发明名称 Antenna system for use in agricultural fields or other work areas
摘要 An antenna system for use in an agricultural field or work area comprises a base having an upper side and a lower side opposite the upper side. A stake extends from the lower side. The stake is capable of mounting into the ground. A spring extends from the upper side of the base. A mast above the base is movably, resiliently mounted to the base by the spring. A lateral dielectric guard is mounted at or the near a top of the mast. An antenna is associated with the top of the mast, the antenna coupled to a transmission line that is secured to or by the mast.
申请公布号 US8698695(B2) 申请公布日期 2014.04.15
申请号 US201113192787 申请日期 2011.07.28
申请人 WYCKOFF JAN M.;ELLIS VICKIE L.;TRAPKUS CHRISTOPHER A.;DEERE & COMPANY 发明人 WYCKOFF JAN M.;ELLIS VICKIE L.;TRAPKUS CHRISTOPHER A.
分类号 H01Q1/12 主分类号 H01Q1/12
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