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    • 1. 发明申请
    • ASSEMBLIES INCLUDING SHAPE MEMORY ALLOY FITTINGS AND COMPOSITE STRUCTURAL MEMBERS
    • 包括形状记忆合金配件和复合结构件的组装
    • US20160003280A1
    • 2016-01-07
    • US14323529
    • 2014-07-03
    • The Boeing Company
    • Waeil M. AshmawiJaime C. GarciaSahrudine ApdalhaliemJeffery L. MarcoeMoushumi Shome
    • F16B17/00
    • F16B1/0014
    • Provided are assemblies having composite structures interlocked with shape memory alloy structures and methods of fabricating such assemblies. Interlocking may involve inserting an interlocking protrusion of a shape memory alloy structure into an interlocking opening of a composite structure and heating at least this protrusion of the shape memory alloy structure to activate the alloy and change the shape of the protrusion. This shape change engages the protrusion in the opening such that the protrusion cannot be removed from the opening. The shape memory alloy structure may be specifically trained prior to forming an assembly using a combination of thermal cycling and deformation to achieve specific pre-activation and post-activation shapes. The pre-activation shape allows inserting the interlocking protrusion into the opening, while the post-activation shape engages the interlocking protrusion within the opening. As such, activation of the shape memory alloy interlocks the two structures.
    • 提供了具有与形状记忆合金结构互锁的复合结构的组件和制造这种组件的方法。 联锁可以包括将形状记忆合金结构的互锁突起插入到复合结构的互锁开口中,并且加热形状记忆合金结构的至少该突起以激活合金并改变突起的形状。 这种形状变化与开口中的突起接合,使得突起不能从开口移除。 在使用热循环和变形的组合形成组件以实现特定的预激活和后激活形状之后,形状记忆合金结构可以被特别地训练。 预激活形状允许将互锁突起插入开口中,而后激活形状与开口内的互锁突起接合。 因此,形状记忆合金的激活将两个结构互锁。
    • 3. 发明申请
    • Thermoplastic Composite Tubular Structures and Methods of Fabricating the Same
    • 热塑性复合管状结构及其制造方法
    • US20140102578A1
    • 2014-04-17
    • US13650139
    • 2012-10-12
    • The Boeing Company
    • Aaron W. BartelBrett I. LyonsJeffery L. Marcoe
    • B29C70/30F16L11/04
    • B29C70/205B29C33/52B29C70/462B29C2035/0811F16L9/128
    • A method of fabricating a thermoplastic composite tubular structure provides a mandrel of a soluble, expandable material. The method overbraids the mandrel with a continuous fiber thermoplastic composite material to form an overbraided mandrel. The method installs the overbraided mandrel into a matched tooling assembly. The method heats in a heating apparatus the matched tooling assembly with the installed overbraided mandrel at a specified heating profile in order to consolidate the thermoplastic composite material and form a thermoplastic composite tubular structure. The method cools the matched tooling assembly with the formed thermoplastic composite tubular structure at a specified cooling profile. The method removes the formed thermoplastic composite tubular structure from the matched tooling assembly. The method solubilizes the mandrel to permanently remove the mandrel from the formed thermoplastic composite tubular structure.
    • 一种制造热塑性复合管状结构的方法提供了可溶的可膨胀材料的心轴。 该方法用连续的纤维热塑性复合材料超过心轴以形成一个超支撑的心轴。 该方法将过量的心轴安装到匹配的工具组件中。 该方法在加热装置中加热匹配的加工组件,其中安装的包覆心轴处于规定的加热轮廓,以便固化热塑性复合材料并形成热塑性复合管状结构。 该方法以所规定的冷却曲线冷却具有成形的热塑性复合管状结构的匹配的加工组件。 该方法从匹配的模具组件移除形成的热塑性复合管状结构。 该方法使心轴溶解以从形成的热塑性复合管状结构永久地移除心轴。