An electric machine for powering an electric vehicle includes a rotor including rotor laminations and a first magnet. The rotor is configured to rotate relative to a stator to drive a rotor shaft and at least one drive wheel of the electric vehicle. The ro...

An electric motor includes a stator and a rotor. The rotor includes a rotor core and a plurality of permanent magnets each disposed in one of the plurality of rotor cavities. The rotor core includes a plurality of polar pieces arranged annularly about the ...

A rotor including a rotor core and magnetic pole parts provided therein is provided. Each magnetic pole part includes a fixed magnetic-force magnet of which a magnetizing direction is oriented in a radial direction, first variable magnetic-force magnets di...