Patent ID: 7311870
Filing Date: 2007-12-25
Classification: B22C,B22F,B29C,C23C

Abstract:
1. A method of forming an article, comprising placing a polymer composition into a mold, allowing said composition to cure to form said article, and removing said article from said mold, said mold comprising: a shell formed from a sprayed metal, said shell having a working surface conforming to the configuration of a part of said article to be molded and having an exterior surface, said step of placing said composition being performed so that said composition contacts said working surface; a plurality of mounting elements embedded in said shell at spaced-apart locations; rods secured to said mounting elements and projecting therefrom; and a base connected to said rods, said base supporting said shell and said composition through said rods during said steps of placing the composition and allowing the composition to cure.