| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a roller bearing which can increase fretting resistance. <P>SOLUTION: In the roller bearing having an inner ring 12 having an inner ring orbit on the outer peripheral surface, an outer ring 14 having an outer ring orbit on the inner peripheral surface, a plurality of rollers (balls) 16 rotatably arranged between the inner ring orbital plane 12a of the inner ring 12 and the outer ring orbital plane 14a of the outer ring 14, and a holder 18 for holding each roller 16, and a lubricant encapsulated therein, the lubricant comprises a base oil containing an ionic fluid and microcapsules containing an additive. <P>COPYRIGHT: (C)2008,JPO&INPIT |
