By applying principle analysis of freewheel differential gear system and (kinematic) analysis, an alligator freewheel differential gear system is presented to solve the above problems (exi.

• 通过自由轮差速系统的原理分析、运动分析和理论力学分析,力求通过牙嵌式自由轮差速器这一简捷方式,解决常规四轮驱动方式下差速系统存在的诸多问题。