Electric motor has three or more technical parts, e.g. outer ring with stator plate, winding, middle ring with magnets with and without windings, and inner ring with current pick-up winding

摘要

The motor is made of three or more technical parts. The motor can be made in various forms, including one with an outer ring (1) containing a stator plate with a winding, a middle ring (2) with magnets with and without windings and an inner ring (3) or axle with a current pick-up winding.