Patent ID: 7134249
Filing Date: 2006-11-14
Classification: E04B,E04F

Abstract:
1. A panel constructed of a material for installation on a ceiling as a component of a matrix grid of multiple said panels, with each said panel comprising: two side edges of each said panel having a flange extension along at least a portion of the length of said side edge; said side edge of said panel which immediately adjoins said flange extension having a female interlock component along at least a portion of the length of said side edge; the interior of said female interlock component having two opposing interior surfaces, one of which is a flat interior surface and the other of which has one or more protrusions, with said protrusions directed toward said flat interior surface; each side edge of said panel not having said flange extension and not having said female interlock component having instead a male interlock component; and said protrusions on said interior wall of said female interlock component being configured and positioned to mesh with and interface with the male interlock component upon the male interlock component being inserted into said female interlock component.