Welding electrode

摘要

The invention relates to a welding electrode. The invention is characterised by a preferably rotational roller (1) or the like around which a welding electrode wire (2) runs, the working region (4) of the electrode being formed by the region of the wire, or part of the said region, which rests against the roller (1) and it being possible to advance the wire (2) in the longitudinal direction of the wire. <IMAGE>