Patents by Inventor Gregory Welcher

Gregory Welcher 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: 7879192
    Abstract: A multiply former apparatus is disclosed for forming a base, top and intermediate ply. The apparatus includes a fourdrinier wire for receiving thereon the base ply. A first twin wire former is provided for forming the intermediate ply, the first former cooperating with the fourdrinier wire. A second twin wire former forms the top ply, the second former cooperating with the fourdrinier wire. The second former includes a third looped wire which cooperates with a fourth looped wire for defining therebetween a second forming section for forming the top ply. A vacuum box is disposed upstream relative to a further vacuum device such that the fourth wire is disposed between the vacuum box and the third wire. The vacuum box assists in removing water from the second forming section for increasing a capacity of the apparatus.
    Type: Grant
    Filed: May 22, 2007
    Date of Patent: February 1, 2011
    Assignee: Paperchine Inc.
    Inventors: James Smith, Gregory Welcher
  • Publication number: 20080000604
    Abstract: A multiply former apparatus is disclosed for forming a base, top and intermediate ply. The apparatus includes a fourdrinier wire for receiving thereon the base ply. A first twin wire former is provided for forming the intermediate ply, the first former cooperating with the fourdrinier wire. A second twin wire former forms the top ply, the second former cooperating with the fourdrinier wire. The second former includes a third looped wire which cooperates with a fourth looped wire for defining therebetween a second forming section for forming the top ply. A vacuum box is disposed upstream relative to a further vacuum device such that the fourth wire is disposed between the vacuum box and the third wire. The vacuum box assists in removing water from the second forming section for increasing a capacity of the apparatus.
    Type: Application
    Filed: May 22, 2007
    Publication date: January 3, 2008
    Inventors: James Smith, Gregory Welcher