FIELD: aircraft engineering.
SUBSTANCE: frame of aircraft rear fuselage section, which receives tail fins loads, comprises first section (11), made with possibility to withstand these external loads, and second section along remaining fuselage perimeter. First section (11) comprises: a) support part (21), which must be attached to fuselage skin (13); b) upper part (23); c) wall (25) with reinforcing parts (27, 27') for receiving external loads and plurality of X-shaped parts (31), connected by ends to support part (21) and upper part (23); d) two connecting parts (39, 39') of support part (21) and upper part (23) ends with frame second section.
EFFECT: invention is aimed at simplification of frame manufacturing.
14 cl, 8 dwg
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