US Patent 9266181 Head assembly for multi-wire submerged arc welding (SAW)

The invention described herein generally pertains to a welding device that deposits a material onto a workpiece, the welding device having with an electrode head and a contact assembly coupled thereto. The contact assembly can include a rectangular-shaped first contact bar and a rectangular-shaped second contact bar that can be affixed to one another with an assembly connective means in order to encase a plurality of electrodes therebetween. The second contact bar can include a set of grooves in which each groove can correspond to an electrode to provide guidance during a welding procedure.