Patent ID: 8585299
Filing Date: 2013-11-19
Classification: B21K,F16C,F16F

Abstract:
1. A bearing arrangement comprising a shaft having a bearing journal integral with the shaft and having a needle bearing that is situated on the bearing journal and having a cage and needle rollers accommodated therein, the bearing journal is a hardened and precision-machined inner raceway for the needle rollers that is offset radially inwardly at least over part of a circumference thereof relative to axial shoulders of adjacent shaft sections of the shaft, the axial shoulders acting as run-on surfaces for axial end faces of the cage fitted between the axial shoulders, wherein relief grooves are provided that extend on both sides of the inner raceway and are each dimensioned such that over an entire circumferential region of the axial shoulders their axial distance from one another is significantly greater than a width, situated between the relief grooves of the inner raceway.