Method and mould for creating an aerodynamic element comprising riblets
AssigneeSafran
InventorsNicolas LANFANT, Emilie GONCALVES
Life of this patent
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Abstract
A method for making an aerodynamic element, particularly for an aircraft, including an external face and a plurality of parallel ribs and/or grooves formed on the external face, the method including making the element and its ribs and/or its grooves simultaneously with a mold, including a step to supply a film made of a deformable material that includes ribs and/or grooves complementary to the ribs and/or grooves of the element, a step to position the film on a wall of the mold, a step in which the element is molded, a step in which the element is separated from the mold simultaneously with the film, and a step in which the film is separated from the element.
Claims11
1-10. (canceled)
A method for making an aerodynamic element comprising an external face and a plurality of parallel ribs and/or grooves formed on said external face, the method comprising making said element and said ribs and/or grooves simultaneously with a mold, and comprising the steps of:
- supplying a film made of a deformable material that comprises ribs and/or grooves complementary to the ribs and/or grooves of said element,
- positioning the film on a wall of the mold,
- molding the element,
- separating the element from the mold simultaneously with said film, and
- separating the film is from the element.
Dependencies are inferred from the claim text.