ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,454,911, issued on Oct. 28, was assigned to RTX Corp. (Farmington, Conn.).
"Bleeding core air from a turbine engine core flowpath" was invented by Michael G. McCaffrey (Windsor, Conn.) and Mark F. Zelesky (Bolton, Conn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An assembly is provided for a turbine engine. This assembly includes an engine core configured to drive rotation of a propulsor rotor. The engine core includes a first compressor section, a second compressor section, a flowpath, a bleed port, an inner passage and an outer passage. The first compressor section and the second compressor section are arranged axially along an axis. The flowpath ...