四轮子液压伸缩和电动推杆集装箱吊具
A）全焊接封闭式结构
B）浮动转销
C)利用电动机的转动来推动杆子，让转轴转动，从而带动锁销转动来实现集装箱吊具的锁头的开闭锁。。

Four wheels motor-driven push-rodcontainer spreader
A) wholely welded closed structure.
B) Floating turning pin
C) The rotation of the electricity motivation to drive shaft rotation bands, let, thus facilitating locking pin rotate to realization of container spreaders SuoTou open locked.

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