Vertical blind louver having transparent grooved side edges

Details Vertical blind louver having transparent grooved side edges Vertical blind louver having transparent grooved side edges

E - Fixed Constructions

06

B

160/11

E06B 9/386 (2006.01)

Patent

CA 1303963

ABSTRACT A slat, suitable for use as a vertical blind louver, having an upper and lower surface, having an opaque central section composed of a first chemical composition having a first melting point, and having transparent first and second side edges composed of a second chemical composition having a second melting point substantially greater than the first melting point, wherein the side edges are integrally fused to the central section, each side edge contains a longitudinal groove open to the central section, and the grooves open to the same surface of the slat. In a preferred embodiment the first composition is polyvinylchloride and the second composition is a polycarbonate having a melting point which is 100 to 150°F higher than the polyvinylchloride melting point. Novel extrusion dies for forming the slat are also disclosed.

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