US Patent Issued to Magna Powertrain of America on Sept. 1 for "Coaxial emotor lubrication system and method" (Michigan Inventors)

ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,726,083, issued on Sept. 1, was assigned to Magna Powertrain of America Inc..

"Coaxial emotor lubrication system and method" was invented by Ben Delger (Warren, Mich.), Ryan Strand (Rochester Hills, Mich.) and Ryan Shaw (Clarkston, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electric drive module has an electric motor with a hollow rotor and a gearbox output shaft extending coaxially within the hollow rotor. Cooling medium cycles through an annular volume defined between the rotor and the shaft. A distribution housing is fixed relative to the motor housing and extends around the output shaft to define an annular chamber that receives cooling...