| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a thrust roller bearing that can suppress the damage of a retainer even when whirling vibration due to eccentricity occurs in a rotation ring. <P>SOLUTION: The retainer 5 includes: a first annular part 5a rotatably guided while coming into contact with a flange part 2b at a fixing part of a fixing ring 2; a plurality of pillars 5b arranged in a state of projecting inward in a radial direction from the first annular part 5a; and a second annular part 5c arranged in a state of being separated from a protruding end surface 5b2 of the pillars 5b inward in the radial direction. <P>COPYRIGHT: (C)2012,JPO&INPIT |
