Patent ID: 7352097
Filing Date: 2008-04-01
Classification: H02K

Abstract:
1. A motor comprising: an armature iron core provided with a plurality of slots each having a cross section of a quadrilateral with exactly one pair of parallel sides; and a pre-fabricated coil component installed in the plurality of slots of said armature iron core where the cross section of said pre-fabricated coil component is a quadrilateral with exactly one pair of parallel sides, which is substantially the same as the cross section of each of the plurality of slots, wherein said pre-fabricated coil component comprises a plurality of conductor wires, each having a rectangular cross section, electrically insulated from each other and includes at least two or more connecting portions where the plurality of conductor wires are cut and connected subsequently in such a way that the plurality of conductor wires are serially connected, wherein the at least two or more connecting portions of said pre-fabricated coil component are located outside of the plurality of slots of said armature iron core and are arranged successively adjacent to each other, and wherein the cross section of said pre-fabricated coil component includes two or more rows of conductor wires and each of the rows comprises at least two conductor wires so as to form a shape of a quadrilateral with exactly one pair of parallel sides.