| 摘要 |
<p>Box with inner space (1) surrounded by walls and separated from the support surface (11) by a bottom. Said bottom is traversed by at least one attachment (10) secured to the support surface. The attachment is comprised of at least one screw (43) projecting through a hole (42) made in the bottom up to the internal space wherein the screw is provided with a corresponding nut (51).</p> |
