US 12,129,793 B2
Manufacture of an air inlet lip or ring sector of an air inlet lip incorporating openings with turned-in edges
Fabienne Quenu, Moissy-Cramayel (FR); Vincent Dutot, Moissy-Cramayel (FR); Bertrand Pierre Martin Leroyer, Moissy-Cramayel (FR); and François Taillard, Moissy-Cramayel (FR)
Assigned to SAFRAN NACELLES, Gonfreville-l'Orcher (FR)
Appl. No. 18/249,394
Filed by SAFRAN NACELLES, Gonfreville-l'Orcher (FR)
PCT Filed Oct. 20, 2021, PCT No. PCT/FR2021/051833
§ 371(c)(1), (2) Date Apr. 18, 2023,
PCT Pub. No. WO2022/084629, PCT Pub. Date Apr. 28, 2022.
Claims priority of application No. 2010782 (FR), filed on Oct. 21, 2020.
Prior Publication US 2023/0287835 A1, Sep. 14, 2023
Int. Cl. F02C 7/04 (2006.01)
CPC F02C 7/04 (2013.01) [F05D 2230/25 (2013.01)] 9 Claims
OG exemplary drawing
 
7. A stationary air intake lip or a stationary air intake lip annular sector, the air intake lip or the air intake lip annular sector having a U-shaped section and comprising: a one-piece outer wall comprising one or more openings, each opening of the one or more openings including at least one inturned edge integrally formed with the outer wall and extending both radially and circumferentially inside the outer wall, and
wherein an add-on part is fixed to the at least one inturned edge of the one or more openings of the outer wall, the add-on part positioned radially inside the outer wall of the air intake lip or the air intake lip annular sector.