Patent ID: 6089819
Filing Date: 2000-07-18
Classification: B65G,Y10S

Abstract:
A method of palletizing a load, comprising:(A) raising a hoist within a palletizing zone to lift a stack of pallets to a position in which an upper surface of an uppermost pallet of the stack is positioned in a staging plane, wherein the uppermost pallet comprises an nth pallet of the stack and is supported on an (n-1)th pallet of the stack, and wherein n is greater than one; then(B) depositing a layer of articles on the nth pallet; then(C) lowering said hoist to a position in which an upper surface of the layer is positioned in said staging plane; then(D) depositing another layer of articles on the layer; then(E) repeating said lowering and depositing steps (C) and (D) until the nth pallet is fully loaded with layers of articles; then(F) removing the nth pallet from the stack so that the (n-1)th pallet becomes the uppermost pallet of the stack; then(G) raising said hoist to a position in which an upper surface of the (n-1)th pallet is positioned essentially in said staging plane; and then(H) depositing a layer of articles on the (n-1)th pallet.