发明名称 Paving tile mfg. process - involves making holes for fixtures, mfg. circular ribbed plastic cover plate with fixtures, adhesion of plate and tile with binder
摘要 <p>The production method is for a tile with a fitted rubber or plastic cover plate. The plate (1) has one or more ribs (15,15', 15") on the side facing the tile, and tile and plate enclose an air cavity. The process involves the making of holes for fixture points, the manufacture of a cover plate (1) with integral fixtures (2-5), the filling partially of the holes with a binder. The cover plate is then positioned on the tile, and the binder is allowed to harden.</p>
申请公布号 NL8006876(A) 申请公布日期 1981.03.31
申请号 NL19800006876 申请日期 1980.12.18
申请人 BROOS B.V. TE ETTEN-LEUR. 发明人
分类号 E01C5/22;E01C13/04;E04F15/10;(IPC1-7):01C5/22 主分类号 E01C5/22
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