US Patent Issued to Rolls-Royce North American Technologies on April 8 for "Variable stator vane assembly with magnetic actuation rotor for gas turbine engines" (Indiana Inventors)

ALEXANDRIA, Va., April 9 -- United States Patent no. 12,270,309, issued on April 8, was assigned to Rolls-Royce North American Technologies Inc. (Indianapolis).

"Variable stator vane assembly with magnetic actuation rotor for gas turbine engines" was invented by Timothy Unton (Noblesville, Ind.), Andrew Eifert (Indianapolis) and Michael Moser (Brownsburg, Ind.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A vane assembly includes a casing, vanes, and an actuator assembly. The vanes are arranged within the casing and are rotatably coupled to the casing for rotation relative thereto and configured to rotate about their pitch axes. The actuator assembly is arranged radially outward of the casing and includes a...