Patent ID: 7343662
Filing Date: 2008-03-18
Classification: H02K,Y10T

Abstract:
1. A manufacturing method of a stator coil for a rotary electric machine comprising steps of: deforming a turn portion of a U-shaped segment, the U-shaped segment having two straight portions that are generally straight and the turn portion between the straight portions that curves throughout a length of the turn portion, by moving one of the two straight portions with respect to the other of the two straight portions in a direction perpendicular to a direction of the distance between the two straight portions in holding a whole of each of the straight portions; and twisting the turn portion by shifting the straight portions apart from each other in the direction of the distance between the two straight portions, wherein the deforming step is performed by a clamping device and the twisting step is performed by a twisting device after the deforming step.