发明名称 Structural modular interconnectable subsoil drainage cell
摘要 A structural module comprises a rigid cell including two substantially parallel planar members, each of which defines an ordered array of circular apertures with a series of columns disposed substantially normally to the two parallel surfaces retaining the two members in a fixed spaced relationship from each other. Male interlocking means which are integral with the module project from two adjacent side edges of the module. Female interlocking means are defined the other two adjacent side edges. The modules can be secured together in side edge to side edge relation, in which relationship the male locking means from a first module engage in a female locking means of a second module. The circular shape of the perimeter of the male locking member matches the size and shape of the apertures so that one module may also be inter-engaged with a second module with each male locking member of the one module projecting into one of the apertures of the second module in an interference type fit, with the first module oriented generally normally to the second module.
申请公布号 US6736569(B2) 申请公布日期 2004.05.18
申请号 US20020296844 申请日期 2002.11.26
申请人 LEE ALAN SIAN GHEE 发明人 LEE ALAN SIAN GHEE
分类号 E02B11/00;E02D31/06;(IPC1-7):E02B11/00 主分类号 E02B11/00
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