In addition, when a tilting amount of the first hydraulic motor 23 reaches {TAIL ~ a minimum tilting amount q1min}, {HEAD ~ the engine} 10 has 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 { TAIL ~ a minimum tilting amount q1min } , { HEAD ~ the engine } 10 has 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 TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH