai Ltd | 輻射式火災感知器 |
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