| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a rolling bearing which can continue lubrication to prevent seizure and damage, even if supply of lubricant from the outside is blocked temporarily, without making an installation space and a manufacturing cost increase. <P>SOLUTION: The rolling bearing 1 includes an inner ring 4 and an outer ring 2 as a rotation side member, a plurality of rolling elements which are arranged allowing for rolling in a direction of a circumference between the inward member and the outward member, and a retainer which has a plurality of pockets holding the rolling elements, wherein a lubricant can be supplied inside a bearing space from a radial direction inner side of the inner ring 4 through a through hole 19 which penetrates the inner ring 4 in the radial direction, and forming a lubricant maintenance space 15 capable of holding the lubricant supplied from the radial direction inner side of the inner ring 4 and a first micro supply route 16 capable of supplying the lubricant in the lubricant maintenance space 15 to the bearing space, in the inner ring 4. <P>COPYRIGHT: (C)2013,JPO&INPIT |
