To provide a composite panel capable of enhancing crosswise direction pressure loading resistant performance of a composite structure (such as a composite structures usable in aircraft).SOLUTION: A composite panel 102 includes surface sheets 202 and 204 bonded to a foam core 206. The foam core 206 contains a wave type core sheet 208 formed of a material high in ductility (polyethylene, aluminum or the like). When crosswise direction pressure load is applied to the panel, core crash of a foam body is generated with elongation of the core sheet from an original wave-type shape into a curvature shape during deformation. Thereby, the panel can dissipate energy of the crosswise direction pressure load applied to the panel.SELECTED DRAWING: Figure 2

    【課題】複合構造物(航空機で使用されうる複合構造物など)の耐横方向圧力荷重能力を向上させることが可能な複合パネルを提供する。【解決手段】複合パネル102は、発泡コア206に接合されている面シート202,204を含む。この発泡コア206は、延性の高い材料(ポリエチレンやアルミニウムなど)から形成される、波型コアシート208を含む。このパネルに横方向圧力荷重がかかると、変形中にコアシートが元々の波型形状から湾曲形状に引き延ばされるにつれて、発泡体のコアクラッシュが発生する。これにより、パネルが、パネルに印加された横方向圧力荷重のエネルギーを散逸させることが可能になる。【選択図】図2


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    Title :

    COMPOSITE PANEL ABSORBING ENERGY


    Additional title:

    エネルギーを吸収する複合パネル


    Contributors:

    Publication date :

    2019-12-05


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / B64C AEROPLANES , Flugzeuge / B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT



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