ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,879, issued on June 17, was assigned to PRATT & WHITNEY CANADA CORP. (Longueuil, Canada).
"Blowdown valve with air-oil separation" was invented by Laslo Diosady (Etobicoke, Canada) and Daniel Alecu (Brampton, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "Blowdown valves and associated methods for separating oil and air in a lubrication system of an aircraft engine are provided. A method includes receiving a mixture of air and oil at a blowdown valve including a valve member movable between a valve-closed position and a valve-open position. With the valve member in the valve-open position, the method includes impinging the mixture against the...