发明名称 VARIABLE RAMP ASSEMBLIES AND SYSTEM THEREFOR
摘要 A variable stackable ramp system for forming ramp assemblies for providing challenging obstacle courses including ones for aerial lift for sport jumping with skateboards, inline skates, bicycles and the like. The ramp system includes ramp modules of at least two different configurations with one being an inclined ramp module having an inclined upper riding or support surface and a straight ramp module having a generally horizontal straight upper riding or support surface. The ramp modules are adapted to be interconnected horizontally and vertically in a variety of orientations to provide ramp assemblies of selectively different overall configurations.
申请公布号 WO2005009554(A3) 申请公布日期 2005.05.19
申请号 WO2004US19733 申请日期 2004.06.21
申请人 LAND WAVE PRODUCTS, INC. 发明人 MARKO, NEIL, L.;HEITMEYER, CHARLES, A.
分类号 A63C19/10;E01C13/00;(IPC1-7):E04H1/00 主分类号 A63C19/10
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