REINFORCEMENT FOR DARTED PI PREFORMS, PI PREFORMS COMPRISING THIS REINFORCEMENT AND METHOD OF REINFORCING THE PI PREFORMS.

摘要

A reinforcement (201) for a darted three-dimensional Pi or T-shaped preform (101), a method of making thereof and a composite structure including the reinforcement is disclosed. The reinforcement is a steered fabric having a width, a length, a first face surface (212) and a second face (213) surface separated by a thickness (+). The first face surface of the steered fabric is affixed to a darted component of the preform.