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    • 4. 发明申请
    • Fiber polymer matrix composites having silicon-containing inorganic-organic matrices and methods of making the same
    • 具有含硅无机 - 有机基质的纤维聚合物基质复合材料及其制备方法
    • US20090001219A1
    • 2009-01-01
    • US11635415
    • 2006-12-07
    • Ilan GoleckiJames F. Stevenson
    • Ilan GoleckiJames F. Stevenson
    • B27N3/10
    • B29C70/48B29K2083/00B29K2707/04B29K2995/0016B29L2031/08
    • Components made from solid fiber inorganic-organic-polymer matrix composites and methods of making the components and composites are provided. In one embodiment, and by way of example only, the method includes the steps of impregnating a fiber preform with a liquid resin comprising at least one compound selected from the group consisting of silsesquioxane and polysilazane, and heating the resin-impregnated preform at a temperature below the resin pyrolysis temperature to form the solid fiber inorganic-organic-polymer matrix composite. In other embodiments, a component, such as a mechanical or an aircraft component is provided that includes a solid fiber inorganic-organic-polymer matrix composite. The solid fiber inorganic-organic-polymer matrix composite may include a fiber preform impregnated with a resin comprising at least one silsesquioxane or a fiber preform impregnated with a resin comprising at least one polysilazane.
    • 提供了由固体纤维无机 - 有机 - 聚合物基质复合材料制成的组分和制备组分和复合材料的方法。 在一个实施方案中,仅作为实例,该方法包括以下步骤:用包含至少一种选自倍半硅氧烷和聚硅氮烷的化合物的液体树脂浸渍纤维预制件,并在温度下加热树脂浸渍的预成型体 低于树脂热解温度,形成固体无机 - 有机 - 聚合物基复合材料。 在其它实施例中,提供了包括固体纤维无机 - 有机 - 聚合物基质复合材料的组分,例如机械或飞行器组分。 固体纤维无机 - 有机 - 聚合物基质复合材料可以包括浸渍有包含至少一种倍半硅氧烷或含有至少一种聚硅氮烷的树脂浸渍的纤维预成型体的树脂的纤维预成型体。
    • 6. 发明授权
    • Handling system and method for curved extrusions
    • 弯曲挤压的处理系统和方法
    • US5562875A
    • 1996-10-08
    • US715026
    • 1991-06-13
    • William H. MillerJames F. Stevenson
    • William H. MillerJames F. Stevenson
    • B29C47/00B29C47/12B29C47/26B29C47/34B29C47/24
    • B29C47/0035B29C47/003B29C47/0866B29C47/12B29C47/26B29C47/34B29C47/0019B29C47/025
    • An assembly and method for processing extrudate material containing curves or angles into a predetermined overall configuration, including having a die assembly for an extruder which assembly controls the cross-sectional shape or profile of the extrudate and selectively varies the path of the extrudate as it leaves the die assembly. A support member is provided which has a predetermined overall configuration and profile to receive the extrudate and maintain its configuration. A driving apparatus is also provided for continuously driving either the support member or the die assembly relative to the other while the extrudate is being received in the support member, and until the entire predetermined overall configuration has been completed. The path of the extrudate is variably directed by the die assembly as it leaves the extruder in coordination with the relative speeds involved to conform the extrudate configuration to the predetermined overall configuration of the support member.
