The overall design for the hydraulic top drive, discussed how to choice the motor, pump, and the design and layout of the gear box, the brake energy recovery and so on.
对液压顶驱进行了总体设计，讨论了马达、泵等的选择，减速箱的设计方案与布局，刹车制动能量回收等。
2
Mould adjustment system is drive by hydraulic controlled gear transmission, which is easy for operation and can keep parallelity between head plate and middle platen.
液压控制齿轮调模装置，操作简单，稳定保持头板及中板之平行度；
3
The shunt transmission gear of transfer box is a kind of power take off in a heavy pressure cleaning vehicle used to clean hydraulic system and drive line of airplane.