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. 25, 2019

Filed:

Mar. 02, 2015
Applicant:

United Technologies Corporation, Farmington, CT (US);

Inventors:

Brandon W. Spangler, Vernon, CT (US);

Gina Cavallo, Watertown, CT (US);

Assignee:

UNITED TECHNOLOGIES CORPORATION, Farmington, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/18 (2006.01); F01D 9/06 (2006.01); F01D 9/04 (2006.01); F01D 25/12 (2006.01);
U.S. Cl.
CPC ...
F01D 9/065 (2013.01); F01D 5/188 (2013.01); F01D 9/041 (2013.01); F01D 25/12 (2013.01); F05D 2220/32 (2013.01); F05D 2230/64 (2013.01); F05D 2230/642 (2013.01); F05D 2240/12 (2013.01); F05D 2240/126 (2013.01); F05D 2260/221 (2013.01);
Abstract

An airfoil includes an airfoil body extending from an inner diameter platform to an opposed outer diameter platform along a longitudinal axis. The airfoil body defines a leading edge and a trailing edge and has a cavity defined between the leading edge, the trailing edge, the inner diameter platform and the outer diameter platform. The cavity includes an airfoil protrusion extending inward from an inner surface of the airfoil body. The airfoil includes a baffle body within the cavity extending along a baffle body axis. The baffle body has a baffle protrusion extending along a central protrusion axis at an angle with respect to the baffle body axis. The end of the baffle protrusion abuts an end of the airfoil protrusion. A flow path is defined between the inner surface of the airfoil body and the outer surface of the baffle body.


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