发明名称 Mounting base for highway markers
摘要 An improved apparatus for attaching a flexible marker shaft to a roadway. The flexible lower part of the marker shaft slides over a mandrel, and into a maker shaft cavity. Locking wedges are positioned in the cavity to surround and support the flexible marker support shaft in the cavity. A locking pin passes through a locking pin hole and locks the wedges and the marker shaft into the marker shaft cavity.
申请公布号 US5197819(A) 申请公布日期 1993.03.30
申请号 US19910744384 申请日期 1991.08.31
申请人 FLEXSTAKE, INC. 发明人 HUGHES, ROBERT K.
分类号 E01F9/011;E01F9/012 主分类号 E01F9/011
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