发明名称 Collapsible and removable barricade post assembly
摘要 A removable and collapsible barricade post assembly for the restriction of vehicular traffic. The barricade post assembly has a novel base assembly that allow the post assembly to be removed from its mounting bracket which is normally permanently affixed to the ground. Alternatively, the post assembly can remain attached to its mounting bracket while being lowered to allow the passage of vehicular traffic. The barricade post assembly has a number of security features to restrict the unauthorized removal or collapsing of the barricade post. A cover assembly to enhance security and to provide weather protection for the barricade post assembly is also described.
申请公布号 US5895169(A) 申请公布日期 1999.04.20
申请号 US19970783694 申请日期 1997.01.14
申请人 HOLM, CARL DAVID 发明人 HOLM, CARL D.;ANDERSON, KYLE
分类号 E01F9/011;E01F13/08;(IPC1-7):E01F9/019;E01F9/013 主分类号 E01F9/011
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