JPS6347990Y2 - - Google Patents
Info
- Publication number
- JPS6347990Y2 JPS6347990Y2 JP7067182U JP7067182U JPS6347990Y2 JP S6347990 Y2 JPS6347990 Y2 JP S6347990Y2 JP 7067182 U JP7067182 U JP 7067182U JP 7067182 U JP7067182 U JP 7067182U JP S6347990 Y2 JPS6347990 Y2 JP S6347990Y2
- Authority
- JP
- Japan
- Prior art keywords
- alarm
- voltage
- output
- circuit
- resistor
- 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
- 230000002401 inhibitory effect Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 description 10
- 238000012544 monitoring process Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
Landscapes
- Fire Alarms (AREA)
- Fire-Detection Mechanisms (AREA)
- Alarm Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7067182U JPS58174793U (ja) | 1982-05-17 | 1982-05-17 | 火災警報装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7067182U JPS58174793U (ja) | 1982-05-17 | 1982-05-17 | 火災警報装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58174793U JPS58174793U (ja) | 1983-11-22 |
| JPS6347990Y2 true JPS6347990Y2 (zh) | 1988-12-09 |
Family
ID=30080328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7067182U Granted JPS58174793U (ja) | 1982-05-17 | 1982-05-17 | 火災警報装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58174793U (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4562056B2 (ja) * | 2001-02-15 | 2010-10-13 | ホーチキ株式会社 | トンネル防災設備 |
-
1982
- 1982-05-17 JP JP7067182U patent/JPS58174793U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58174793U (ja) | 1983-11-22 |
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