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.

Date of Patent:
Jun. 26, 2018

Filed:

May. 02, 2016
Applicant:

Pratt & Whitney Canada Corp., Longueuil, CA;

Inventors:

Michael Gaul, Montreal, CA;

Andre Julien, Ste-Julie, CA;

Bruno Villeneuve, Boucherville, CA;

Assignee:

PRATT & WHITNEY CANADA CORP., Longueuil, Quebec, unknown;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B 53/12 (2006.01); F01C 1/22 (2006.01); F02B 19/10 (2006.01); F02B 53/10 (2006.01); F02B 55/08 (2006.01); F02B 19/12 (2006.01); F02B 53/02 (2006.01); F02M 53/02 (2006.01); F02P 19/02 (2006.01); F02B 55/14 (2006.01); F02B 53/00 (2006.01);
U.S. Cl.
CPC ...
F02B 53/12 (2013.01); F01C 1/22 (2013.01); F02B 19/108 (2013.01); F02B 19/12 (2013.01); F02B 53/02 (2013.01); F02B 53/10 (2013.01); F02B 55/08 (2013.01); F02M 53/02 (2013.01); F02P 19/02 (2013.01); F02B 55/14 (2013.01); F02B 2053/005 (2013.01); Y02T 10/125 (2013.01); Y02T 10/17 (2013.01);
Abstract

A rotary engine including an insert in one of the walls of the outer body. The insert has a pilot subchamber defined therein communicating with the internal cavity and includes a subchamber wall surrounding the pilot subchamber. A main fuel injector is in communication with the internal cavity at a location spaced apart from the insert. A pilot fuel injector is in communication with the pilot subchamber. A heating element extends within the subchamber wall completely outside of the pilot subchamber, in heat transfer communication with the subchamber wall. An outer body for a rotary engine and a method of combusting fuel in a rotary engine are also provided.


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