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:
Dec. 21, 2017
Pratt & Whitney Canada Corp., Longueuil, CA;
Jean Thomassin, Sainte-Julie, CA;
Sebastien Bolduc, St-Bruno-de-Montarville, CA;
Bruno Villeneuve, Boucherville, CA;
Stephane Berube, St-Philippe, CA;
Mike Fontaine, Boucherville, CA;
David Gagnon-Martin, Longueuil, CA;
Andre Julien, Ste-Julie, CA;
Mark Cunningham, Montreal, CA;
Serge LaFortune, Laval, CA;
Pierre-Yves Legare, Chambly, CA;
Pratt & Whitney Canada Corp., Longueuil, Quebec, CA;
Abstract
An engine assembly including an engine core including at least one internal combustion engine each including a rotor sealingly and rotationally received within a respective internal cavity to provide rotating chambers of variable volume in the respective internal cavity, a compressor having an outlet in fluid communication with an inlet of the engine core, a first intake conduit in fluid communication with an inlet of the compressor and with a first source of air, a second intake conduit in fluid communication with the inlet of the compressor and with a second source of air warmer than the first source of air, and a selector valve configurable to selectively open and close at least the fluid communication between the inlet of the compressor and the first intake conduit. A method of supplying air to a compressor is also discussed.