6Hidetsugu Terada. The Development of gearless reducers with rolling bails[ J]. Journal of Mechanical Science and Technology, 2010, 24:189-195.
7An Zijun, Yi Yali. Forceanalysis and stress calculation of non-clear- ance cycloid ball transmission [ C ]//Proceedings of IEEE Interna- tional Conference on Mechatronics and Automation, Takarnatsu, Ja- pan ,2008 : 1089 - 1093.
