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:
Nov. 07, 2017

Filed:

Mar. 26, 2015
Applicant:

Ansaldo Energia Switzerland Ag, Baden, CH;

Inventors:

Luiz Claudio Fernandes, Palm Beach Gardens, FL (US);

Brian Richardson, Jupiter, FL (US);

Peter Stuttaford, Jupiter, FL (US);

Sumit Soni, Jupiter, FL (US);

David Schlamp, Jupiter, FL (US);

Chiluwata Lungu, Atlanta, GA (US);

Justin Bosnoian, Juno Beach, FL (US);

Nicolas Demougeot, Stuart, FL (US);

Kevin B. Powell, Jupiter, FL (US);

Brandon Hill, Jensen Beach, FL (US);

Marc Paskin, Parkland, FL (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F23R 3/28 (2006.01); F23D 14/02 (2006.01); F23D 14/34 (2006.01); F23D 14/58 (2006.01); F23R 3/14 (2006.01); F23R 3/26 (2006.01);
U.S. Cl.
CPC ...
F23D 14/02 (2013.01); F23D 14/34 (2013.01); F23D 14/58 (2013.01); F23R 3/14 (2013.01); F23R 3/26 (2013.01); F23R 3/286 (2013.01);
Abstract

The present invention discloses a novel apparatus and way for directing a supply of compressed air into a fuel nozzle assembly for mixing with a fuel source. The apparatus comprises a fuel nozzle assembly having a plurality of coaxial tubes and radially-extending swirler vanes for directing a supply of fuel to a mixing tube. Compressed air is directed to flow in a primarily axial direction by passing through a hemispherically-shaped dome portion at an air inlet region of the fuel nozzle assembly. The hemispherically-shaped dome includes a plurality of openings for directing air into the fuel nozzle assembly in a direction having a radial and axial component.


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