| 摘要 |
<p>A waterproof floor panel (10) fastening system, accessible from above in which floor panels (10) have spaced upper and lower plates (12, 14), the panels being waterproof and being secured on support structure (74) thereunder. There are fastening assemblies securing the panels to the support structure and extending into openings through the upper and lower plates (12, 14) and supporting honeycomb (16) therebetween. Each assembly has an upwardly opening first cup (48), having a central hole (52) in its bottom and having a fastening bolt (60) extending therethrough. An upper second cup (100) is fitted in the opening of the first cup, the second cup or cap having a central portion forming a transverse wall or web (98), spaced above the bolt head. A hardened seal (96) extends across and above the transverse wall or web of the upper cup and forms a seal across the opening of the upwardly open first cup (48).</p> |
