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.
Patent No.:
Date of Patent:
Aug. 19, 2025
Filed:
Jun. 02, 2023
Applicant:
Raytheon Technologies Corporation, Farmington, CT (US);
Inventors:
Russell Kim, Temecula, CA (US);
Raymond Surace, Newington, CT (US);
James T. Roach, Vernon, CT (US);
Jonas Banhos, West Hartford, CT (US);
Assignee:
RTX CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/00 (2006.01); F01D 5/28 (2006.01);
U.S. Cl.
CPC ...
F01D 5/282 (2013.01); F05D 2230/50 (2013.01); F05D 2300/6033 (2013.01);
Abstract
An airfoil for a gas turbine engine includes an airfoil section and a platform that has a non-gaspath side, a flange that extends from the non-gaspath side, and a gaspath side from which the airfoil section extends. The flange is comprised of a sandwich composite that includes first and second ceramic matrix composite (CMC) skins that each have at least one 2-D ceramic fiber ply, and a cellular core disposed between the first and second CMC skins.