| 摘要 |
<p>PURPOSE:To provide a two person vehicle by forming a main frame in an U shape, providing the auxiliary wheels of a caster mechanism and vertical members in a trailing shape each for the lower side of the bottom section of the U-shaped frame and the open ends of the U shaped frame respectively, and installing saddles and drive wheels on the upper ends and to the lower ends in a fork shape each of the vertical members respectively with pedals and cranks secured therein. CONSTITUTION:A main frame 1 is formed into an U shape in a plan view, a caster shaft hold cylinder 8 is provided at the bottom section of the U shaped frame, and an auxiliary wheel 10 is installed therein via a caster fork 9. Meanwhile, each vertical member 6 is combined with each joint section 7 so as to be provided for the open ends of the main frame 1 in an U shape. Each saddle 11 is installed at the upper ends of the vertical members 6, and each low end of the members is formed into a fork 2 so that drive wheels 5 are secured therein. And each drive wheel 5 is driven by footing the pedal of each drive crank 4, so that a vehicle is thereby traveled.</p> |
