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A wing, particularly an airfoil of an aircraft, having a changeable profile, which extends in the wing depth direction (5) running essentially in the flow direction and transversely thereto in the wing span direction and has a first planking (55a) and a second planking (55b), and having a flexible a

A wing, particularly an airfoil of an aircraft, having a changeable profile, which extends in the wing depth direction (5) running essentially in the flow direction and transversely thereto in the wing span direction and has a first planking (55a) and a second planking (55b), and having a flexible area (11), through which the profile of the wing (1) is adjustable, is described. The flexible area (11) may comprise one or more than one vortex elements (154") extending in a longitudinal direction, which are connected to one another in an articulated way on their longitudinal sides in a predefined dimension via joint areas (169") and between which the first planking (55a) and the second planking (55b) are provided, the vortex elements (154") having a transmission area (164"), which runs transversely to their longitudinal direction and is connected to the first planking (55a), and a drive or adjustment area (163"), which is at a distance in the vertical direction and is coupled to an adjustment mechanism (505") for moving the vortex elements (154") around the joint areas (169"), the adjustment mechanism (505") containing one or more lever elements (507"), which are coupled between the drive or adjustment area (163") of the lever elements (154") and the second planking (55b) and are rotatable or pivotable by one or more drive elements (509") so as to mutually displace drive or adjustment area (163") and second planking (55b) to change the wing profile in response to a corresponding externally supplied control signal.

대표청구항 ▼

What is claimed is: 1. A wing having a changeable profile and extending in an airflow direction and in a direction substantially transverse to the airflow direction, the wing comprising: a first planking; a second planking; and an adjustment mechanism; comprising: a drive element, a lever element,

