| 摘要 |
A wheelchair has four ground engaging wheels 10, two at the front and two at the rear, and four electric motors 11, one for each wheel 10, wherein each wheel 10 is connected to a respective electric motor 11 for driving the wheelchair and preferably the front wheels are mounted on respective steering arms 30 of a steering linkage driven by an electric actuator 32 coupled to a track rod 35 connecting the steering arms 30 for steering the wheelchair. <IMAGE> |
