Patent ID: 8237316

Claim:
Electromotor, for conveying gaseous and/or liquid media, or generator, the electromotor or generator being put in an area transporting the media, said electromotor or generator comprising a rotor having a rotor magnet or a short-circuit armature, and a stator surrounding the rotor, the stator having a plurality of stator grooves limited by at least one stator tooth, and at least a part of each of the stator grooves serving as an opening for the medium to be conveyed, at least a part of some of the plurality of stator grooves having a stator winding, one or more of said plurality of stator grooves being entirely serving exclusively as a medium passage opening, an end of each of the at least one stator tooth includes an inwardly facing widening, the inwardly facing widening being a bearing for the rotor.