Patent ID: 8163363
Filing Date: 2012-04-24
Classification: B29C,B29K,B29L,B32B,B65D,C08J,Y10S,Y10T

Abstract:
1. A load bearing structure comprising: an expanded polystyrene core with a first side, a second side and a width; a first high impact polystyrene sheet combined with said expanded polystyrene core, wherein said first side of said expanded polystyrene core and part of said width is covered by said first high impact polystyrene sheet; and a second high impact polystyrene sheet combined with said expanded polystyrene core, wherein said second side of said expanded polystyrene core and part of said width is covered by said second high impact polystyrene sheet, wherein said first and said second high impact polystyrene sheets overlap along at least a portion of said width.