Patent ID: 7836936

Claim:
A vertical blind panel comprising: a seamless and single-layer sheet of material, comprising: a plurality of substantially opaque louvers; and a plurality of sheer transparent or translucent spacers, each of the plurality of spacers disposed between a respective pair of the plurality of louvers, at least one of the plurality of louvers comprising a vertically oriented first louver and a vertically oriented second louver, each of the first and second louvers having a first vertical edge and a second vertical edge, the first vertical edges of the first and second louvers being directly connected to one another by a frangible hinge, which allows the first and second louvers to fold relative to one another about a hinge point, the second vertical edge of the first louver being directly connected to one of the plurality of spacers, the second vertical edge of the second louver being directly connected to another one of the plurality of spacers, the second vertical edges of the first and second louvers being connected to one another only indirectly via the frangible hinge, the frangible hinge comprising a vertical pillar stitch and connector yarns that attach the first and second louvers to the pillar stitch; and a means for hanging the sheet of material.