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. 20, 2018

Filed:

Aug. 13, 2014
Applicant:

United Technologies Corporation, Farmington, CT (US);

Inventors:

Ken F. Blaney, Middleton, NH (US);

Michael S. Stevens, Alfred, ME (US);

Assignee:

United Technologies Corporation, Farmington, CT (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 25/12 (2006.01); F01D 5/08 (2006.01); F04D 29/58 (2006.01); F02C 7/18 (2006.01); F01D 9/02 (2006.01); F01D 25/24 (2006.01); F01D 25/14 (2006.01); F02C 6/08 (2006.01);
U.S. Cl.
CPC ...
F01D 25/12 (2013.01); F01D 5/081 (2013.01); F04D 29/584 (2013.01); F01D 5/082 (2013.01); F01D 9/02 (2013.01); F01D 25/14 (2013.01); F01D 25/24 (2013.01); F02C 6/08 (2013.01); F02C 7/18 (2013.01); F05D 2220/32 (2013.01); F05D 2260/14 (2013.01); F05D 2260/20 (2013.01);
Abstract

A duct assembly according to an exemplary aspect of the present disclosure includes, among other things, a casing body that extends between a flange and a wall, a first discrete cooling passage formed in the casing body and a second discrete cooling passage circumferentially spaced from the first discrete cooling passage. At least one of the first discrete cooling passage and the second discrete cooling passage includes an axial portion and a tangential portion configured to turn a cooling fluid communicated in each of the first and second discrete cooling passages.


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