Patent ID: 7543698
Filing Date: 2009-06-09
Classification: B65G

Abstract:
1. An article elevator for moving lightweight open ended container bodies from a first level to a vertically spaced second level comprising; an input section at the first level for receiving container bodies, an elevator section for receiving container bodies from the input section, a discharge section at the second level for receiving container bodies from the elevator section, and a plurality of first arms, each of said first arms being movable above the input section, the elevator section and the discharge section to move a group of container bodies from the input section over the elevator section to the discharge section thereby moving successive groups of container bodies from the input section over the elevator section to the discharge section, including a sensor measuring the mass of assembly of container bodies at the input section, and a control connected to the sensor to regulate movement of the arms to maintain an assembly of container bodies adjacent to each of said arms at the input section.