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:
Sep. 15, 2026
Filed:
Aug. 26, 2025
Pratt & Whitney Canada Corp., Longueuil, CA;
Guy Lefebvre, St-Bruno-de-Montarville, CA;
François Doyon, Ste-Julie, CA;
PRATT & WHITNEY CANADA CORP., Longueuil, CA;
Abstract
An exhaust system for an aircraft engine, has: a turbine exhaust duct (TED) having an annular inlet conduit and outlet conduits extending generally radially outward relative to the annular inlet conduit; an exhaust case surrounding the TED, the exhaust case having openings, each of the outlet conduits received through a respective one of the openings; and exhaust conduits secured to the exhaust case and each extending around a respective one of the openings of the exhaust case, an exhaust conduit of the exhaust conduits including a duct protruding away from the exhaust case along a port axis and fluidly communicating with a respective one of the outlet conduits, a stiffener disposed radially outwardly of the duct relative to the port axis and extending away from the exhaust case, and a reinforcement member secured to the stiffener to increase an effective thickness of the stiffener.