MAIN FRAME OF TWIN-ENGINED FLYING VEHICLE

摘要

FIELD: aviation. SUBSTANCE: frame consists of outer and inner profiles connected by wall strengthened by stiffeners. Profiles are made of load-bearing strakes; strakes of inner profiles are just one-sided surfaces of Moebius sheet type which are located symmetrically as mirror image relative to each other. EFFECT: enhanced efficiency and reduced mass. 2 cl, 3 dwg