Patents by Inventor Timothy Eric VanAst

Timothy Eric VanAst has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Cold runner system for injection molding thermotropic liquid crystal polymer resins
    Publication number: 20030185931
    Abstract: A balanced cold runner system for use in injection molding a thermotropic liquid crystal polymer resin, said runner system comprising a plurality of runners wherein, in the through-plane of resin flow, substantially all the runner sections that connect one runner intersection to the next runner intersection at which branching occurs are free of sharp corners and wherein substantially all of the runner intersections at which a runner branches in no more than two directions are radiused in the direction of resin flow.
    Type: Application
    Filed: March 14, 2002
    Publication date: October 2, 2003
    Inventors: Timothy Eric VanAst, Paul Richard Chauvin