Patent ID: 6960857
Filing Date: 2005-11-01
Classification: H02K

Abstract:
1. A stator for an alternator, comprising: a stator core comprising: stator winding composed of a plurality of winding phase portions each installed in said stator core in a slot group constituted by a group of said slots disposed at intervals of a predetermined number of slots, wherein each of said winding phase portions is constructed by installing a conductor wire in a distributed winding in said slot group so as to project from first and second ends of said slots, be distributed on first and second circumferential sides, and enter each of said slots said predetermined number of slots away on said first and second circumferential sides, each of slot-housed portions of said conductor wire housed in said slots is formed with a flat cross section, each of coil end portions of said conductor wire linking end portions of said slot-housed portions is formed with a substantially circular cross section, and slot-opening passing portions having a flat cross-sectional shape formed at a boundary portion between said slot-housed portions and said coil end portions, said slot-opening passing portions having a width which is narrower than a width of the slot-housed portions, and said slot-housed portions are housed inside each of said slots in a plurality of layers so as to be arranged in at least a single row in a radial direction.