| 摘要 |
PROBLEM TO BE SOLVED: To provide a rolling bearing unit which is constructed to prevent the accumulation of grease in a rectangular annular space axially inside of an area where inside-row tapered rollers are installed, out of an internal space.SOLUTION: To the axial outside half part of a fitted surface 60 as an area between an outer ring raceway 11d axially inside and an area where a fixed cylinder part 56 constituting a cap 6a is internally fitted and fixed, out of the inner peripheral face of an outer ring as a stationary ring constituting the rolling bearing unit, a grease circulation slinger 70 is internally fitted and fixed which has a circulation wall part 72 constructed to be U-shaped in cross section and approximately ring-shaped as a whole while elongating radially inward.SELECTED DRAWING: Figure 3 |
