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. 04, 2019

Filed:

Dec. 31, 2013
Applicant:

Rolls-royce Corporation, Indianapolis, IN (US);

Inventor:

Bronwyn Power, Brownsburg, IN (US);

Assignee:

Rolls-Royce Corporation, Indianapolis, IN (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 9/02 (2006.01); F01D 25/28 (2006.01);
U.S. Cl.
CPC ...
F01D 9/02 (2013.01); F01D 25/28 (2013.01); F05D 2240/124 (2013.01); F05D 2250/70 (2013.01); F05D 2250/713 (2013.01);
Abstract

A gas turbine engine strut has a forebody positioned upstream of a point of maximum thickness and an aft body positioned downstream of the point of maximum thickness. The aft body has a discontinuity in a curvature distribution which provides for a 'subsonic shock.' The discontinuity in curvature distribution can include in inflection point that marks a transition from a curvature associated with an upstream portion of the aft body to a second curvature associated with a downstream portion of the aft body. In some forms, the aft body can additionally include boundary layer aspiration. The gas turbine engine strut can be symmetrical about a centerline.


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