Patent ID: 6901649
Filing Date: 2005-06-07
Classification: H02K,Y10T

Abstract:
1. A method of manufacture for a winding assembly for an alternator, said method comprising steps of: disposing a group of 2n straight strands of wire at a pitch p in a first plane; forming a lightning-bolt shaped pattern composed of a plurality of basic patterns by folding and bending said group of strands of wire in said plane, each of said basic patterns comprising: forming a flattened cylindrical body by folding over said group of strands of wire formed into said lightning-bolt shaped pattern in a first direction at central portions of said first and said third inclined portions, said cylindrical body being constructed by helically winding said group of strands of wire such that said second and third straight portions linked by said second inclined portions and said first and fourth straight portions linked by said fourth inclined portions alternately occupy said first plane and a second plane; and forming a winding group by folding over said cylindrical body at central portions of said second and said fourth inclined portions in a second direction such that said second and said third straight portions face each other, wherein