ALEXANDRIA, Va., July 9 -- United States Patent no. 12,352,172, issued on July 8, was assigned to RTX Corp. (Farmington, Conn.).
"Seal slot with coating" was invented by Raymond Surace (Newington, Conn.), Robert A. White III (Meriden, Conn.), Howard J. Liles (Newington, Conn.) and Bryan P. Dube (Chepachet, R.I.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of coating a seal slot includes applying a coating to a slot in a component and machining the coating to provide an open height configured to receive a seal. After the machining a surface roughness of the coating is less than about 100 ra. A scaling assembly is also disclosed."
The patent was filed on Nov. 29, 2022, under Application No. 18/071,...