ALEXANDRIA, Va., March 3 -- United States Patent no. 12,565,842, issued on March 3, was assigned to General Electric Co. (Evendale, Ohio).
"Airfoil having a film hole" was invented by Douglas Gerard Konitzer (West Chester, Ohio), Ronald Scott Bunker (West Chester, Ohio) and Robert David Briggs (West Chester, Ohio).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method and apparatus for minimizing engine weight for a turbine engine by utilizing one or more discrete protuberances disposed on an engine component wall. The wall can have a nominal thickness to decrease engine weight while the protuberances can provide increased discrete thicknesses for providing one or more cooling holes. The increased thickness ...