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. 18, 2022
Filed:
Feb. 18, 2021
Applicant:
Pratt & Whitney Canada Corp., Longueuil, CA;
Inventors:
Guy Lefebvre, St-Bruno-de-Montarville, CA;
Remy Synnott, St-Jean-sur-Richelieu, CA;
Michael Paolucci, Kirkland, CA;
Assignee:
PRATT & WHITNEY CANADA CORP., Longueuil, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 25/30 (2006.01); F01N 13/00 (2010.01); F02K 1/78 (2006.01); F01D 21/00 (2006.01);
U.S. Cl.
CPC ...
F01N 13/008 (2013.01); F01D 21/003 (2013.01); F01D 25/30 (2013.01); F02K 1/78 (2013.01);
Abstract
A gas turbine engine exhaust system comprises an instrumented exhaust duct including a set of exhaust temperature probes installed at the exhaust end of the duct in an air space between the engine outer case and a surrounding engine nacelle. A shield is removably installed at the end of the exhaust duct to protect the probes and associated wiring in the air space.