发明名称 Flooring
摘要 A flooring member comprising a top, a bottom, a first edge, a second edge, a tongue member configured to be received within a groove member of an adjacent flooring member, the tongue member extending generally perpendicular from the first edge and having a top surface and a bottom surface, the tongue member top surface is inclined away from the flooring member top at a first angle, the tongue member bottom surface is inclined toward said flooring member top at a second angle, the second angle being less than the first angle so that a gap resistant interconnection of the tongue within a groove of an adjacent flooring member is achieved.
申请公布号 US6581351(B2) 申请公布日期 2003.06.24
申请号 US20010846336 申请日期 2001.05.02
申请人 DEVIVI DAVID C. 发明人 DEVIVI DAVID C.
分类号 E04F15/04;(IPC1-7):E04B2/08 主分类号 E04F15/04
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