Mounting brackets for hanging blinds and similar structures
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[0038]FIGS. 1(a)-(b), 2(a)-(d), and 3(a)-(c) represent the current state of the art in the industry and depict a typical head rail, wall stiffener and mounting brackets.
[0039]FIGS. 1(a) and 1(b) show a typical prior art Venetian blind head rail. The U-shaped head rail 11 is an industry standard. The arcuate, rolled upper edges 12 of the head rail are typical in vinyl head rails. When fabricated with plastics or other extruded materials, the head rails are relatively heavy and are somewhat flexible. When subjected to cutting even with machines designed specially for the purpose, the head rails are prone to damage as the force of the cutting implement causes the side walls 13 to flex and bend. Splitting at the cut end is also a problem known to occur as a result of the properties of the material.
[0040]FIGS. 2(a)-2(d) depict one prior art attempt to resolve the problems associated with cutting the head rails to size. FIGS. 2(a) and 2(d) show a wall stiffener plug intended to prevent da...
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