| 摘要 |
PROBLEM TO BE SOLVED: To maintain an aligning function without increasing a preload of an angular bearing of a one-way clutch.SOLUTION: An angular bearing 34 comprises: an inner race 36 that rotates integrally with an output shaft 12, and on which a first annular rolling face S1 positioned on a radial inner side, and a fourth annular rolling face S4 positioned on a radial outer side are formed; an outer race 35 that rotates integrally with a swing link 22, and on which a second annular rolling face S2 positioned on a radial outer side of the first rolling face S1, and a third annular rolling face S3 positioned on a radial inner side of the fourth rolling face S4 are formed; plural first rolling bodies 37i arranged between the first rolling face S1 and the second rolling face S2; and plural rolling bodies 37o arranged between the third rolling face S3 and the fourth rolling face S4. |
