Cranes & Hoists Catalog
A Crane is a lifting machine equipped with a winder (also called Wire Rope Drum), Wire ropes or Chains and sheaves that can be used both to Lift and lower materials and to move them horizontally. It uses one or more simple machines to create mechanical advantage and thus move loads beyond the normal capability of a human. Cranes are commonly employed in the transport industry for the loading and unloading of freight; in the Construction industry for the movement of materials.