Hydraulic locks are common components of the hydraulic system. Its role is to lock the actuator in a set posi-tion. This paper describes a new type of hydraulic lock structure, working principle and structure characteristics.%液压锁是液压系统的常用元件，其作用是将执行元件锁在某一设定位置，该文阐述了一种新型液压锁的结构组成、工作原理及结构特点。
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