Though the lever 19 pushes the cut sheet down, the cut sheet can be safely guided and transferred to {HEAD ~ the driving rollers} 12 and 13 by {TAIL ~ the lower guide piece} 17 
by
Though the lever 19 pushes the cut sheet down , the cut sheet can be safely guided and transferred to { HEAD ~ the driving rollers } 12 and 13 by { TAIL ~ the lower guide piece } 17
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH