US 11,939,888 B2
Airfoil anti-rotation ring and assembly
Raymond Surace, Newington, CT (US); and Robert A. White, III, Meriden, CT (US)
Assigned to RTX CORPORATION, Farmington, CT (US)
Filed by Raytheon Technologies Corporation, Farmington, CT (US)
Filed on Jun. 17, 2022, as Appl. No. 17/843,434.
Prior Publication US 2023/0407755 A1, Dec. 21, 2023
Int. Cl. F01D 9/04 (2006.01)
CPC F01D 9/041 (2013.01) [F05D 2230/60 (2013.01); F05D 2240/12 (2013.01); F05D 2300/175 (2013.01); F05D 2300/6033 (2013.01)] 8 Claims
OG exemplary drawing
 
1. An assembly for a gas turbine engine comprising:
a vane disposed about an axis and having a radially outer platform, a flange projecting radially outwardly from the radially outer platform, and a notch extending axially through the flange such that the notch opens at forward and aft flange faces of the flange; and
a ring located radially outward of the radially outer platform, the ring having axially forward and aft ring faces and a lug extending axially from the forward ring face, the lug extending axially through the notch on the flange and limiting circumferential movement of the vane.