Patent ID: 7348706
Filing Date: 2008-03-25
Classification: H02K,Y10T

Abstract:
1. A stator for a multi-phase electric machine, the stator comprising: a plurality of core segments that each includes a male locking member and a female locking member that are each selectively interconnected with an opposite male locking member or female locking member of an adjacent core segment, at least one core segment including a plurality of teeth and a back portion that at least partially interconnects the teeth, the back portion of each core segment having a first arrangement in which the teeth of that core segment are a first distance from one another and a second arrangement in which the teeth of that core segment are a second distance from one another, the second distance being smaller than the first distance; and a plurality of coils, each coil surrounding at least a portion of one tooth, wherein all coils surrounding teeth of a single core segment are interconnected to at least partially define one phase winding.