| 摘要 |
A transmission comprises a pair of drive shafts, one an input shaft and the other an output shaft, wherein one of said shafts is attached to a toothed cam having a trochoidal profile and the other drive shaft is attached to a roller ring having a plurality of cylindrical roller shafts aligned to mesh with said toothed cam and thereby permitting the transfer of torque from one shaft to the other.
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