发明名称 Vehicle antenna
摘要 A vehicle antenna rod has a ball at its lower end mounted for universal pivoting movement on a base. The ball is retained on the base by a cap through which the antenna rod extends. The cap is freely rotatable in a horizontal plane on the base and has a plurality of circumferentially spaced slots extending down from its upper end for enabling the antenna rod to swivel to a generally horizontal position closely adjacent the support surface on which the base is mounted.
申请公布号 US4243989(A) 申请公布日期 1981.01.06
申请号 US19790088831 申请日期 1979.10.29
申请人 PIPER, BERT WILLIAM 发明人 PIPER, BERT W.
分类号 H01Q1/08;(IPC1-7):H01Q1/20;H01Q1/32 主分类号 H01Q1/08
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