But some people call it: selflocking pneumatic rod.
但是也有人就称之为：自锁型气动杆。
2
In fact, the so-called selflocking type gas spring or Angle or is a kind of air spring can be locked in any position of the stroke.
其实所谓的自锁型气弹簧也好调角器也好，都是一种可以在行程任一位置锁定的气弹簧。
3
Therefore, the selflocking type air spring has the function of maintaining the free type gas spring, and can also be locked at any position of the stroke!