发明名称 Energy absorption apparatus
摘要 Energy-absorption apparatus for truck docks constructed and arranged to withstand impact of semi-trailers backing into a truck dock without damage to the dock over a long period of time. The apparatus of the invention includes a plurality of spring steel leaves disposed in dependent relation from a point above the level of the dock to a point below the dock level so as to accommodate truck trailers of varying heights.
申请公布号 US4307876(A) 申请公布日期 1981.12.29
申请号 US19790038701 申请日期 1979.05.14
申请人 CLEAVES, THOMAS E. 发明人 CLEAVES, THOMAS E.
分类号 B65G69/00;E01F15/14;F16F1/26;(IPC1-7):F16F1/26;E02B3/22 主分类号 B65G69/00
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