Support structure for a retractable and extendable flap, and use of said structure

摘要

The invention relates to a support structure for a retractable and extendable flap (12) associated with an object (14), surrounded by a flowing fluid, comprising a shell profile (16) that has a fluid/aerodynamic low-drag form on the outer side and on the inner side forms a chamber (18) for at least partially receiving a device (20) for retracting and extending the flap (12).