Patents by Inventor David Matthew Hunter

David Matthew Hunter 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).

  • Patent number: 8936456
    Abstract: The invention provides a method for forming a fibrous layer within a tubular support, which comprises the steps of: (a) providing the tubular support; (b) providing forming mesh over the curved surface of the support and closing its ends against escape of fluid; and (c) introducing fibrous slurry (e.g. an aqueous slurry of borosilicate glass microfibers and water dispersible heat curable acrylic resin at a pH of about 3) from a pressurized source into an annular molding space between a rotary molding torpedo and an inner surface of the support, the torpedo having at least one channel for slurry opening along a curved surface thereof, fibers in the slurry collecting within the forming mesh to form the layer.
    Type: Grant
    Filed: July 23, 2010
    Date of Patent: January 20, 2015
    Assignee: PSI Global Ltd.
    Inventor: David Matthew Hunter
  • Publication number: 20120267816
    Abstract: The invention provides a method for forming a fibrous layer within a tubular support, which comprises the steps of: (a) providing the tubular support; (b) providing forming mesh over the curved surface of the support and closing its ends against escape of fluid; and (c) introducing fibrous slurry (e.g. an aqueous slurry of borosilicate glass microfibers and water dispersible heat curable acrylic resin at a pH of about 3) from a pressurized source into an annular molding space between a rotary molding torpedo and an inner surface of the support, the torpedo having at least one channel for slurry opening along a curved surface thereof, fibers in the slurry collecting within the forming mesh to form the layer.
    Type: Application
    Filed: July 23, 2010
    Publication date: October 25, 2012
    Applicant: PSI Global Ltd.
    Inventor: David Matthew Hunter