Patent ID: 6737609
Filing Date: 2004-05-18
Classification: B23K

Abstract:
A welding device comprising:a) a casing; b) a power supply unit; c) a carriage for continuous delivery of filler wire; d) a conduit that carries filler wire to an outlet nozzle; e) at least one motor; f) first wire drive means, mechanically coupled to said at least one motor, for imparting reciprocating movement to filler wire that is carried in said conduit to said outlet nozzle; g) second wire drive means, mechanically coupled to said at least one motor, for imparting continuous movement to filler wire that is carried in said conduit to said outlet nozzle; and h) a single controller that is adapted to control said at least one motor to obtain desired kinematic characteristics of movement of filler wire that is carried to said outlet nozzle.