US Patent Issued to PRATT & WHITNEY CANADA on Feb. 10 for "Inducing windmilling to allow oil flow during fire-induced emergency state" (Canadian Inventors)

ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,232, issued on Feb. 10, was assigned to PRATT & WHITNEY CANADA CORP. (Longueuil, Canada).

"Inducing windmilling to allow oil flow during fire-induced emergency state" was invented by John Sgouromitis (Dorval, Canada), Richard Brandt (Saint Lambert, Canada) and Mark Feeney (Candiac, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method is provided for operating an aircraft engine in a fire-induced emergency state. The engine is housed in a nacelle defining a nacelle bypass duct having a first outlet fluidly connected to an inlet of the engine and a second outlet fluidly connected to an environment external to the nacelle. An indication of a ...