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    • 8. 发明申请
    • Turbine Rotor Non-Metallic Blade Attachment
    • 涡轮转子非金属刀片附件
    • US20130022469A1
    • 2013-01-24
    • US13184736
    • 2011-07-18
    • Michael G. McCaffrey
    • Michael G. McCaffrey
    • F01D5/30
    • F01D5/3007F01D5/284F01D5/3084F05D2230/22F05D2300/6033
    • In an engine disk and blade combination, the metallic disk has a plurality of first blade attachment slots and a plurality of second blade attachment slots circumferentially interspersed with each other. There is a circumferential array of a plurality of first blades. Each first blade has an airfoil and an attachment root. The attachment roots are respectively received in associated said first attachment slots. There is a circumferential array of second blades. Each second blade has an airfoil and an attachment root. The attachment roots are respectively received in associated said second slots. The first blades and second blades are non-metallic. The first blades are radially longer than the second blades. The first slots are radially deeper than the second slots.
    • 在发动机盘和刀片组合中,金属盘具有多个第一刀片附接槽和多个第二刀片附接槽,其周向地彼此散布。 存在多个第一叶片的圆周阵列。 每个第一叶片具有翼型件和附接根部。 附件根分别接收在相关联的所述第一附接槽中。 有第二个叶片的圆周阵列。 每个第二叶片具有翼型件和附接根部。 附着根分别接收在相关联的所述第二槽中。 第一个叶片和第二个叶片是非金属的。 第一叶片比第二叶片径向长。 第一槽比第二槽径向更深。
    • 10. 发明申请
    • PLATFORMLESS TURBINE BLADE
    • 平板式涡轮叶片
    • US20090257875A1
    • 2009-10-15
    • US12101326
    • 2008-04-11
    • Michael G. McCaffreyEric A. Hudson
    • Michael G. McCaffreyEric A. Hudson
    • F01D5/22F01D5/14F01D5/18F01D5/02
    • F01D5/3015F01D11/008F05D2240/80
    • A turbine blade rotor assembly is disclosed for a gas turbine engine. The assembly includes a rotor having nickel alloy turbine blades secured thereto. Each of the blades includes a root and an airfoil. The roots are supported by the rotor. A ceramic matrix composite platform separate from the turbine blades is supported between each pair of the turbine blades adjacent to the airfoils. In another example, the airfoil includes a perimeter. A shroud having an aperture receives the airfoil with a single shroud substantially surrounding the airfoil at the perimeter. In one example, the turbine blade includes high and low pressure sides opposite one another that extend from a tip to a root. The airfoil is free from any protrusions extending from the high and low pressure sides on a portion of the blade axially outward from the root.
    • 公开了一种用于燃气涡轮发动机的涡轮叶片转子组件。 组件包括具有固定在其上的镍合金涡轮叶片的转子。 每个叶片包括根部和翼型件。 根部由转子支撑。 与涡轮机叶片分离的陶瓷基体复合平台被支撑在与翼型件相邻的每对涡轮机叶片之间。 在另一示例中,翼型件包括周边。 具有孔径的护罩接收具有在周边基本上围绕翼型件的单个护罩的翼型件。 在一个示例中,涡轮机叶片包括从尖端延伸到根部的彼此相对的高压和低压侧。 叶片从根部的轴向向外的叶片的一部分上的高压侧和低压侧延伸的任何突起都没有。