Invention Grant
US06679695B2 Pultrusion apparatus for continuous fabrication of fiber-reinforced plastic articles having a non-linear shape, methods of fabricating such articles and compositions used therein 有权
用于连续制造具有非线性形状的纤维增强塑料制品的拉挤装置,制造这种制品的方法和其中使用的组合物

Pultrusion apparatus for continuous fabrication of fiber-reinforced plastic articles having a non-linear shape, methods of fabricating such articles and compositions used therein
Abstract:
A pultrusion apparatus for manufacturing a fiber-reinforced plastic article having a non-linear shape includes a mold configured to receive a partially cured fiber-reinforced plastic article and to form the partially cured fiber-reinforced plastic article into a spirally wound shape. A drive mechanism is coupled to the mold and configured to rotate the mold such that the fiber-reinforced plastic article is taken up on the mold. An energy source is operatively associated with the mold and positioned so that the partially cured fiber-reinforced plastic article is cured in a spirally wound shape as the article is taken up on the longitudinally extending mold. The pultrusion apparatus allows for continuously shaping a non-linear fiber-reinforced plastic article, obviating the need for any of the work to be done by hand, which may be labor intensive, not as highly reproducible, and potentially contaminating.
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