| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a double row conical roller bearing having superior lubricating performance suitable for the application environment by positively supplying lubricant to either of rows. <P>SOLUTION: This double row conical roller bearing comprises a pair of inner rings 11, 12 having inner raceway surfaces 13, 14, an outer ring 15 having outer ring raceway surfaces 16, 17, a plurality of rolling elements 18 relatively rotatably mounted among the inner and outer ring raceway surfaces 13, 14, 16, 17, and a pair of retainers 19, 20 rotatably retaining the rolling elements 18, and has an oil groove 23 for supplying the lubricant on a butting face 22 of the pair of inner rings 11, 12. The butting face 22 of the inner rings 11, 12 is shifted to a bearing end face 11a side with respect to an intermediate position of both retainers 19, 20. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
