To provide an extension boom capable of increasing deployment energy therefore deployment force can be increased.SOLUTION: An extension boom 1' comprises an inside boom 11' and an outside boom 12. A cross sectional shape of the inside boom 11' is a wave shape, the inside boom 11' is formed of m pieces, for example, three continuous arc-shaped cross sectional shape members 11'-1, 11'-2, 11'-3. The arc-shaped cross sectional shape members 11'-1, 11'-2, 11'-3 are regulated by a same thickness t=0.3 mm, a same curvature radius r, and a same inside angle θ. The outside boom 12 has a single arc-shaped cross section shape regulated by a thickness t=0.3 mm, a curvature radius r, and an inside angle θ.SELECTED DRAWING: Figure 2

    【課題】展開エネルギーを大きくすることができ、従って、展開力を大きくできる伸展ブームを提供する。【解決手段】伸展ブーム1’は、内側ブーム11’及び外側ブーム12を有する。内側ブーム11’の横断面形状が波形状となっており、内側ブーム11’はm個たとえば3個の連続する円弧状断面形状部材11’−1、11’−2、11’−3よりなる。円弧状断面形状部材11’−1、11’−2、11’−3は、同一の厚さt1=0.3mm、同一の曲率半径r1、同一の内角度θ1で規定される。外側ブーム12は厚さt2=0.3mm、曲率半径r2、内角度θ2で規定される単一円弧状断面形状を有する。【選択図】 図2


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    Title :

    EXTENSION BOOM


    Additional title:

    伸展ブーム


    Contributors:

    Publication date :

    2019-06-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B64G Raumfahrt , COSMONAUTICS




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