| 摘要 |
The invention consists in incorporating new elements and mechanisms which, while maintaining security, allow an easier assembly, thus economizing labour expenses. It namely incorporates one only panel (1), (4) or (5) based on a profile with assembly elements (10) and (11) and, at least, one housing in "U" shape (2) for fixing means constituted by flat irons (20), (21) or (22) and of the part (15), besides alternative fixing means for the upper area of the upper panel, constituted by a part (30) and a flat iron (27). It also has reinforcing billets (34) and it links with its ends in a spear point shape (35) to ensure linking between panels (1), (4) or (5). |