    • 一种用于将包含曲线或角度的挤出物材料加工成预定的总体构造的组件和方法,包括具有用于挤出机的模具组件,其组装控制挤出物的横截面形状或轮廓,并且当挤出物离开时选择性地改变挤出物的路径 模具组件。 提供了一种支撑构件,其具有预定的整体构造和轮廓以接收挤出物并保持其构型。 还提供一种驱动装置,用于当挤出物被容纳在支撑构件中时,并且直到整个预定的整体构型完成为止,连续地驱动支撑构件或模具组件相对于另一个。 挤出物的路径可随模头组件可变地引导,因为它与所涉及的相对速度协调地离开挤出机,以使挤出物构型符合支撑构件的预定整体构型。
    • 7. 发明授权
    • Rapid change die assembly
    • 快速更换模具组装
    • US5067885A
    • 1991-11-26
    • US478373
    • 1990-02-12
    • James F. StevensonWilliam H. Miller
    • James F. StevensonWilliam H. Miller
    • B29C47/10B29C47/00B29C47/12B29C47/26B29C47/30B29C47/56B29C47/74
    • B29C47/0035B29C47/003B29C47/124B29C47/126B29C47/26B29C47/56B29C47/74B29C47/025B29C47/20
    • A die assembly for configuring extrudate flow is provided. The die assembly includes a die head having a feed member passage, first and second die head passages, and first and second die surfaces respectively associated with the first and second die head passages. The die head passages are located intermediate the corresponding die surfaces and the feed member passage. A feed member is supported in the feed member passage of the die head and has a feed passage and a feed opening for supplying extrudate to the die head. The feed member is supported for relative movement within the die head whereby the feed opening may be moved to communicate with either the first die head passage or the second die head passage. The central axis feed of the feed opening is moveable with respect to the central axis of the first or second die head passage to correspondingly configure extrudate exiting the respective die head passage when the feed opening is in communication with this die head passage. The die assembly may also include a switch member whereby the die assembly may be supplied with extrudate material from either a first or second extruder.
    • 提供了一种用于配置挤出物流的模具组件。 模具组件包括具有进给构件通道,第一和第二模头通道以及分别与第一和第二模头通道相关联的第一和第二模具表面的模头。 模头通道位于相应的模具表面和进料构件通道的中间。 进料构件支撑在模头的进料构件通道中,并具有用于向模头提供挤出物的进料通道和进料口。 馈送构件被支撑用于在模头内的相对运动,由此进给开口可以移动以与第一模头通道或第二模头通道连通。 进料口的中心轴进给可相对于第一或第二模头通道的中心轴线移动,以当进给口与该模头通道连通时相应地构成离开相应的模头通道的挤出物。 模具组件还可以包括开关构件,由此可以从第一或第二挤出机向模具组件供应挤压材料。
    • 8. 发明授权
    • Electrically heated glass forehearth
    • 电热玻璃前炉
    • US4247733A
    • 1981-01-27
    • US69938
    • 1979-08-27
    • James F. Stevenson
    • James F. Stevenson
    • H05B3/60C03B5/027C03B7/07H05B3/00C03B5/02
    • C03B7/07H05B3/0023
    • The forehearth provides a channel for the flow of molten glass from a tank type furnace to a feeder bowl or the like in order to feed gobs of glass to one of several glassware forming machines provided with glass from a single furnace tank. The forehearth channel has sets of electrodes arranged in each of three discrete zones along the forehearth channel, with the center electrode being at a predetermined and controlled potential with respect to electrodes located at the upstream and downstream ends of each zone. The electrode associated with the downstream end of one zone is also used as the upstream electrode associated with the adjacent zone, and the glass is heated by virtue of the fact that these electrodes are immersed in the glass, with an A.C. single phase voltage being impressed thereon. Individual transformers are provided for each of the zones, and controllers for the primary of each transformer operate in response to current sensed at the downstream end of each zone, the voltage at the secondary of each transformer, and also in response to a correction signal provided for each controller and derived from a glass level measuring device associated with the upstream end of the forehearth itself.
    • 前炉提供了一种用于将熔融玻璃从罐式炉送入给料碗等的通道,以便将玻璃料滴从由单炉炉提供玻璃的几个玻璃器皿成型机中的一个进料。 前置通道具有沿着前槽通道布置在三个离散区域中的每一个中的电极组,其中心电极相对于位于每个区域的上游和下游端的电极处于预定和受控的电位。 与一个区域的下游端相关联的电极也用作与相邻区域相关联的上游电极,并且由于将这些电极浸入玻璃中而将玻璃加热,同时施加AC单相电压 上。 为每个区域提供单独的变压器,并且每个变压器的主要的控制器响应于在每个区域的下游端检测到的电流,每个变压器的次级电压以及响应于提供的校正信号而工作 对于每个控制器并且来自与前炉本身的上游端相关联的玻璃液位测量装置。