发明名称 Helicopter electronic system for detecting electric power lines during landing
摘要 The invention is an electronic system for warning helicopter pilots of the presence of electric power lines during landing. The system detects electromagnetic fields created by electricity flowing through the power lines. When the helicopter is closer than a predetermined distance from the power line, visual and audio alarms alert the pilot of the danger. When the helicopter is a safe distance from the power line, the alarms reset.
申请公布号 US5859597(A) 申请公布日期 1999.01.12
申请号 US19970964621 申请日期 1997.11.05
申请人 CORNELIO, C. JOSEPH;CROCKER, KENNETH NEVIN 发明人 CORNELIO, C. JOSEPH;CROCKER, KENNETH NEVIN
分类号 G01R29/08;(IPC1-7):G08B21/00 主分类号 G01R29/08
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