Patent ID: 6814221
Filing Date: 2004-11-09
Classification: B65G

Abstract:
A conveying apparatus comprising:a) a conveyor comprising a plurality of levels; b) a plurality of pallets movably located on said levels of said conveyor; c) a first elevator adapted to move between said plurality of levels along a first end of said conveyor, wherein said first elevator comprises first transfer means adopted to receive and to push pallets; d) a second elevator adapted to move between said plurality of levels along a second end of said conveyor wherein said second elevator comprises second transfer means adopted to push and to receive said pallets; e) said first and second elevators said plurality of pallets from said one level to another level; f) said first and second elevators move simultaneously to cooperatively advance said plurality of pallets, in a number of predetermined and possibly different paths along said levels of said conveyor, wherein a possibility of changing order of said pallets in relationship to one another exists.