| 摘要 |
PROBLEM TO BE SOLVED: To provide a working vehicle control apparatus capable of achieving satisfactory excavation work.SOLUTION: This working vehicle control apparatus includes a selection means 19 for selecting a power mode or an economy mode, a determining means 10 for determining whether speed limit conditions designating a speed ratio (e) of a torque converter detected by speed ratio detecting means 14, 15 to be below the predetermined value ea and negative load pressure P of a work pump 7 detected by a negative load pressure detecting means 16 to be above the predetermined value PB are satisfied or not, engine rotational speed limiting means 10, 22 for limiting the highest engine rotational speed NE while the economy mode is selected to lower speed than the highest engine rotational speed NP while the power mode is selected when the determining means 10 determines that the speed limit conditions are satisfied, and vehicle speed limiting means 10, 22 for limiting the highest vehicle speed while the economy mode is selected to lower speed than the highest vehicle speed while the power mode is selected when the determining means 10 determines that the speed limit conditions are not satisfied. |
