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:
Aug. 08, 2023
Filed:
Oct. 14, 2020
Applicant:
Pratt & Whitney Canada Corp., Longueuil, CA;
Inventor:
Luc Dionne, Candiac, CA;
Assignee:
PRATT & WHITNEY CANADA CORP., Longueuil, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 25/08 (2006.01); B64D 33/08 (2006.01); F01P 5/06 (2006.01); F04D 29/58 (2006.01); F02B 53/02 (2006.01); F02B 61/04 (2006.01);
U.S. Cl.
CPC ...
F04D 25/082 (2013.01); B64D 33/08 (2013.01); F01P 5/06 (2013.01); F04D 29/5826 (2013.01); F02B 53/02 (2013.01); F02B 61/04 (2013.01); F05D 2220/323 (2013.01); F05D 2260/213 (2013.01);
Abstract
An aircraft propulsion system comprises an engine, a propeller drive shaft drivingly engaged with the engine, a propeller for propelling an aircraft and a fan driving cooling air along a flow path in thermal communication with the engine. The engine may be an internal combustion engine or other engine type having heat rejection requirements and the fan may facilitate cooling of the engine. The propulsion system may have a pusher configuration.