发明名称 Disassemblable wing spar for in particular equally collapsible wings or aerodynamic objects that are similar to wings
摘要 <p>The detachable wing spar has upper and lower wing portions (1,2) that are made of prefabricated flexible surface material, and extended to longitudinal direction of wing shape-determining elements such as ribs slats. Pressure-resistant flexural elastic longitudinal struts (5,6) are connected and clamped to respective upper and lower wing spar portions. A planar clamping element (7) is transversely extended from leading edge (3) to diverting edge (4) between top side and underside of longitudinal struts.</p>
申请公布号 EP2769911(A2) 申请公布日期 2014.08.27
申请号 EP20140000612 申请日期 2014.02.21
申请人 KOTSCHNIG, HERBERT 发明人 KOTSCHNIG, HERBERT
分类号 B64C3/18;B63H9/06;B64C3/30;B64C3/58;B64C31/028 主分类号 B64C3/18
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