发明名称 Traffic delineator
摘要 A moveable device used for delineating traffic lanes, adapted to be selectively placed into permanent dug holes for channeling vehicular traffic. The device comprises a bendable tubular post of polyethylene fastened to a rigid conical base. The base has a downward circular anchoring extension which can be inserted into a dug hole. The base has a very low above-ground profile and can be impacted by high speed vehicles without being damaged or pulled off the ground.
申请公布号 US4240766(A) 申请公布日期 1980.12.23
申请号 US19790009664 申请日期 1979.02.05
申请人 HALSEY, DAVE R;SMITH, WILLIAM P 发明人 HALSEY, DAVE R;SMITH, WILLIAM P
分类号 E01F9/013;E01F9/017;E01F9/093;(IPC1-7):E01F9/00 主分类号 E01F9/013
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