| 摘要 |
A rolling bearing (10) comprising an inner ring (5), an outer ring (4), a plurality of balls (3), and a retainer (7). The outer ring (4) is arranged on the outer circumferential side of the inner ring (5). The plurality of balls (3) are arranged between the inner ring (5) and the outer ring (4). The retainer (7) is configured so as to be capable of holding each of the plurality of balls (3) and has a plurality of pockets (9) formed along the circumferential direction thereof, said pockets including guide surfaces (1a1, 1b1) facing the balls (3). Protruding sections (2) are provided in the guide surfaces (1a1, 1b1) of at least one of the plurality of pockets (9). A rolling bearing capable of suppressing guide surface wear is provided. |
