In addition, when a tilting amount of the first hydraulic motor 23 reaches a minimum tilting amount q1min, {HEAD ~ the engine} 10 has {TAIL ~ its maximum engine speed} limited to a first engine speed limit Ncmax1  
In addition , when a tilting amount of the first hydraulic motor 23 reaches a minimum tilting amount q1min , { HEAD ~ the engine } 10 has { TAIL ~ its maximum engine speed } limited to a first engine speed limit Ncmax1
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 OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH