| 摘要 |
<p>A vehicle body is described in which the body side (3) is fixed to the roof panel (2) by an upper U-shaped portion thereof which is engaged, in line with the roof panel (2), with a downwardly directed rib which laterally delimits the roof panel (2); the U-shaped portion is fixed to the lower edge of the roof panel rib (4) by spot welds and to a connection portion between the rib (4) and roof panel (2) by a continuous weld seam formed in correspondence with the upper edge of the U-shaped portion, which is bent downwards and abuts against said roof panel rib (4); this weld seam is obtained by focusing a laser beam, in such a manner as to join the roof panel (2) and body side (3) together from the outside, substantially without discontinuity.</p> |
