Patent attributes
An overhead warehousing system for use in a warehouse having a ceiling and a plurality of storage racks supported by the floor of a warehouse includes a plurality of tramways affixed to the ceiling, each tramway associated with at least one storage rack. At least one robotic module is engaged upon each tramway and translatable thereon. Each robotic module includes a powered carrier engaging the tramway for translating the robotic module therealong and a utility head connected to the powered carrier. The utility head is vertically positionable with respect to the powered carrier and is rotatable about a vertical axis. At least one gripper head is horizontally translatable from and rotatable relative to the utility head and includes a plurality of gripper fingers for grasping a parcel. A plurality of drones may be incorporated by the system to perform some of the parcel transporting operations of the robotic modules.