Patent ID: 6571655
Filing Date: 2003-06-03
Classification: F16H,Y10T

Abstract:
An involute gear pair structure including a smaller number of first tooth profiles and a larger number of second tooth profiles, said first tooth profiles meshing with said second tooth profiles for transmission, whereineach of said first tooth profiles has an addendum having an involute tooth profile with a constant pressure angle &agr;1 throughout the addendum and has a dedendum having an involute tooth profile with a constant pressure angle &agr;2 throughout the dedendum, where &agr;12, and wherein each of said second tooth profiles has an addendum having an involute tooth profile with a constant pressure angle &agr;3 throughout the addendum and has a dedendum having an involute tooth profile with a constant pressure angle &agr;4 throughout the dedendum, where &agr;3=&agr;2 and &agr;4=&agr;1.