| 摘要 |
PURPOSE:To improve the maneuverability and safety during running on an off-road area by providing a pair of right and left drive wheel sections and right and left driven wheel sections provided with three wheels at respective vertex sections of an equilateral triangle-like bearing plate, and arranging a propeller thrust type pressing mechanism and gimbal ring type driving seat on a frame. CONSTITUTION:A pair of right and left drive wheel sections 1 provided with three drive wheels 3 at respective vertex sections of an equilateral triangle-like bearing plate 2 are provided in the rear end of a device, and a drive roller 4 simultaneously contacting each of these three drive wheels 3 is supported by a rear section frame 6. A traveling drive mechanism 9 including an engine is mounted on the center section of the rear section frame 6, and pressing mechanisms 12 having propellers 11 are arranged at both ends of the rear frame 6 through an arm 10. In addition, a drive ring section 27 is provided at the lower end of the vertical member 18 which is extended diagonally downward from the head of the half circle-like fork frame 17 connected to the center section of the rear frame 6, and a gimbal ring type driving seat comprising inside and outside gimbal rings 23 and 25 is also provided in the frame 17 through a horizontal pin 24. |
