LASER COMPLEX FOR WELDING PIPELINES Russian patent published in 2001 - IPC

FIELD: welding equipment, possibly laying off different- designation pipelines in field conditions. SUBSTANCE: autonomous power plant, control system, holder with pipes designed for welding up, powerful technological laser are arranged on platform. Welding head is autonomous one, it has rotary mirror, focusing lens, device for gas shielding of seam, movable wheeled apparatus, bottle with shield gas and local control system. Control system of technological laser and local control system of welding head are optically connected by means of additional low-power lasers with use of control wave length. EFFECT: enhanced operational reliability, simplified design of complex, enhanced quality of welded joints. 7 cl, 2 dwg