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. 14, 2017

Filed:

Jul. 24, 2014
Applicant:

Snecma, Paris, FR;

Inventors:

Guillaume Pouyau, Paris, FR;

Nicolas Sirvin, Brunoy, FR;

Assignee:

SNECMA, Paris, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02K 1/04 (2006.01); F02K 1/82 (2006.01); F01D 25/30 (2006.01); F01D 5/14 (2006.01); B64D 33/04 (2006.01); F01D 17/10 (2006.01); F01D 17/14 (2006.01); F01D 25/04 (2006.01); B21D 53/84 (2006.01); B23P 23/00 (2006.01);
U.S. Cl.
CPC ...
F02K 1/04 (2013.01); B21D 53/84 (2013.01); B23P 23/00 (2013.01); B64D 33/04 (2013.01); F01D 5/143 (2013.01); F01D 17/10 (2013.01); F01D 17/141 (2013.01); F01D 17/145 (2013.01); F01D 25/04 (2013.01); F01D 25/30 (2013.01); F02K 1/82 (2013.01); Y02T 50/671 (2013.01); Y02T 50/673 (2013.01); Y10T 29/49323 (2015.01);
Abstract

An exhaust centerbody for a turbine engine is provided. The centerbody includes a truncated downstream part, which is connected to an upstream part by an annular ridge marking a discontinuity between the outer surfaces of the upstream and downstream parts. The outer surface of the downstream part has a substantially conical general shape, of which the tip is oriented downstream and is positioned in the region of the axis A, the axial half-section of this outer surface defining a line of which the upstream end part is substantially tangential to a straight line passing through the ridge and forming a non-zero angle α with a tangent to the outer surface of the upstream part, in the region of the ridge, and of which the downstream end part is substantially tangential to a straight line passing through the tip and forming a non-zero angle β with the axis A.


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