Patents by Inventor Donald Rowland

Donald Rowland 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).

  • Process of forming conical holes with an electrical discharge machining system
    Patent number: 7262382
    Abstract: An electrical discharge machine is configured to (i) machine at least a portion of a workpiece through electrical discharge between the workpiece and a first machining electrode aligned by the electrode guide; (ii) generate a dressed machining electrode by engaging a machining electrode aligned by the electrode guide with the electrode dresser; and (iii) machine at least a portion of a workpiece through electrical discharge between the workpiece and the dressed machining electrode. Additional electrical discharge machines and methods of machining are provided.
    Type: Grant
    Filed: October 18, 2005
    Date of Patent: August 28, 2007
    Assignee: Beaumont Machine Repair, Inc.
    Inventors: Edward L. Beaumont, Donald Rowland
  • Process of forming conical holes with an electrical discharge machining system
    Publication number: 20060231530
    Abstract: An electrical discharge machine is configured to (i) machine at least a portion of a workpiece through electrical discharge between the workpiece and a first machining electrode aligned by the electrode guide; (ii) generate a dressed machining electrode by engaging a machining electrode aligned by the electrode guide with the electrode dresser; and (iii) machine at least a portion of a workpiece through electrical discharge between the workpiece and the dressed machining electrode. Additional electrical discharge machines and methods of machining are provided.
    Type: Application
    Filed: October 18, 2005
    Publication date: October 19, 2006
    Inventors: Edward Beaumont, Donald Rowland