Patents by Inventor Leland Paul Keesling

Leland Paul Keesling 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).

  • Weld gun tip dressing
    Patent number: 7972194
    Abstract: A method for dressing a pair of weld gun tips on a weld gun controlled by a robot is disclosed. The method comprises the steps of: placing an alignment tool in a mounting head of a tip dresser tool, with the alignment tool including a central alignment bore having a diameter corresponding in size to a diameter of the pair of weld gun tips; teaching a robot path to cause the pair of weld gun tips to slide into the central alignment bore while the alignment tool is mounted in the mounting head; removing the alignment tool from the mounting head; inserting a cutter head into the mounting head; using the taught robot path to bring the pair of weld gun tips into contact with the cutter head; and dressing the weld gun tips with the cutter head.
    Type: Grant
    Filed: December 3, 2008
    Date of Patent: July 5, 2011
    Assignee: GM Global Technology Operations LLC
    Inventors: Richard C. Call, Marvin J Kavan, Lois T. Kempfer, Leland Paul Keesling, Melvin Alspach
  • Weld Gun Tip Dressing
    Publication number: 20100136883
    Abstract: A method for dressing a pair of weld gun tips on a weld gun controlled by a robot is disclosed. The method comprises the steps of: placing an alignment tool in a mounting head of a tip dresser tool, with the alignment tool including a central alignment bore having a diameter corresponding in size to a diameter of the pair of weld gun tips; teaching a robot path to cause the pair of weld gun tips to slide into the central alignment bore while the alignment tool is mounted in the mounting head; removing the alignment tool from the mounting head; inserting a cutter head into the mounting head; using the taught robot path to bring the pair of weld gun tips into contact with the cutter head; and dressing the weld gun tips with the cutter head.
    Type: Application
    Filed: December 3, 2008
    Publication date: June 3, 2010
    Applicant: GM GLOBAL TECHNOLOGY OPERATIONS, INC.
    Inventors: Richard C. Call, Marvin J Kavan, Lois T Kempfer, Leland Paul Keesling, Melvin Alspach