AIRCRAFT WING TORSION BOX INTEGRAL COMPOSITE UPPER PANEL Russian patent published in 2025 - IPC B64C3/26 

Abstract RU 2839494 C1

FIELD: aviation.

SUBSTANCE: invention relates to aircraft engineering. Integral composite top panel of aircraft wing torsion box comprises skin (1) and set of stringers (2) made from polymer composite material based on carbon fibre formed as a solid structure by vacuum infusion. Packing of polymer composite material includes from 1 to N packets consisting of 1 to n layers with laying angles 0/±45/90° with percentage of layers in laying: 50% in direction 0°, 40% in directions ±45°, 10% in direction 90°.

EFFECT: reduction in the weight of the product is achieved.

5 cl, 4 dwg

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RU 2 839 494 C1

Authors

Kulikov Sergei Vsevolodovich

Kuzik Pavel Aleksandrovich

Shchelkunov Anton Aleksandrovich

Kulagin Pavel Vladimirovich

Ulianov Aleksei Vladimirovich

Narmin Pavel Georgievich

Dates

2025-05-05Published

2024-10-18Filed