US Patent Issued to RTX on July 15 for "Case flowpath repair system and method" (Maine, New Hampshire, Washington Inventors)

ALEXANDRIA, Va., July 16 -- United States Patent no. 12,359,297, issued on July 15, was assigned to RTX Corp. (Farmington, Conn.).

"Case flowpath repair system and method" was invented by Heather Danielsen (Bremerton, Wash.), Norman J. Gagnon (Rochester, N.H.), Keith C. Pooler (Lebanon, Maine), Jason L. Christiansen (Madbury, N.H.) and Michael G. Fischer (Somersworth, N.H.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for repairing a flow path surface of a case for a variable vane assembly includes measuring a wear depth at a location within a wear recess formed in the flow path surface of the case, determining a coating thickness corresponding to the wear depth at the location, and repairing the f...