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    • 5. 发明授权
    • Composite rotor and vane assemblies with integral airfoils
    • 具有整体翼型的复合转子和叶片组件
    • US08905719B2
    • 2014-12-09
    • US13331418
    • 2011-12-20
    • Nicholas Joseph KrayChristopher Lee McAfeeDong-Jin Shim
    • Nicholas Joseph KrayChristopher Lee McAfeeDong-Jin Shim
    • F01D5/14
    • F01D5/282B29B11/16B29C70/48B29L2031/08F01D5/30F01D5/34F01D9/042F05D2300/6034Y02T50/672
    • A composite gas turbine engine structure includes a retention ring with airfoils mounted on, integral with, and extending radially away from retention ring. Retention ring includes annular composite plies, a circumferentially segmented airfoil ring including airfoil ring segments disposed around one of outer and inner circumferences of retention ring. Airfoil ring segments include annular bases and radially extending clockwise and counter-clockwise airfoil segments at clockwise and counter-clockwise ends of annular base. Composite airfoils include circumferentially adjacent ones of the clockwise and counter-clockwise airfoil segments. A flowpath shell circumferentially disposed around segmented airfoil ring traps annular bases between flowpath shell and retention ring. Composite airfoils airfoils extend through slots in flowpath shell. Plies may be wrapped in a single spiral made from a continuous composite tape. Slots may be circumferentially angled. Circumferentially adjacent ones of clockwise and counter-clockwise airfoil segments may be stitched together.
    • 复合燃气涡轮发动机结构包括具有与保持环安装在一体并与径向远离保持环的翼型的保持环。 保持环包括环形复合层,周向分段的翼型环,包括围绕保持环的外周和内周中的一个设置的翼型环段。 翼型环段包括环形基座和在环形基座的顺时针和逆时针端部处的径向延伸的顺时针和逆时针的翼型段。 复合翼型件包括沿周向相邻的顺时针和逆时针翼型段。 围绕分段翼型环周向设置的流路外壳环流体流路外壳和保持环之间的环形基座。 复合翼型翼型件延伸穿过流道外壳中的槽。 层可以包裹在由连续的复合胶带制成的单个螺旋。 槽可以是周向成角度的。 沿顺时针方向和逆时针方向的翼型段可以缝合在一起。