Patent ID: 6868950
Filing Date: 2005-03-22
Classification: F16D,F16H,Y10T

Abstract:
1. A splined annular member comprising: a corrugated cylindrical side wall having internal ridges serving as splines, which protrude inwardly to interior apexes and alternate with troughs formed between the internal ridges, and further having external ridges corresponding to the throughs formed between the internal ridges, and further having external ridges corresponding to the throughs and protruding outwardly to exterior apexes; and a circumferentially extending groove formed in each internal ridge, wherein said groove is defined by two side walls that face each other and by a bottom portion extending between the side walls and located radially outward of the interior apexes and radially inward of the exterior apexes, said side walls being substantially parallel to each other, and wherein at least one junction connects the bottom portion with one of said side walls and is formed by half blanking.