| 摘要 |
A composite panel (1) for raised floors is disclosed, which comprises a core (3) bonded on its top to a tile (2) of stony material and bonded on its bottom to a base (4) of metallic material, and is characterized in that the stony material tile (2) has a bottom surface (7) comprising a peripheral portion (7a) and a central portion, and has a perimetrical recess formed at the bottom surface (7), in that the core (3) is bonded to the stony material tile (2) through the central portion of the bottom surface (7), and in that the base (4) of metallic material consists of a metallic sheet having upturend edges (8) to form a tray (13) that is bonded to the core (3), the end portions (8a) of the upturned edges (8) being folded up to bond the stony material tile (2) at the peripheral portion (7a) of its bottom surface (7) and in the perimetrical recess. <IMAGE> |
