Patent ID: 6815044
Filing Date: 2004-11-09
Classification: B32B,B60R,Y10T

Abstract:
A multilayer panel comprising a core having first and second base surfaces, at least a first cover ply covering said first base surface and at least one second cover ply covering said second base surface, a first plurality of curved slots extending in a first direction in said core, a second plurality of curved slots extending in a second direction in said core, said first and second directions crossing each other at angles other than right angles, and wherein said first plurality of curved slots and said second plurality of curved slots comprise curvatures curved in space, so that first slots of said first plurality of slots have a first spacing (k) from one another, so that second slots of said second plurality of slots have a second spacing (k1) from each other, and so that said first and second slots have a varying slot depth (t) within said core (2).