AIRCRAFT FUSELAGE STIFFENER FORMED FROM A SHEET FOLDED OVER ONTO ITSELF
    11.
    发明申请
    AIRCRAFT FUSELAGE STIFFENER FORMED FROM A SHEET FOLDED OVER ONTO ITSELF 有权
    从折叠成片的飞机组成的飞机冲击加强装置

    公开(公告)号:US20150367929A1

    公开(公告)日:2015-12-24

    申请号:US14742167

    申请日:2015-06-17

    IPC分类号: B64C1/06

    CPC分类号: B64C1/06 B64C1/061 B64C1/064

    摘要: The disclosure herein relates to an aircraft fuselage stiffener including a heel, a flange, and a web connecting the heel and the flange, this stiffener comprising a folded sheet extending along the length of the heel, the web and the flange. In addition, to improve the mechanical behaviour of the stiffener, the folded sheet includes on the one hand a main portion extending along the length of the heel, the web and the flange, and on the other hand at least one folded-over portion forming a lining of the main portion over at least part of the web and/or the heel and/or the flange.

    摘要翻译: 本文的公开内容涉及飞机机身加强件,其包括跟部,凸缘和连接脚跟和凸缘的腹板,该加强件包括沿着跟部的长度,腹板和凸缘延伸的折叠片。 此外,为了改善加强件的机械性能,折叠片材一方面包括沿着跟部的长度延伸的主要部分,幅材和凸缘,另一方面包括至少一个折叠部分形成 在所述幅材的至少一部分和/或所述跟部和/或所述凸缘上的主要部分的衬里。