The small turning radius, more flexible, hydraulic steering system, flexible steering. The pilot operation of hydraulic system, easy to operate.
转弯半径小,更加灵活,液压转向系统,转向灵活。先导操作液压体统,操作方便。
2
Imitating the project of electrical and hydraulic proportional valve, a CAM mechanism is adopted to input and convert the signal of crane arm's radius changing.