Patent ID: 9099905
Filing Date: 2015-08-04
Classification: H02K,Y10T

Abstract:
1. A permanent magnet rotor for use with a stator, said rotor comprising: at least one permanent magnet; and a substantially cylindrical rotor core comprising an outer edge, a hub having an inner edge defining a central opening, and a plurality of independent pole pieces, wherein each pole piece comprises a distinct structure spaced from said hub radially about said central opening, wherein said rotor core further comprises at least one radial aperture extending radially from said outer edge through said rotor core between adjacent independent pole pieces, said at least one aperture configured to receive said at least one permanent magnet, and wherein said rotor core further comprises at least one shorting lamination coupled to said rotor core, said at least one shorting lamination comprising a plurality of connected pole pieces positioned radially about and coupled to a central hub, wherein each of said connected pole pieces is coupled to one said independent pole piece.