ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,401,242, issued on Aug. 26, was assigned to Volvo Car Corp. (Gothenburg, Sweden).
"Electric motor comprising a flux barrier" was invented by Shafigh Nategh (Molnlycke, Sweden) and Johan Cederlund (Torslanda, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electric motor is provided including a rotor and an outer member that is coaxially placed around the inner member and having radially oriented teeth. The teeth have end parts with a width Wt, adjacent teeth being separated by a slot of slot width Wg. A number of barrier members are provided in the inner member near the inner perimeter, each barrier member having a width Wb that generally corre...