| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a conical roller bearing capable of preventing impairing of service life of a conical roller. <P>SOLUTION: This conical roller bearing comprises an outer ring 2 having a raceway surface on which crowning is formed, an inner ring 3 mounted at an inner diameter side of the outer ring 2 and having a raceway surface 12 on which crowning is formed, and the plurality of conical rollers 4 having small end faces 4a and large end faces 4b larger than the small end faces 4a. The inner ring 3 further has a flange portion 5 to support the large end faces 4b, and the crowning of the raceway surface 11 and the crowning of the raceway surface 12 are respectively formed to prevent inclination of the conical rollers 4 in the direction along the moment M1 received from the flange portion 5. <P>COPYRIGHT: (C)2007,JPO&INPIT |
