Patent ID: 8269143

Claim:
A welding system comprising: a power source constructed to generate a power signal suitable for welding; a torch coupled connected to the power source for receiving the power signal during a welding operation; a wire feeder constructed to deliver a consumable weld wire to the torch; a controller disposed in the torch and coupled to the wire feeder and constructed to adjust a wire feed speed, wherein the controller includes a rotary stem to vary the wire feed speed and an annular portion disposed about the rotary stem; and wherein the rotary stem comprises a flat side; a dial mounted on the rotary stem of the controller at least by an anti-rotation feature, the dial configured to move in rotation with the rotary stem but not axially during operation; wherein the anti-rotation feature comprises a matching flat side of the dial that engages the flat side of the rotary stem and a set screw that engages the flat side of the rotary stem; a sleeve disposed between the annular stationary portion of the controller and the dial; and a damper disposed between the sleeve and the dial, wherein the damper is configured to engage the dial and to dampen rotation of the dial and the rotary stem during adjustment.