{TAIL ~ A gear} 42 is mounted on {HEAD ~ shaft} 39 and meshes with a gear 43 mounted on the shaft 46 of a driving motor 44 
{ TAIL ~ A gear } 42 is mounted on { HEAD ~ shaft } 39 and meshes with a gear 43 mounted on the shaft 46 of a driving motor 44
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH