| 摘要 |
In a rolling bearing (2) provided with an outer ring (2a) connected to a mounting opening of a knuckle (3), an inner ring (2b) connected to a wheel through a hub (5), a rolling element (2c) intervening between the outer ring (2a) and the inner ring (2b) and a sealing device (4) for sealing the space between the inner (2b) and outer rings (2a) from the outside, the rolling bearing (2) is provided with a sealing member (8) for limiting the foreign substance invading the rolling bearing (2) side from a clearance existing between a drive shaft (6) provided rotatably with the inner ring (2b) and the knuckle (3), the sealing member (8) including a ring-shaped cover (8a) including a cylinder press-fit (8b) in the outer ring (2a) and a ring-shaped upstanding wall (8c) extended radially inwardly from the cylinder and an outer lip (8d) provided at an inner diameter end of the ring-shaped upstanding wall (8c), the outer lip (8d) serving to show the sealing function in cooperation with the drive shaft (6).
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