Method of making a fiber-reinforced molded plastic roofing unit
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United States of America Patent
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Sep 18, 2001
Issued Date -
N/A
app pub date -
Nov 1, 2000
filing date -
Aug 31, 1998
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention is directed to a method for making a molded roofing unit formed of a fiber-reinforced plastic composition. In a preferred embodiment, the method comprises forming a camber in the roofing unit. The method of the present invention provides consistent results in the molding process, low material and production costs, and produces a roofing product with high rigidity and strength, impact resistance, stability in high wind conditions, and which is easy to install.
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Cited Art Landscape
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