Patent ID: 6380515
Filing Date: 2002-04-30
Classification: B23K

Abstract:
Assembly for welding a weldment, comprising:welding wire supply means (4,5) for supplying welding wire (6); gas supply means (2) for supplying gas; a voltage source (1) for applying electrical voltage between the welding wire (6) and the weldment; pumping means (11) for exhausting substances inconvenient to the welder; device (9) for performing welding operations comprising: a core member (16) in which can be guided the welding wire (6) connectable to voltage source (1); an extraction member (7) connectible to the pumping means (11); a gas supply member (13) for supplying gas from the gas supply means (2); characterized in that the extraction member (7) is arranged on the outside of the core member (16) and the gas supply member (13) is arranged on the outside of the extraction member (7).