摘要 |
<P>PROBLEM TO BE SOLVED: To provide a roller bearing capable of reducing a risk of breakage of retainer segments and smoothly rolling a roller. <P>SOLUTION: This tapered roller bearing includes a plurality of retainer segments 11a having a plurality of column parts 14b extending in a direction along a rotary axial line of the bearing to form pockets for accommodating tapered rollers and connection parts 15a, 15b extending in a circumferential direction to connect a plurality of the column parts 14b and arranged sequentially in the circumferential direction between an outer ring and an inner ring. The retainer segments 11a are roller guides. Here, one guide pawl 18b having a contact part 28 contacting the tapered rollers, and a recessed part 29 formed at an inside position in the circumferential direction of the contact part 28 are provided on side walls of the column parts 14b. <P>COPYRIGHT: (C)2009,JPO&INPIT |