US Patent Issued to Pratt & Whitney Canada on Sept. 8 for "Jet nozzle effective area control system for gas turbine engine" (Canadian Inventors)

ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,658, issued on Sept. 8, was assigned to Pratt & Whitney Canada Corp. (Longueuil, Canada).

"Jet nozzle effective area control system for gas turbine engine" was invented by Eric S. Durocher (Boucherville, Canada) and Michel Labrecque (Ste-Julie, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "A gas turbine engine for an aircraft includes an outer bypass section wall, and a jet nozzle including at least one inflatable diaphragm. The at least one inflatable diaphragm is disposed along the outer bypass section wall. The gas turbine engine also includes a fluid pressure sensor configured to measure a fluid pressure within the at least one inflatabl...