ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,391,488, issued on Aug. 19, was assigned to Ralphs-Pugh Co. Inc. (Benicia, Calif.).
"High-release driven conveyor roller" was invented by Glen Langstaff (Fairfield, Calif.), Casey Pugh (Walnut Creek, Calif.) and Mike Tripp (Sacramento, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A conveyor roller may include a roller body, the roller body comprising a metal tube having an inner surface and an outer surface. A conveyor roller may include a roller shaft for supporting the roller body. A conveyor roller may include a bearing assembly coupled with the inner surface of the roller body, the bearing assembly configured to facilitate rotation of the r...