ALEXANDRIA, Va., July 3 -- United States Patent no. 12,344,471, issued on July 1, was assigned to OCADO INNOVATION Ltd. (Hatfield, Great Britain).
"Automated storage systems, and devices" was invented by Matthew Whelan (Hatfield, Great Britain) and Wilhelm Johannisson (Hatfield, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A load handling device is disclosed for lifting and moving storage containers stacked in a grid framework structure having first and second sets of parallel rails or tracks. The load handling device includes: a body mounted on first and second sets of wheels arranged to engage with the tracks. A direction-change assembly is arranged to raise or lower the first set of wheels...