ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,480,408, issued on Nov. 25, was assigned to SAFRAN (Paris).
"High-pressure turbine vane including a cavity under a squealer tip" was invented by Leandre Ostino (Moissy-Cramayel, France), Romain Pierre Cariou (Moissy-Cramayel, France), Filippo Pagnoni (Moissy-Cramayel, France), Sylvain Paquin (Moissy-Cramayel, France) and Adrien Bernard Vincent Rollinger (Moissy-Cramayel, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a method for manufacturing a vane (11) of a turbine engine comprising a pressure-face wall (14) and a suction-face wall (15) spaced apart from one another, this vane (11) comprising a tip (S) with: a bottom w...