Device designed to allow a flow of air from the environment directed towards an interior space.

摘要

Element (1, 10) comprising a device (8) located in a wall section (2a, 15) of said element (1, 10) and designed to allow a flow of air from an atmosphere and directed into an interior space (3, 17) of said element (1, 10), the device (8) a step (20) allowing said flow of air from the atmosphere and facing said interior space (3, 17), comprising wherein the device comprises a convex surface area (19) facing the environment in which the passage (20) extends through said convex surface area (19), wherein the step (20) is defined by a portion of wall in said convex surface area (19) and has a substantially tapered in a direction from the interior space (3, 17) and directed towards said environment.