| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a self-propelled vehicle by which the condition of a course is kept without impairing the appearance of the course by unnecessitating a guide wire to travel the self-propelled vehicle without expenditure, time and labor in construction. <P>SOLUTION: A plurality of kinds of traveling roads 47 are set in a traveling road storage means 39. A selecting means selects one of the plurality of traveling roads. The position of a vehicle body 1 is calculated by radio wave from a satellite 13, and the present position is collated with the selected traveling road to decide a progress direction. The vehicle is controlled to travel along the traveling road which is set in the traveling road storage means 39 by operating steering wheels 2 and driving and controlling driving wheels 3. Then the course for traveling is easily changed every day, so that the condition is kept without damaging the course. Besides, the traveling road is freely changed-over, and a user travels the vehicle by performing changeover into the favorable traveling course. Thus, convenience is enhanced. <P>COPYRIGHT: (C)2003,JPO</p> |
