US Patent Issued to Rolls-Royce on Sept. 1 for "Rotor assembly" (British Inventor)

ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,726,060, issued on Sept. 1, was assigned to Rolls-Royce plc (London).

"Rotor assembly" was invented by Robert C. Backhouse (Wells, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "The disclosure relates to a stator assembly for an electric machine. Example embodiments disclosed include a rotor assembly for an electric machine, the rotor assembly comprising: a rotor core; a plurality of magnets arranged around the rotor core; and a cylindrical rotor sleeve surrounding the plurality of magnets, wherein the rotor sleeve comprises a laminated composite material having an array of ferromagnetic pins extending through a thickness of the rotor slee...