| 摘要 |
aviation; helicopters in particular. SUBSTANCE: proposed fuselage has nose and central sections which include primary structure of strong and normal frames, longitudinal beams, stringers forming skeletons of panels and smooth stressed skin connected with skeleton; starboard side panel of central fuselage has opening with edge former over contour and sliding door closing this opening is mounted on panel outside. Fuselage is strengthened at areas where openings are made by introducing additional strengthening members. EFFECT: extended functional and operating capabilities at retained rigidity and strength of structural members of helicopter. 4 cl, 3 dwg
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