| 摘要 |
<p>The invention relates to a metal access door for dwellings, comprising a frame (1) and a door panel (2) made of two external metal faces (3) coated with a self-adhering polyvinyl chloride foil, which confine a polyurethanic core, the lateral sides of the two metal faces (3) being provided with the grooves (a) joining with the interlinking grooves (b) of two lateral edges (4), the grooves (b) of each lateral edge (4) being connected by a flat portion over which an aluminium platband (6) is mounted in such a way that, when the lateral edges are mounted on the metal faces (3), the packs consisting of the flat portions connecting the grooves (b) and the platband (6) do not exceed the plane of the door panel (2) on none of the lateral portions.</p> |
