Squirrel-type cage ring made of composite bi-material and metal, and rolling element bearing assembly equipped with such a ring

摘要

The invention relates to an annular ring (3) comprising a contact portion (3-1), a rolling track (9), and a squirrel-type cage (3-2) integral with the contact portion (3-1). . The contact portion (3-1) is formed from a first metal material, and the squirrel cage (3-2) is formed from a second composite-type material comprising a matrix in which are embedded reinforcing fibers, said pierced portion (13) of the squirrel cage (3-2) being attached to an outer surface (8) of said contact portion (3-1). The invention also relates to a rolling element bearing assembly (1) with an outer ring, an inner ring (2) coaxial with the ring, a plurality of rolling elements (4) housed between the rolling track (9). ) of the contact portion (3-1) of the outer ring (3) and a rolling track (6) of the inner ring (2). Figure 1