| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a tricycle in which steering of a front wheel 5 is carried out without need of power for steering by changing rotational speed of rear wheels 16L, R on either side by a driver pressing down a pedal 7 with own foot, and moving the sitting seat 6, while demonstrating driving force of forward and backward traveling direction. <P>SOLUTION: The tricycle includes: a support unit 50 which movably supports a seat 6 where a driver sits down with respect to frames 1 and 2; and a transmission unit 69 which transmits the movement amount of the seat 6 to a speed gear 60 which changes rotation speed of the rear wheels 16L and R on either side, and changes a traveling direction of the tricycle by changing the rotation speed of the rear wheels 16L and R on either side according to the movement amount of the seat 6. <P>COPYRIGHT: (C)2012,JPO&INPIT |
