US Patent Issued to General Electric on Nov. 4 for "Variable pitch airfoil assembly for a gas turbine engine" (Ohio, Maine Inventors)

ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,460,557, issued on Nov. 4, was assigned to General Electric Co. (Evendale, Ohio).

"Variable pitch airfoil assembly for a gas turbine engine" was invented by Zachary Pebley (Fairfield Township, Ohio), Suryarghya Chakrabarti (Mason, Ohio), Shawn P. Riley (Liberty Township, Ohio) and Nicholas M. Daggett (Camden, Maine).

According to the abstract* released by the U.S. Patent & Trademark Office: "A variable pitch airfoil assembly for an engine includes a disk having an annular shape extending about an axial direction, an airfoil coupled to the disk via a platform, and at least one damping element disposed between the platform and the disk. The airfoil extends outwardly from the disk in a r...