发明名称 Spring tunable helical whip antenna
摘要 A spring tunable antenna for mounting to the frame of a vehicle. The antenna includes a base adapted to be mounted on the vehicle, a flexible rod supported at its lower end in the base, and a low-resistance wire conductor wound helically around the rod. The conductor windings in the tip region of the rod are selectively movable, whereby the antenna may be tuned.
申请公布号 US4163981(A) 申请公布日期 1979.08.07
申请号 US19780890420 申请日期 1978.03.27
申请人 WILSON, THOMAS J 发明人 WILSON, THOMAS J
分类号 H01Q1/08;H01Q1/36;H01Q9/14;(IPC1-7):H01Q1/36;H01Q1/32 主分类号 H01Q1/08
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