JPS6339829Y2 - - Google Patents
Info
- Publication number
- JPS6339829Y2 JPS6339829Y2 JP13399782U JP13399782U JPS6339829Y2 JP S6339829 Y2 JPS6339829 Y2 JP S6339829Y2 JP 13399782 U JP13399782 U JP 13399782U JP 13399782 U JP13399782 U JP 13399782U JP S6339829 Y2 JPS6339829 Y2 JP S6339829Y2
- Authority
- JP
- Japan
- Prior art keywords
- detection
- voltage
- fire
- sensitivity
- comparator
- 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
- 238000001514 detection method Methods 0.000 claims description 75
- 230000035945 sensitivity Effects 0.000 claims description 27
- 230000010355 oscillation Effects 0.000 description 25
- 239000000779 smoke Substances 0.000 description 20
- 238000010586 diagram Methods 0.000 description 4
- 230000001960 triggered effect Effects 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Fire-Detection Mechanisms (AREA)
- Fire Alarms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13399782U JPS5940994U (ja) | 1982-09-03 | 1982-09-03 | 多感度検出機能を有する火災報知設備の表示装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13399782U JPS5940994U (ja) | 1982-09-03 | 1982-09-03 | 多感度検出機能を有する火災報知設備の表示装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5940994U JPS5940994U (ja) | 1984-03-16 |
| JPS6339829Y2 true JPS6339829Y2 (xx) | 1988-10-19 |
Family
ID=30302065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13399782U Granted JPS5940994U (ja) | 1982-09-03 | 1982-09-03 | 多感度検出機能を有する火災報知設備の表示装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5940994U (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61133496A (ja) * | 1984-11-30 | 1986-06-20 | ホーチキ株式会社 | 異常検出器 |
| JPH0445112Y2 (xx) * | 1986-01-22 | 1992-10-23 | ||
| JP6936020B2 (ja) * | 2017-02-23 | 2021-09-15 | 能美防災株式会社 | 火災感知器 |
-
1982
- 1982-09-03 JP JP13399782U patent/JPS5940994U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5940994U (ja) | 1984-03-16 |
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