Patent ID: 7717622

Claim:
A roller bearing for linear movements, comprising: a guiding carriage which is displaceably guided on a guide rail in a longitudinal direction thereof, the carriage having a supporting body that is essentially C-shaped in cross-section and has two side limbs, the supporting body is displaceably supported in a region of each side limb on the guide rail by means of at least one series of rolling bodies, the series of rolling bodies having one load transmitting row of rolling bodies each which is in engagement with a load receiving raceway of the supporting body and a load receiving raceway of the guide rail, as well as having a row of return-movement rolling bodies and two rows of deflecting rolling bodies, wherein in order to form the load receiving raceway of the supporting body a raceway element which is parallel to the longitudinal direction of the guide rail is provided, the raceway element is embodied as a hardened sheet metal element which is fitted and secured in a receptacle area on the respective side limb of the supporting body, and wherein each receptacle area of the supporting body is constructed as a prism in cross-section and is directed toward an inside in a roof shape with respect to the guide rail.