means for moving {TAIL ~ said carriage} in the machine direction in {HEAD ~ response} to movement of said strip, 
means for moving { TAIL ~ said carriage } in the machine direction in { HEAD ~ response } to movement of said strip ,
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH