Hybrid laser and arc process for welding workpieces

摘要

PCT No. PCT/DE95/00965 Sec. 371 Date Jun. 5, 1997 Sec. 102(e) Date Jun. 5, 1997 PCT Filed Jul. 22, 1995 PCT Pub. No. WO96/09135 PCT Pub. Date Mar. 28, 1996A welding process in which laser radiation is trained on the seam area formed between two sheet-metal workpieces, one of which has an edge projecting above the other. In addition, the arc is guided along this edge to melt the edge and contribute molten metal to the pool formed by the laser.