| 摘要 |
A single wheel unit adapted to be mounted on a vehicle body ( 11 ) comprising: a wheel frame supporting a suspension mechanism ( 15 ) and a wheel assembly mounted on the suspension mechanism ( 15 ), and steering means mounted between the wheel frame and vehicle body ( 11 ) for pivoting the wheel frame relative to the vehicle body ( 11 ) so as to steer a vehicle, wherein the steering means includes two steering components ( 30 ) pivotally attached ( 32, 33 ) one at each of the leading and trailing portions of the wheel frame and capable of being actuated to independently displace the leading and trailing portions laterally of the vehicle body ( 11 ). |
