Patent ID: 7954284
Filing Date: 2011-06-07
Classification: E06B

Abstract:
1. A multi-sheet unit comprising: a pair of sheets; a spacer frame between the pair of sheets, the spacer frame comprising a base having an inner surface, first outer leg and a spaced second outer leg, each outer leg extending upward from the inner surface of the base and a first extension connected to the first outer leg and a second extension connected to the second outer leg, the first and the second extensions extending over the inner surface of the base toward one another, wherein the inner surface of the base faces the space between the first outer leg and the second outer leg, and faces interior of the spacer frame, and wherein the first extension and the second extension each have an inner surface and an opposite outer surface with the inner surface of the first extension and the second extension facing the inner surface of the base; an adhesive securing marginal edges of the sheets to adjacent outer surfaces of the first and second outer legs of the spacer frame; a plurality of clips for retaining a grid simulating muntins mounted on the extensions, at least one of the clips comprising: