| 摘要 |
The present invention pertains to a crown shaped retainer for a bearing that forms an overall annular shape, that has pockets (15c) in a plurality of locations in the circumferential direction that are each opened to the outer diameter side and to the inner diameter side, and that rotatably retains a ball (14) serving as a rolling element in the pocket (15c), wherein the retainer is provided with a grease inflow channel (22) between the pocket inner face (18) and the ball. |
