Patent ID: 7476156
Filing Date: 2009-01-13
Classification: F16C,F16D,Y10S,Y10T

Abstract:
1. A homokinetic joint, comprising a female element which delimits at least one pair of tracks facing each other, a male element having a center axis (X-X) and at least one arm, and a roller assembly, each roller assembly comprising: an inner ring having a first ring end surface directed in a first direction (S an outer roller surrounding the inner ring and having a first roller end surface which is directed in the first direction (S a needle ring comprising a plurality of needles arranged between the inner ring and the outer roller and enabling relative pivoting thereof about a common longitudinal axis (Z-Z); and an axial retention mechanism for axially retaining at least the needle ring on the inner ring, the retaining mechanism comprising a first retaining surface connected to the inner ring and radially overlapping the needles of the needle ring and which is directed in a second direction (S wherein the first ring end surface is axially offset relative to the first roller end surface in the first direction (S wherein the outer roller and the inner ring each comprise a second end surface which is directed in the second direction (S wherein the axial retention mechanism comprises a second retaining surface which is connected to the outer roller, the second retaining surface being arranged at the side of the needle ring opposite the first retaining surface and adapted to contact the needle ring.