According to a first embodiment of the invention {HEAD ~ a welding machine} includes {TAIL ~ a power source} and a wire feeder 
includes
According to a first embodiment of the invention { HEAD ~ a welding machine } includes { TAIL ~ a power source } and a wire feeder
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH