| 摘要 |
PCT No. PCT/SE96/01721 Sec. 371 Date Jun. 22, 1998 Sec. 102(e) Date Jun. 22, 1998 PCT Filed Dec. 20, 1996 PCT Pub. No. WO97/23324 PCT Pub. Date Jul. 3, 1997In a method for automatic multi-layer welding of a joint formed by two joint surfaces according to which method the contour of the joint in a number of cross-sections is established by means of a sensor emitting signals representative of the contour of the current cross-section of the joint. After evaluation, said signals control the deposition of the weld beads by means of a continuously fed electrode which is directed towards a welding zone in the joint. |
