Patent ID: 6705949
Filing Date: 2004-03-16
Classification: F16D,Y10T

Abstract:
A shaft adapted for connection to another shaft in a manner that transfers rotational movement, the shaft comprising:a tube having an outer diameter; a spline comprising a plurality of teeth integrally formed by the tube, each tooth of the plurality of teeth having a top surface with at least one point on the outer diameter, and first and second sides, each of the first and second sides having a straight portion disposed between top and bottom transition regions; wherein the length of each straight portion is between approximately 0.6 and 0.9 times the length of the side; wherein the tube has a pitch diameter that terminates at a midpoint of the first and second sides of each tooth in the plurality of teeth; and wherein the pitch diameter is between approximately 0.8 and 0.97 times the outer diameter.