发明名称 |
OEVERVAKNINGSSYSTEM FOER ALARMTILLSTAOND. |
摘要 |
<p>The present invention relates to an emergency supervisory system which comprises a plurality of supervisory apparatus provided for respective supervisory regions and connected in parallel with each other to signal lines derived from a central signal station; and switching devices which are provided at positions for separate the supervisory apparatus from each other and adapted to be closed normally and opened upon detection of short-circuiting to separate the supervisory apparatus adjacent thereto from the lines, thereby to supervise an emergency such as a fire through one or both of the signal lines.</p> |
申请公布号 |
FI85630(B) |
申请公布日期 |
1992.01.31 |
申请号 |
FI19860003004 |
申请日期 |
1986.07.21 |
申请人 |
HOCHIKI KABUSHIKI KAISHA |
发明人 |
FURUYAMA, AKIRA;KURIMOTO, MITSUHIRO;KOJIMA, YOSHINORI;MATSUOKA, NAOYA;YUCHI, SADATAKA;FOURNIER, LOUIS;TSURU, HIROAKI |
分类号 |
G08B17/00;G08B25/04;H04Q9/00;(IPC1-7):G08B29/06 |
主分类号 |
G08B17/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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