Transfer Conveyor / Grasshopper Conveyor. Portable conveyors are frequently referred to as Transfer Conveyors or Grasshopper Conveyors. These portable units allow producers to convey materials from one point to another, eliminating the need and expense of loaders, trucks, fuel and personnel, thus reducing job costs and production times. Taylor Material Handling and Conveyor can assist you with any of the following types of conveyors 24 VDC Powered Roller Conveyors. Gravity Conveyors. Sortation Equipment. Accumulation Conveyors. Hinged Steel Belt Conveyors. Spiral Conveyors. Magnetic Conveyors. Inclined Belt Conveyors.