发明名称 Toy vehicle track segment
摘要 A toy vehicle track segment is disclosed. The toy vehicle track segment has a first end, a second end, an upper surface, and a plurality of nodes. The upper surface has a pair of parallel recessed rails extending from the first end to the second end. Each rail has an inner wall joined to an outer wall by a base surface. The plurality of nodes are located within at least one of the pair of rails. The nodes are provided for improving traction of a toy vehicle as it traverses along the upper surface. The nodes are located on the base surface and extend along a first direction transverse to the length of the upper surface.
申请公布号 US2003089789(A1) 申请公布日期 2003.05.15
申请号 US20010054074 申请日期 2001.11.13
申请人 ROTHKOPF RICHARD;TOHT DONALD E.;WEATHINGTON K. DALE;CHUAN CINDY LIN MING 发明人 ROTHKOPF RICHARD;TOHT DONALD E.;WEATHINGTON K. DALE;CHUAN CINDY LIN MING
分类号 A63H18/02;A63H19/30;(IPC1-7):E01B23/00 主分类号 A63H18/02
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