A new type of composite CVT( Continuously Variable Transmission) systems, based on dual-mode power-split planetary gear set, is of improved efficiency, power transmutability and speed variable range.
Two hydraulic motors power the crawlers via closed planetary gear units that run in oil baths and have spring-loaded, hydraulically released holding brakes.
排组的一类新型复合无
变速器系统具有效
高、
与速比变化范围大等特点。
压马达通过封闭的
星齿轮
带提供动力，这些齿轮组在油浴中
配有弹簧加载、
