Patent ID: 8039069
Filing Date: 2011-10-18
Classification: B29B,B29C,B29K,Y10T

Abstract:
1. A composite part comprising, a fibrous assembly including at least two preforms, each preform including a plurality of stacked fibrous cloth layers that have been treated and heated to form a rigid structure, wherein a first preform of the at least two preforms includes at least one protruding structure and a second preform of the at least two preforms includes at least one opening structure into which the at least one protruding structure is fitted, the at least one protruding structure of the first preform being substantially complementary in configuration to the at least one opening structure of the second preform, the first and second preforms being fitted one into the other by engagement of their respective structures, and a vitrified polymer resin molded around and covering the fitted first and second preforms thereby forming a rigid composite part.