Patent ID: 6131919
Filing Date: 2000-10-17
Classification: B60G,B60K,B60Y

Abstract:
A method of adjusting a body of a tractor to a horizontal position, the method comprising the steps of:(1) determining whether the tractor is in an automatic mode or in a manual mode;(2) operating the tractor with the manual mode if the tractor is in the manual mode in step (1);(3) determining whether the tractor is in a flat land or in a slope land if the tractor is in the automatic mode in step (1);(4) adjusting a height of the body of the tractor with respect to the ground by operating a height button according to a ground condition if the tractor is in the flat land in step (3);(5) determining a driving direction of the tractor if the tractor drives in the slope land in step (3);(6) adjusting the body to the horizontal position by controlling the body in left and right directions thereof if the tractor is driving in a contour direction in step (5);(7) adjusting the body to the horizontal position by controlling the body in front and rear directions thereof if the tractor is driving in a latitudinal direction in step (5); and(8) adjusting the body to the horizontal position by controlling the body in left, right, front and rear directions thereof if the tractor is driving in an oblique direction in step (5).