Patent ID: 6607168
Filing Date: 2003-08-19
Classification: B63B,B63H,B64C,G01V,Y02T

Abstract:
A structure for producing lift in a fluid medium subject to a flow, the structure having a main elongation direction and finishing in a free end contour (12, 36), the free end contour including a plurality of ridges (18, 25, 28, 38) arranged in succession in the direction of the flow and not parallel to the direction of the flow, characterised in that it is fitted with an end structure including a plate (8) approximately perpendicular to a main portion of the structure and which possesses the free end contour (12), and in that the ridges are located on an edge of the plate extending approximately in the direction of flow and located on a low-pressure side (3) of the fluid delimited by the main portion (1) of the structure.