Focus lockingsystem has been changed from point fixing to surface fixing utilizing a ring and internal mechanical structure designed for high vibration resistance.
The steel rope type quick elevating system consists of double hydraulic cylinder assembly equipped with mechanical self-locking mechanism and hydraulic automatic control console.
钢索式快速升降系统由带机械自锁机构的双联液压缸组件和液压自动控制台等组成。
3
In 1997 h? Fele extended its range of mechanical project hardware to include the Dialock electronic identification and lockingsystem.