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:
Jul. 15, 2025

Filed:

Jul. 24, 2024
Applicant:

Rtx Corporation, Farmington, CT (US);

Inventor:

Christian Campbell, West Hartford, CT (US);

Assignee:

RTX Corporation, Farmington, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 9/04 (2006.01); B32B 5/02 (2006.01); B32B 5/26 (2006.01); B32B 38/08 (2006.01);
U.S. Cl.
CPC ...
F01D 9/041 (2013.01); B32B 5/02 (2013.01); B32B 5/26 (2013.01); B32B 38/08 (2013.01); B32B 2260/021 (2013.01); B32B 2260/046 (2013.01); B32B 2262/105 (2013.01); B32B 2305/076 (2013.01); B32B 2315/02 (2013.01); B32B 2603/00 (2013.01); F05D 2220/32 (2013.01); F05D 2230/23 (2013.01); F05D 2240/12 (2013.01); F05D 2300/6033 (2013.01);
Abstract

A ceramic matrix composite (CMC) vane includes a first platform, a second platform, at least one airfoil extending between and connected to the first platform and the second platform, and at least one integral transition region between the at least one airfoil and the first platform. The airfoil includes a shear tube layer positioned to abut the second platform. A first continuous single-folded fiber sheet forms the first platform, the at least one airfoil, and the at least one integral transition region and an additional fiber sheet overwraps the shear tube layer and the second platform to form a shear tube transition region.


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