US 11,859,502 B2
Variable-pitch stator vane comprising aerodynamic fins
Christophe Scholtes, Moissy-Cramayel (FR)
Assigned to SAFRAN AIRCRAFT ENGINES, Paris (FR)
Appl. No. 17/754,606
Filed by SAFRAN AIRCRAFT ENGINES, Paris (FR)
PCT Filed Oct. 1, 2020, PCT No. PCT/FR2020/051723
§ 371(c)(1), (2) Date Apr. 7, 2022,
PCT Pub. No. WO2021/069817, PCT Pub. Date Apr. 15, 2021.
Claims priority of application No. 1911232 (FR), filed on Oct. 10, 2019.
Prior Publication US 2022/0389829 A1, Dec. 8, 2022
Int. Cl. F01D 17/16 (2006.01)
CPC F01D 17/16 (2013.01) [F05D 2220/323 (2013.01); F05D 2240/128 (2013.01); F05D 2260/60 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A variable-pitch stator vane for a turbine engine compressor stator, which extends in a longitudinal radial plane including a radially inner plate and a radially outer plate between which at least one blade extends,
each plate including a transverse longitudinal wall facing the other plate,
wherein said transverse longitudinal wall of at least one plate includes at least one fin protruding radially towards the other plate.