Patents by Inventor Walter Weldon

Walter Weldon 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).

  • Coating spray apparatus and method of using same
    Patent number: 7214411
    Abstract: A manufacturing line for gypsum boards includes a conveyor for moving gypsum boards in a line; a spray arm having a pivot at one end thereof for supporting the spray arm in a pivotable manner; a base frame mounted adjacent the conveyor; a support for the pivot mounted on the base frame so that the spray arm can be pivoted from an operative position wherein the spray arm extends over the conveyor to an inoperative position; a plurality of spray nozzles arranged on the spray arm for spraying a coating on gypsum boards on the conveyor; and a pump system on the frame to deliver the coating to the plurality of spray nozzles.
    Type: Grant
    Filed: April 13, 2004
    Date of Patent: May 8, 2007
    Assignee: Lafarge Platres
    Inventors: Elizabeth A. Colbert, Andrew B. Bingaman, Scott E. Statler, Michael J. Budroe, Walter Weldon
  • Coating spray apparatus and method of using same
    Publication number: 20050227013
    Abstract: A manufacturing line for gypsum boards includes a conveyor for moving gypsum boards in a line; a spray arm having a pivot at one end thereof for supporting the spray arm in a pivotable manner; a base frame mounted adjacent the conveyor; a support for the pivot mounted on the base frame so that the spray arm can be pivoted from an operative position wherein the spray arm extends over the conveyor to an inoperative position; a plurality of spray nozzles arranged on the spray arm for spraying a coating on gypsum boards on the conveyor; and a pump system on the frame to deliver the coating to the plurality of spray nozzles.
    Type: Application
    Filed: April 13, 2004
    Publication date: October 13, 2005
    Applicant: LAFARGE PLATRES
    Inventors: Elizabeth Colbert, Andrew Bingaman, Scott Statler, Michael Budroe, Walter Weldon
  • Lightweight gypsum board product and method of manufacture
    Publication number: 20040026002
    Abstract: A method of making a gypsum board includes mixing together gypsum and water in a mixer to form a gypsum slurry; discharging the gypsum slurry onto a first facing sheet; laying a second facing sheet on top of the discharged gypsum slurry; passing the gypsum slurry and facing sheets through a forming station to form the slurry to a desired thickness; allowing the formed gypsum slurry to set; removing at least one of the facing sheets from the set gypsum; cutting the set gypsum into boards; and drying the cut gypsum boards.
    Type: Application
    Filed: February 5, 2003
    Publication date: February 12, 2004
    Inventors: Walter Weldon, Steven Roy Butler, David Downs