Patent ID: 6075304
Filing Date: 2000-06-13
Classification: H02K,Y10T

Abstract:
A stator, comprising:a lamination stack including a top surface, a bottom surface and an outer surface, said lamination stack further including radially extended pole portions, opposed surfaces of adjacent ones of said pole portions defining slots therebetween, ends of said pole portions collectively presenting an inner surface defining an opening for receiving a rotor said inner surface facing the rotor when same is received within the opening;a first electrically insulating layer of high flow thermoplastic synthetic resin insert-molded on said lamination stack and covering at least a portion of each of said top, bottom and opposed surfaces;a coil wound onto said lamination stack and over said first electrically insulating layer; anda second electrically insulating layer molded over said coil to encase said coil, said second electrically insulating layer being formed by injection molding and being comprised of said high flow thermoplastic synthetic resin used for said first electrically insulating layer.