2013年7月29日星期一

cranes knowledge


Bridge crane is Hengjia in workshops, warehouses and empty field for material lifting material lifting equipment. Because of its ends located in the tall concrete pillars or metal bracket, shaped like a bridge. Overhead crane overhead bridge along the laying of electrics tacker on both sides longitudinally running, you can take advantage of the space under the bridge lifting material from ground equipment obstacles. It is the most widely used, the largest number of a lifting machinery.

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