Patent ID: 6082906
Filing Date: 2000-07-04
Classification: F16C

Abstract:
A rolling bearing having inner and outer rings, and a plural number or rolling elements located between said inner and outer rings, said bearing having sectionally circular grooves formed in and along circumferential surfaces of said inner and outer rings where said inner and outer rings come in contact with said rolling elements,wherein the radius of curvature of said sectionally circular groove of said inner ring is selected to have a value within the range equal to or more than 50.5% of the diameter of each of said rolling elements and less than 52% of the same, wherein the radius of curvature of said sectionally circular groove of said outer ring is selected to have a value within the range more than 52.0% of the diameter of each of said rolling elements and equal or less than the 55.0% of the same.