What is claimed is: 1. A wing having a changeable profile and extending in an airflow direction and in a direction substantially transverse to the airflow direction, the wing comprising: a first planking; a second planking; and an adjustment mechanism; comprising: a drive element, a lever element, and a vortex element having a drive or adjustment area, wherein the lever element is coupled, rotatably or pivotably, between the second planking on a first side of the lever element and the drive or adjustment area of the vortex element at an axis of rotation of the lever element, the axis of rotation of the lever element being disposed either at a second side of the lever element or between the first side and the second side of the lever element, and the vortex element extending in a longitudinal direction and having a longitudinal side articulatedly coupled to the wing at a joint area between the first planking and the second planking, the vortex element having a transmission area extending transversely to the longitudinal direction and being coupled to the first planking, and the drive or adjustment area is disposed at a distance in a vertical direction, wherein the adjustment mechanism is coupled to the wing such that the drive element is capable of mutually displacing the drive or adjustment area and the second planking by rotating or pivoting the lever element, changing the profile of the wing, in response to an externally supplied control signal. 2. The wing of claim 1, wherein the adjustment mechanism includes a plurality of the lever elements and a plurality of the vortex elements, each of the plurality of the vortex elements being disposed one behind the other, and each of the plurality of lever elements is coupled on the first side to the second planking and on the second side or on an axis of rotation of each of the plurality of the lever elements to the drive or adjustment area of a respective one of the plurality of the vortex elements, wherein a rotation or pivot of one of the plurality of the lever elements by the drive element causes mutual displacement of the drive or adjustment area and the second planking. 3. The wing of claim 1, wherein the lever element is coupled to the drive element and the axis of rotation of the lever element is mounted on the drive or adjustment area of the vortex element such that the vortex element is rotatable. 4. The wing of claim 1, wherein the drive element is formed by a drive cable, whose length, location or both thereof are changeable, wherein changing of the length, the location or both thereof, causes a rotation or pivot of the lever element changing the profile of the wing in response to the externally supplied control signal. 5. The wing of claim 4, wherein the vortex element is one of a plurality of vortex elements, each of the plurality of vortex elements being disposed one behind the other. 6. The wing of claim 5, wherein the adjustment mechanism includes a plurality of drive elements, and one of the drive elements, is disposed between an adjacent pair of two adjacent vortex elements and is coupled between the drive or adjustment area of one of the two adjacent vortex elements and the second side of the lever element of the other one of the two adjacent vortex elements. 7. The wing of claim 6, wherein a first one of the plurality of vortex elements in the drive direction is coupled to an actuator device, which is connected to the lever elements of the first vortex elements or directly to the drive or adjustment area of the first one of the plurality of vortex elements. 8. The wing of claim 5, wherein the adjustment mechanism includes a plurality of drive elements, and one of the plurality of drive elements is disposed between two adjacent vortex elements of the plurality of vortex elements and comprises an actuator device having a length changeable in response to the externally supplied control signal. 9. The wing of claim 5, wherein the second planking is divided at two adjacent vortex elements into individual planking segments, the individual planking segments being displaceable toward one another upon change of the shape of the wing profile to equalize length between the first planking and the second planking. 10. The wing of claim 9, wherein the individual planking segments include a first planking segment and a second planking segment, adjacent to the first planking segment, and the first planking segment is coupled to the first side of the lever element, and the second planking segment is coupled to the drive or adjustment area of the vortex element coupled to the lever element, whereby rotation or pivot of the lever element causes a change of the shape of the wing profile and a change of the mutual location of the neighboring planking segments. 11. The wing of claim 1, wherein the lever element is formed by a roller-shaped element, and one side of a circumference of the roller-shaped element presses against a portion of the second planking and an opposite side of the circumference of the roller-shaped element presses against a portion of the drive or adjustment area of the vortex element or is coupled to the drive element. 12. The wing of claim 11, wherein the roller-shaped element is guided by a flexible band arrangement to produce a rolling movement between the portion of the second planking and either the portion of the drive or adjustment area of the vortex element or the drive element. 13. The wing of claim 1, wherein the second planking is implemented as undivided at two neighboring vortex elements, and a device for length equalization between the first planking and the second planking is provided. 14. The wing of claim 1, wherein the vortex elements has a substantially triangular basic shape in cross-section, wherein the transmission area is formed by the base of the substantially triangular basic shape and the drive or adjustment area is formed by an opposite tip of the substantially triangular basic shape. 15. The wing of claim 1, wherein a pendulum joint is provided for equalizing a relative movement between the first planking and the vortex element, and the transmission area of the vortex element is coupled to the first planking using the pendulum joint. 16. The wing of claim 15, wherein the joint area or pendulum joint or both thereof are formed by elastic joints. 17. The wing of claim 16, wherein the joint area or the pendulum joint or both thereof are formed by bands having bending elasticity. 18. The wing of claim 1, wherein the joint area and a pendulum joint are formed by a shared joint. 19. The wing of claim 18, wherein the adjustment mechanism includes a plurality of vortex elements and each of the plurality of vortex elements is triangular, has three sides, and the shared joint is formed by bands having bending elasticity, wherein each of the bands extends in an extension of one of the three sides of the each of the plurality of vortex elements, has one side fixed thereon, and intersect one another, and another side is fixed on the first planking of the wing or passes into the first planking. 20. The wing of claim 1, wherein a spacer is provided between the first planking and the second planking, through which the first planking and the second planking are held at a predefined distance and a relative movement between the two plankings is simultaneously made upon change of the wing profile. 21. The wing of claim 20, wherein the spacer contains a roller-shaped element and a flexible band arrangement for guiding the roller-shaped element to perform a rolling movement of the roller-shaped element between the first planking and the second planking upon a relative movement between the first planking and the second planking. 22. The wing of claim 21, wherein the flexible band arrangement includes at least one flexible band guided around the roller-shaped element and the ends of the flexible band arrangements are fixed on the first planking, the second planking or both the first planking and the second planking. 23. The wing of claim 22, wherein the roller-shaped element is divided in the middle, and the flexible band is guided through the middle of the roller-shaped element and in different directions around each half of the roller-shaped element while reversing the direction of winding. 24. The wing of claim 1, wherein the drive element includes a drive lever pivotably connected to the lever element, such that when the drive lever pivotably rotates in response to the externally supplied control signal, then the lever element pivotably rotates, changing the profile of the wing. 25. The wing of claim 24, wherein the drive lever of the drive element is coupled to a rotating spindle or to a pushrod, and the rotating spindle or the pushrod pivotably rotates the driver lever in response to the externally supplied control signal. 26. The wing of claim 25, wherein the rotating spindle or the pushrod is disposed transversly to the longitudinal direction of the vortex element. 27. The wing of claim 26, wherein the rotating spindle is coupled to a rotating actuator, the rotating actuator rotating in response to the externally supplied control signal. 28. The wing of claim 27, wherein the rotating spindle is one of a plurality of rotating spindles, the drive lever is one of a plurality of drive levers, the lever element is one of a plurality of lever elements, and the vortex is one a plurality of vortex elements disposed one behind the other, and each of the vortex elements are coupled to the respective lever elements, the respective lever elements are pivotably connected to respective drive levers, the respective drive levers are coupled to respective rotating spindles, and each of the respective rotating spindles is couples to the rotating actuator, such that rotation of the rotating actuator in response to the externally supplied control signal rotates each of the respective lever elements, changing the profile of the wing. 29. The wing of claim 25, further comprising an intermediate lever articulatedly coupled between the drive lever and a sliding nut mounted on the rotating spindle, such that rotating the rotating spindle displaces the sliding nut along the rotating spindle, rotating the drive lever. 30. The wing of claim 25, further comprising an intermediate flexible band flexibly coupled between the drive lever and a sliding nut mounted on the rotating spindle, such that rotating the rotating spindle displaces the sliding nut along the rotating spindle, rotating the drive lever.