发明名称 Retaining wall block system
摘要 A retaining wall is formed by plastic wall blocks having fingers for extending through apertures in an end portion of a grid-like sheet of material. The remainder of the grid-like sheet of material extends rearwardly to reinforce the fill behind the retaining wall formed from a plurality of courses of the wall blocks. A curved lip at the edge of one side of each block engages a recess located on a juxtaposed side of an adjacent block. Hooks extending from a bottom member of each block engage a top member of a lower block in stacked courses of blocks. The blocks are made of a one-piece or two-piece construction. In the two piece construction, the front member is secured or securable to the remainder of the block to provide retaining walls of aesthetically different configurations.
申请公布号 US5568999(A) 申请公布日期 1996.10.29
申请号 US19950416074 申请日期 1995.04.03
申请人 THE TENSAR CORPORATION 发明人 EGAN, PHILIP D.;SPECHT, PAUL
分类号 E02D29/02;(IPC1-7):E02D5/00 主分类号 E02D29/02
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