| 摘要 |
PROBLEM TO BE SOLVED: To provide a gear mechanism in which its processing and assembling are easy, its cost reduction can be attained and a high rigidity and a high torque capacity can be realized.SOLUTION: This invention comprises a first gear 3, a second gear 5, an input shaft 2, an inclined shaft 60, an output shaft 50, an oscillation gear 4 including the first teeth 46 having the number of teeth different by one from the number of teeth of the first gear 3 and engaged with the first gear 3 and including the second teeth 47 having the number of teeth different by one from the number of teeth of the second gear 5 and engaged with the second gear 5 at opposite side in a radial direction and an axial direction of an engagement location between the first teeth 46 and the first gear 3, and engaged under a specified inclination angle in respect to the first gear 3 and the second gear 5, and connecting means 6 oscillatably connecting the first gear 3 and the second gear 5 within one plane including an input rotating shaft 70 at centers between the first gear 3 and the second gear 5 and at the same time connecting the input shaft 2 and the inclined shaft 60 in a non-relative rotatable manner. |
