Rotor for permanent magnet-excited, high-speed electric machines and electric machine equipped with this rotor

摘要

The present invention pertains to a rotor for permanent magnet-excited electric machines, on the circumferential surface of which permanent magnets are arranged, and fillers made of a nonmagnetic material are arranged between them, wherein the surface of the permanent magnets and fillers on the whole are made slightly conical and are covered by a separately manufactured binding under prestress.