| 摘要 |
<p>An apparatus for welding sheet material (2) to containers (3) that are to be sealed comprising welding means (8) suitable for welding said sheet material (2) to an edge zone (3b) of each container (3), and heating means (22) suitable for heating said sheet material (2), said heating means (22) being provided in a portion (19) of said apparatus that is different from said welding means (8). <IMAGE></p> |
