Sensors in the rear drive wheels of both chairs showed that the participants used considerably less energy when utilizing the backrest-steered wheelchair. The conventional wheelchair (left ...

At the Korea Institute of Machinery and Materials they've come up with a wheel that doesn't stay round in order to maximize ...

as the user doesn’t need to have upper body strength normally required to turn the wheels. But even a motorized wheelchair needs some kind of input from the user to control it, which still may ...