US 11,988,103 B2
Airfoils for a fan section of a turbine engine
Li Zheng, Latham, NY (US); Nicholas Joseph Kray, Mason, OH (US); and Changjie Sun, Clifton Park, NY (US)
Assigned to General Electric Company, Schenectady, NY (US)
Filed by General Electric Company, Schenectady, NY (US)
Filed on Oct. 27, 2021, as Appl. No. 17/511,866.
Prior Publication US 2023/0128806 A1, Apr. 27, 2023
Int. Cl. F01D 5/14 (2006.01); F01D 5/28 (2006.01); F01D 25/00 (2006.01)
CPC F01D 25/005 (2013.01) [F01D 5/14 (2013.01); F01D 5/28 (2013.01); F05D 2220/32 (2013.01); F05D 2230/60 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An airfoil for a fan section of a turbine engine, the airfoil comprising:
an airfoil body and an edge guard disposed about a leading edge of the airfoil body, wherein the airfoil body comprises a first material, and wherein the edge guard comprises a matrix composite, wherein the matrix composite has a toughness that is greater than a toughness of the first material, and wherein the edge guard comprises a heating conduit disposed within at least a portion of the edge guard.