Patents by Inventor Joseph B. Blackmon

Joseph B. Blackmon 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).

  • Cutting apparatus with thermal and nonthermal cutters, and associated methods
    Patent number: 6222155
    Abstract: A table has a pervious support surface and a gantry is mounted for movement across the support surface in a longitudinal direction. A carriage is mounted to the gantry for movement across the support surface in a transverse direction. Water jet and plasma arc cutting heads are carried by and movable with the carriage. A controller is capable of operating the water jet cutting head while moving the gantry and the carriage to cut a sheet of insulation supported by a first section of the support surface. In addition, the controller is capable of operating the plasma arc cutting head while moving the gantry and the carriage to cut a piece of sheet metal supported by a second section of the support surface. A drainage system is mounted beneath the first section of the support surface for collecting water that falls through the first section of the support surface from the water jet cutting head.
    Type: Grant
    Filed: June 14, 2000
    Date of Patent: April 24, 2001
    Assignee: The Esab Group, Inc.
    Inventors: Joseph B. Blackmon, James L. Segroves