公开(公告)号：US10941667B2

公开(公告)日：2021-03-09

申请号：US16174553

申请日：2018-10-30

Applicant: SAFRAN AIRCRAFT ENGINES

Inventor： Claire Marie Figeureu ,  Eric Pierre Georges Lemarechal ,  Benjamin Bulot ,  Mathieu Simon Paul Gruber ,  Raphael Barrier ,  Cyril Polacsek

IPC: F01D9/04 ,  F01D5/14 ,  F04D29/68 ,  F04D29/54 ,  F04D29/66 ,  F01D25/16 ,  F01D5/28

Abstract: A stator vane including a vane root, a vane tip, a leading edge extending between the root and the tip, the leading edge having a serrated profile having a succession of teeth and of troughs each having an amplitude and a thickness, wherein a series of at least three teeth and three consecutive troughs starting from the vane root and/or from the vane tip have a growing amplitude and/or thickness.