Patent ID: 6103337
Filing Date: 2000-08-15
Classification: B29B,B29C,B29L,Y10T

Abstract:
A reinforcement preform for use in fiber-reinforced composite materials structures comprisingfirst and second elements which include strength reinforcement fibers that are in desired directional orientation,said first element having a cross-fiber surface whichextends transverse of at least some of said constituent strength reinforcement fibers andis in contacting juxtaposition to a selected surface region of said second element to form an abutment therebetween,and abutment reinforcing fibers which extend through at least a portion of said second element and its said selected surface region, across said abutment, through said cross-fiber surface, and into said first element substantially in the direction of orientation of some, at least, of those among its constituent strength fibers to which said cross-fiber surface is transverse.