| 摘要 |
<p>A flash welder, particularly adaptable for welding two metal sheets of unequal thickness. The invention incorporates means for automatically aligning the horizontal centers of the mating edges of two sheets of unequal thickness within close tolerances, without requiring any manual operation on the part of an operator. The invention also enables optimum welding of two metal sheets that have cross-sections which vary from side edge to side edge.</p> |
