JPS6339819Y2 - - Google Patents
Info
- Publication number
- JPS6339819Y2 JPS6339819Y2 JP13438381U JP13438381U JPS6339819Y2 JP S6339819 Y2 JPS6339819 Y2 JP S6339819Y2 JP 13438381 U JP13438381 U JP 13438381U JP 13438381 U JP13438381 U JP 13438381U JP S6339819 Y2 JPS6339819 Y2 JP S6339819Y2
- Authority
- JP
- Japan
- Prior art keywords
- bell
- transistor
- diode
- lines
- switch circuit
- 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
- 238000012544 monitoring process Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Landscapes
- Alarm Systems (AREA)
- Fire Alarms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13438381U JPS5839695U (ja) | 1981-09-11 | 1981-09-11 | 火災報知機用ベル鳴動制御装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13438381U JPS5839695U (ja) | 1981-09-11 | 1981-09-11 | 火災報知機用ベル鳴動制御装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5839695U JPS5839695U (ja) | 1983-03-15 |
| JPS6339819Y2 true JPS6339819Y2 (en:Method) | 1988-10-19 |
Family
ID=29927812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13438381U Granted JPS5839695U (ja) | 1981-09-11 | 1981-09-11 | 火災報知機用ベル鳴動制御装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5839695U (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60106445A (ja) * | 1983-11-12 | 1985-06-11 | 有限会社中西歯科器械製作所 | 歯科用エア−タ−ビンハンドピ−スにおける注油装置 |
-
1981
- 1981-09-11 JP JP13438381U patent/JPS5839695U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5839695U (ja) | 1983-03-15 |
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