| 摘要 |
PROBLEM TO BE SOLVED: To provide a thrust roller bearing 7 with a plurality of rollers 12 and a M-shaped cage 13, having more stabilized operation and longer life. SOLUTION: A column part 17 of the cage 13 is shaped with an intermediate side portion 17a and an outer diameter side portion 17b as well as an inner diameter side portion 17c separated approximately parallel to one another in the axial direction. On the intermediate side portion 17a and an outer diameter side portion 17b as well as the inner diameter side portion 17c of the column part 17, roller stop portions 18, 19 are provided for preventing the run-out of the rollers 12. The cage 13 is formed as a race guide and slopes 18a, 19a are formed at the front ends of the roller stop portions 18, 19, respectively. COPYRIGHT: (C)2005,JPO&NCIPI
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