| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a roller bearing with an increased seizure resistance performance by positively dissipating friction heat from a friction surface. <P>SOLUTION: This roller bearing is formed by circumferentially disposing a plurality of oil grooves communicating from the peripheral surface of an annular flange to an annular recessed part on the surface of the flange and drilling a plurality of through holes leading from the annular recessed part to the end part of the bearing in the annular flange. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
