发明名称 Vehicle barrier device
摘要 A vehicle barrier device adapted to disable or destroy unauthorized vehicles attempting to proceed therepast. Includes a plurality of vehicle impaling prong members elevateable from a first position in the road surface to an elevated and vehicle impaling position together with a vehicle arresting cable adapted to engage vehicle superstructure.
申请公布号 US4669912(A) 申请公布日期 1987.06.02
申请号 US19850741808 申请日期 1985.06.06
申请人 TRUGLIO, RALPH 发明人 TRUGLIO, RALPH
分类号 E01F13/08;E01F13/12;(IPC1-7):E01F13/00 主分类号 E01F13/08
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