发明名称 |
Automobile burglary detecting circuit |
摘要 |
An automobile burglary detecting circuit for use with an automobile electrical system having an electrical accessory activated by a switch. The detecting circuit also includes a signal generator for imposing an oscillating signal on the electrical system, and a signal detector which detects the signal from the system. An alternative embodiment includes a further signal generator which is responsive to the signal detector, and which imposes a second oscillating signal on the electrical system. The second oscillating signal is detected by a filter which activates an alarm. |
申请公布号 |
US4777468(A) |
申请公布日期 |
1988.10.11 |
申请号 |
US19860911873 |
申请日期 |
1986.09.26 |
申请人 |
RICH & EZER, A LAW CORPORATION |
发明人 |
EUSTACHE, DOMINIQUE;SOUM, RENE;GRANEL, PIERRE;RICH, RICHARD |
分类号 |
B60R25/10;(IPC1-7):B60R25/00 |
主分类号 |
B60R25/10 |
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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