Self-propelled welding machine for butt welding pipes

Abstract

A self-propelled welding machine for butt welding pipes, comprising a chassis having a traction means which allows its movement along a direction of travel; the chassis supports a welding apparatus comprising a first clamping unit and a second clamping unit, adapted to respectively engage a first tubular element and a second tubular element to be joined by welding; a device for milling the ends of the first and second tubular elements and a heating plate for welding the ends are associated or associable with the welding apparatus; the particularity of the self-propelled welding machine resides in that it comprises at least one first blade associated with a first end of the chassis; the first blade is arranged transversely with respect to the direction of travel and is movable with respect to the chassis.

Dependencies are inferred from the claim text.