Patent ID: 6416231
Filing Date: 2002-07-09
Classification: F16B,F16C,F16D,Y10S

Abstract:
A rolling bearing assembly (9) comprising an inner ring (10), an outer roller (11) surrounding the inner ring (10), a needle race (12)) between the inner ring and the outer roller to allow their relative pivoting about a common longitudinal axis (Zâ€”Z), and an axial retention assembly (13) for axially retaining the outer roller and the needle race with respect to the inner ring, said axial retention assembly comprising at least one split thrust washer (16) which extends radially outward only from a radial outer region (26) of an axial outer surface (27) of the inner ring (10) towards a retaining groove (24) formed radially inside the outer roller (11), wherein the split washer (16) comprises an annular central zone (17) for axially retaining the needle race (12), and at least one series of peripheral supports (18, 19) which are spaced apart and which radially extend the annular central zone (17) and wherein the split washer (16) comprises a series of outer peripheral supports (19) which are spaced apart and which extend the annular central zone (17) towards the retaining groove (24) of the outer roller (11).