| 摘要 |
PURPOSE: A transportation device is provided to prevent safety accidents by stably balancing left and right wheels in stop. CONSTITUTION: A transportation device comprises a left wheel(11), a right wheel(12), a driving shaft(13), a driving shaft case(14), a left pedal(15), a right pedal(16), a left handle(18), and a right handle(19). The driving shaft connects the left and right wheels. The driving shaft case is arranged in the middle of the driving shaft. The left and right pedals are installed in the driving shaft case to vertically move and provide rotating power to the driving shaft. The left and right handles are protruded from a body frame(17) connected to the driving shaft case. |
