Patent ID: 7868506
Filing Date: 2011-01-11
Classification: C23C,D21F

Abstract:
1. Flux switching electrical machine comprising a stator ( 400 ) and a rotor ( 300 ), the stator comprising permanent magnets ( 600 a , 600 b ), armature windings ( 900 a , 900 b ) and excitation windings ( 501 , 502 ), and the rotor not having any windings or permanent magnets, and comprising a plurality of flux switching teeth ( 301 a , 301 b ), wherein the stator is formed by a sequence of elementary cells ( 400 a , 400 b ), and wherein each of said elementary cells is designed ( 400 a ) designed to interact with a single flux switching tooth of said flux switching teeth of the rotor at a time, and each comprising: one of the permanent magnets ( a first slot ( second slots (