| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a working vehicle allowing a change in amount of a jetted fuel of an engine according to soil conditions, a reduction in the number of revolutions of the engine and an improvement in fuel consumption for stabilized soil, and further an increase in the number of revolutions of the engine and stabilization of a traveling attitude for unstable soil. <P>SOLUTION: The working vehicle includes the engine 8 provided in a traveling vehicle body 9 traveling on a field with right and left front wheels 6 and 6 and right and left rear wheels 7 and 7; and a planting part 5 provided for planting seedlings in the field at the rear of the traveling vehicle body 9. The working vehicle includes a soil sensor 10 provided for detecting the conditions of the soil on which the vehicle body travels so that the amount of the jetted fuel of the engine 8 is increased, reduced or controlled according to the soil conditions detected with the soil sensor 10. A cleaning member 12 intermittently contacting the detection surface 11 of the soil sensor 10, and removing attached materials is provided under the soil sensor 10. <P>COPYRIGHT: (C)2012,JPO&INPIT |
