Patent ID: 7285893

Claim:
A stator assembly for use in an electrical machine, the stator assembly comprising an inner shoe component having a generally rectangular configuration, and having a generally concave inner surface along a longitudinal axis of the inner shoe component, and having a generally convex outer surface along the longitudinal axis of the inner shoe component, and having at least one winding guide protruding from the convex outer surface, a winding assembly of a generally oval configuration fitted about the winding guides, at least one back piece having a generally convex outer surface along a longitudinal axis of the back piece, and an inner surface having two arcuate cut out sections each adapted to be fitted on a portion of the winding assembly, and two end cap pieces, each end cap piece having a generally convex outer surface along a longitudinal axis of the end cap piece, and an inner surface having a cut out section adapted to be fitted on an end portion of the winding assembly, wherein two winding guides protrude from the convex outer surface of the inner shoe component to provide supports for the winding assembly.