| 发明名称 |
LATCHING ALARM SMOKE DETECTOR |
| 摘要 |
<p>An optical smoke detector with a clock pulsed light source and photodiodes responding to smoke scattered light includes an alarm initiating logic circuit which delays the initiating of alarm while several samplings of smoke are sensed and then latches the logic circuit in alarm condition.</p> |
| 申请公布号 |
CA1107839(A) |
申请公布日期 |
1981.08.25 |
| 申请号 |
CA19780315140 |
申请日期 |
1978.10.31 |
| 申请人 |
AMERICAN DISTRICT TELEGRAPH COMPANY INC. |
发明人 |
COOPER, GLENN F.;ENEMARK, ROBERT B. |
| 分类号 |
G08B17/00;G08B17/10;G08B17/103;G08B17/107;G08B25/00;G08B29/18;(IPC1-7):08B17/10 |
主分类号 |
G08B17/00 |
| 代理机构 |
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代理人 |
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