ALEXANDRIA, Va., March 19 -- United States Patent no. 12,253,153, issued on March 18, was assigned to BorgWarner Inc. (Auburn Hills, Mich.).
"Differentials with face gears for electrical drive systems" was invented by Philip Kellogg (Macomb, Mich.), Tao Peng (Canton, Mich.) and Andreas Mayer (Clarkston, Mich.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electric drive system in a battery electric vehicle (BEV) includes an output shaft, configured to couple with a drive wheel of the BEV, having a face gear at a distal end; a differential, including a pinion gear cage receiving pinion gears rotatably connected to the pinion gear cage via gear pins; and a housing that receives the differential having an ou...