Patent ID: 7289874
Filing Date: 2007-10-30
Classification: B29C

Abstract:
1. A method for designing a mold for use in a molding system that includes (i) a dispensing apparatus for a coating composition, (ii) a molding machine that comprises first and second mold sections, said mold sections being operable between open and closed conditions and, in said closed condition, defining a mold cavity in which a molded article having at least one surface to be coated can be formed, said dispensing apparatus being in fluid communication with said molding machine so that said coating composition can be introduced into said mold cavity through one or more injection nozzles that engage with one or more access ports in one or both of said mold sections, said method comprising: a) evaluating said article, including said at least one surface; b) modeling the flow of said coating composition across said at least one surface when said article is being molded within said mold cavity; c) determining one or more preferred introduction points for said coating composition; and d) designing said mold sections in response to said modeling so that one or both comprises said mold sections being capable of being incorporated into said molding machine and used in said molding system.