| 摘要 |
PROBLEM TO BE SOLVED: To provide a raceway ring of a thrust roller bearing that can properly bear a thrust load.SOLUTION: A raceway ring (11) of a thrust roller bearing has a plate-like shape and is provided in the thrust roller bearing (31), and provided with a raceway surface (18) for rolling needle-like rollers (13) on a face (22) on one side in a plate thickness direction. The face (22) on the one side in the plate thickness direction is provided with a swollen part (23) which has its top surface curved and swollen to the side of a rolling surface (17) for the needle-like rollers (13), and a face (27) of the another side in the plate thickness direction is flat. |
