ELECTRIC MACHINES

摘要

An electrical machine including a stator; and a rotor assembly (50) rotatably mounted within the stator. The rotor assembly has an impeller (52), and a drive body (54) including one or more magnetic elements (64). The stator includes one or more electromagnets for electromagnetic interaction with the one or more magnetic elements (64). The drive body (54) is detachably coupled to the impeller (52).