Anti-friction bearing, particularly ball bearing, roller bearing or needle bearing, has internal running shell, external running shell and rolling body, where both running shells are made of hard metal

摘要

The anti-friction bearing has an internal running shell (12), an external running shell (16) and a rolling body (15), where the both running shells are made of hard metal. The rolling body is made of hard metal or ceramic material. The internal running shell is supported by an inner supporting ring (10) and the external running shell is supported by an outer supporting ring (19).