ALEXANDRIA, Va., June 18 -- United States Patent no. 12,326,259, issued on June 10, was assigned to PRATT & WHITNEY CANADA CORP. (Longueuil, Canada).
"Fuel swirler for pressure fuel nozzles" was invented by Roger Antony Francis (Markham, Canada) and Nadia Swaby (York, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A fuel swirler has a swirler housing defining an interior chamber having a fuel outlet at a downstream end. A swirler core is mounted inside the interior chamber. The swirler core has a downstream end portion with one or more fuel channels disposed thereon. The one or more fuel channels is in fluid communication with the fuel outlet. An internal bore extends longitudinally through the swirle...