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:
Jan. 14, 2020
Filed:
Feb. 18, 2016
Pratt & Whitney Canada Corp., Longueuil, CA;
Sylvain Lamarre, Boucherville, CA;
Mike Fontaine, Boucherville, CA;
Andre Julien, Ste-Julie, CA;
Michael Gaul, Montreal, CA;
Jean Thomassin, Ste-Julie, CA;
Lazar Mitrovic, Longueuil, CA;
Ilya B. Medvedev, St-Petersburg, RU;
Sergey Usikov, St-Petersburg, RU;
Andrey Zolotov, St-Petersburg, RU;
Pratt & Whitney Canada Corp., Longueuil, Quebec, CA;
Abstract
A compound engine assembly with an engine core including at least one internal combustion engine, a turbine section, and a compressor having an outlet in fluid communication with an inlet of the engine core. A casing is connected to the turbine section, compressor and engine core. A mount cage is connected to mounts attached to the casing between the compressor and a hot zone including the turbine section and exhaust pipe(s). The struts are separated from the hot zone by at least one firewall. The mount cage may include a plurality of struts all extending from the mounts away from the turbine section and engine core. The casing may be a gearbox module casing through which the turbine shaft in engaged with the engine shaft. The mount cage may be completely contained within an axial space with the turbine section and exhaust pipe(s) being located outside of the axial space.