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    • 4. 发明授权
    • Process for molding composite articles
    • 复合制品成型工艺
    • US06287493B1
    • 2001-09-11
    • US09309160
    • 1999-05-10
    • Robert P. McCollumGene E. Kirila, II
    • Robert P. McCollumGene E. Kirila, II
    • B29C4514
    • B29C45/37B29C33/04B29C33/405B29C45/00B29C45/76B29C2945/7604B29C2945/76304B29C2945/76531B29C2945/76551B29C2945/76739B29C2945/76782B29C2945/76859B29C2945/76943Y10S425/11
    • A method of molding composite articles including arranging a pair of matched-tool mold sections in an opposed relationship, each mold section having a rigid housing and a thin, semi-rigid membrane removably and sealably mounted on the housing so as to define a fluid-tight chamber; filling the fluid-tight chambers with a non-compressible backing fluid; and accommodating thermal expansion of the backing fluid by an expansion chamber in fluid communication with the fluid tight chambers. The method further includes defining a mold plenum between the semi-rigid membranes when the mold sections are closed together; inserting reinforcement materials between the semi-rigid membranes prior to closing the mold sections; and injecting and curing a molding fluid after closing the mold sections. A step for regulating the temperature of the backing fluid may be included wherein a system of coils extend within each fluid tight chamber and wherein the coils are connected to an external heater/chiller unit and the coils are operative to circulate a temperature control fluid therethrough.
    • 一种模制复合制品的方法,包括以相对的关系布置一对匹配工具模具部分,每个模具部分具有刚性壳体和可移除并可密封地安装在壳体上的薄的半刚性膜,以便限定流体 - 密室 用不可压缩背衬流体填充流体密封室; 以及通过与流体密封室流体连通的膨胀室来适应背衬流体的热膨胀。 该方法还包括当模具部分闭合在一起时在半刚性膜之间限定模具增压室; 在关闭模具部分之前,在半刚性膜之间插入增强材料; 并且在关闭模具部分之后注射和固化成型流体。 可以包括用于调节背衬流体的温度的步骤,其中线圈系统在每个流体密封室内延伸,并且其中线圈连接到外部加热器/冷却器单元,并且线圈可操作以使温度控制流体循环通过其中。