Mud valves and Angle by the hydraulic cylinder type combination valve, hydraulic power drive cylinder valve lift, the valve open or closed channel, in order to achieve the fluid off.

排泥阀产品由液压缸和角式截止阀组合而成，液压缸内动力带动瓣升降，使阀体通道开或闭，以达到流体通断。

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Fluid coupling has an abroad application by drive unit, in the course of using. It USES liquid kinetic energy to transfer power, improves electromotor start capability, realizes over loading protect.

液力联轴器是一种应用广泛的通用传动装置，它利用液体动能来传递功率，能改善电动机起动性能，实现过载保护。

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The device is designed by means of the jetting principle, and it takes the high-pressure injected water as power fluid to drive the formation fluid returning to the surface.

这种射流洗井器应用射流原理进行设计，利用高压注入水作动力液，抽汲地层液返出。

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