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:
Jun. 03, 2025
Filed:
Dec. 03, 2020
Applicant:
Pratt & Whitney Canada Corp., Longueuil, CA;
Inventors:
Jean Thomassin, Ste Julie, CA;
Pierre Bertrand, Sherrington, CA;
Todd A. Spierling, Rockford, IL (US);
Chad M. Henze, Granby, CT (US);
Assignee:
PRATT & WHITNEY CANADA CORP., Longueuil, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64D 27/02 (2006.01); B64C 11/00 (2006.01); B64D 27/24 (2006.01);
U.S. Cl.
CPC ...
B64C 11/002 (2013.01); B64D 27/24 (2013.01); B64D 27/026 (2024.01);
Abstract
An aircraft propulsion system including at least first airmover, an electric motor configured to at least partially power the at least first airmover, wherein the first airmover includes a propeller having at least a first position configured to provide thrust to the aircraft and a second position configured to recharge a power source, wherein the second position is a reverse windmilling position, and a heat engine configured to at least partially power the first air mover or a second air mover.