Patent ID: 7230203
Filing Date: 2007-06-12
Classification: B23K

Abstract:
1. A protective cap for at least one contact tube ( 40 , 41 ) of a welding torch ( 10 ) each provided with a bore for guiding and contacting a respectively fed welding wire, which protective cap includes a housing ( 33 ) made of, or coated with, a poorly electrically conductive material and adapted to receive said contact tube ( 40 , 41 ), and a bore ( 31 , 32 ) provided therein to allow the exit of the welding wire ( 13 ), wherein at least one opening ( 29 , 30 ) for receiving at least one contact tube ( 40 , 41 ) is provided in the housing ( 33 ) and each opening ( 29 , 30 ) is connected with a respective bore ( 31 , 32 ) provided in the housing ( 33 ), and each bore ( 31 , 32 ) is arranged in a manner corresponding with the course of the welding wire ( 13 ) within the contact tube ( 40 , 41 ) in the installed state of the protective cap ( 27 ), so as to enable a respectively fed welding wire ( 13 ) to exit to a welding site through the bore of each contact tube ( 40 , 41 ) and each bore ( 31 , 32 ) of the protective cap ( 27 ), wherein at least two openings (