The arrangement is such that a 'pow er split' feature is attained in which the input shaft delivers power to the su n gear as well as as to the driving pulley, which in turn drives the ring gear of the planetary through the variator. 功率分流的布置特点是输入轴同时把功率传到太阳轮和主动带轮,并通过变速器传到行星齿轮传动的内齿圈。