The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 21, 2025
Filed:
Oct. 20, 2023
Pratt & Whitney Canada Corp., Longueuil, CA;
Audrey Brouillet, Saint-Basile-le-Grand, CA;
Daniel Alecu, Brampton, CA;
Felix Gauthier, Longueuil, CA;
PRATT & WHITNEY CANADA CORP., Longueuil, CA;
Abstract
An aircraft engine, has: an oil circuit fluidly connecting an oil reservoir to components of the aircraft engine; and a de-aerator fluidly connected to the oil circuit and located downstream of the components relative to a flow of the oil through the oil circuit, the de-aerator feeding the flow of the oil into the reservoir, the de-aerator having: a nozzle extending from a nozzle inlet to a nozzle outlet along a flow passage delimited by a peripheral wall, the peripheral wall extending around a central axis of the nozzle, a flow circulating area of the flow passage decreasing from the nozzle inlet to the nozzle outlet; and a deflector projecting from the peripheral wall of the nozzle at the nozzle outlet, the deflector having a curved section extending between a proximal end at the nozzle outlet and a distal end, the deflector intersected by the central axis of the nozzle.