Patent ID: 8348514

Claim:
A roller bearing cage comprising: a first side ring, a second side ring, a plurality of axially-extending bridges having first and second axial ends that respectively adjoin the first and second side rings, wherein a pocket configured to retain a roller body is defined between the side rings and each two adjacent bridges in a circumferential direction, wherein the two side rings and the plurality of bridges are integrally formed of the same material without gaps or internal breaks, at least one reinforcement ring disposed on an axial side of at least one of the first and second side rings that is opposite of the bridges, and at least one connecting element extending axially through at least one bridge, at least one side ring and the at least one reinforcement ring, wherein at least one axial end of the connecting element abuts directly or indirectly on the at least one reinforcement ring and connects the at least one reinforcement ring to the adjacent side ring.