| 主权项 |
1. Wheel provided with a rim for a tire and electric driving means in the wheel, the electric driving means comprising:
a rotor; and a stator coaxially within the rotor and connectable to a vehicle, with an air gap provided between said rotor and said stator, wherein said rim is attached to said rotor, said rim coaxially at the inner side is provided with said rotor provided with permanent magnets and which rotor and rim are connected to a central shaft, such that said rim, said rotor with permanent magnets, and said central shaft are rotating parts of said wheel, said stator is provided with windings, said stator is situated radially between said central shaft and said rotor, said stator is connectable to a vehicle to provide a non-rotating part of said wheel, bearings are provided between said stator and said central shaft passing through said stator so as to ensure absorption of both axial and radial forces by said bearings, and said wheel is provided with an air gap controlling bearing provided between said rotor and said stator that maintains the air gap in a working range during operation of the wheel, and wherein the electric driving means directly drives the wheel. |
