Patent ID: 6844653
Filing Date: 2005-01-18
Classification: H02K

Abstract:
1. A segmented stator for a permanent magnet motor, the stator comprising: a plurality of stator segments forming an annular stator yoke and a plurality of stator teeth extending from an edge of the stator yoke; at least one coupling between adjacent stator segments, the at least one coupling shape to allow movement of each tooth with respect to adjacent teeth, wherein each tooth in a pair of adjacent teeth is separated by a slot extending from a slot opening; conductive windings wrapped around each tooth of the pair of adjacent teeth and filling a portion of the slot; and a plurality of slot wedges, one wedge of the plurality of slot wedges engaged with each tooth of the pair of adjacent teeth to prevent the conductive windings from moving out of the slot through the slot opening and wherein the plurality of wedges prevent movement of each tooth of the plurality of stator teeth with respect to remaining teeth of the plurality of stator teeth.