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:
Mar. 29, 2022

Filed:

Jun. 06, 2018
Applicant:

United Technologies Corporation, Farmington, CT (US);

Inventors:

Nicholas Hunnewell, North Berwick, ME (US);

Michael J. Martel, Saco, ME (US);

Assignee:

RAYTHEON TECHNOLOGIES CORPORATION, Farmington, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 9/04 (2006.01);
U.S. Cl.
CPC ...
F01D 9/042 (2013.01); F01D 9/041 (2013.01); F05D 2230/60 (2013.01); F05D 2240/12 (2013.01);
Abstract

A stator assembly for use in a gas turbine engine is provided. The stator assembly including: a conical stator shroud including a radially inward surface and a radially outward surface opposite the radially inward surface; and a plurality of stator vanes integrally attached to the conical stator shroud, each of the plurality of stator vanes being integrally attached to the conical stator shroud at a base of the stator vane, wherein radially outward surface of the base of the stator vane mates flush with the radially inward surface of the conical stator shroud.


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