Patents by Inventor Robert R. Otten

Robert R. Otten 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).

  • Method and apparatus for repairing metal in an article
    Patent number: 4743733
    Abstract: In the repair of a metallic article portion, a metal powder and laser beam are applied concurrently, the laser beam being applied in a power density range of 10.sup.4 to 10.sup.6 watts per square centimeter at an interaction time between the laser and the article and powder of 0.005-2 seconds to generate a repair layer.Apparatus for delivering a consistent, continuous flow of powder comprises the combination of an enclosed powder reservoir including means to introduce a gas under pressure, a mechanical means to feed powder into a conduit, a conduit vibrating means, and a fluid-cooled powder delivery nozzle.
    Type: Grant
    Filed: October 1, 1984
    Date of Patent: May 10, 1988
    Assignee: General Electric Company
    Inventors: Paul P. Mehta, Robert R. Otten, Ernest B. Cooper, Jr.
  • Method and apparatus for repairing metal in an article
    Patent number: 4730093
    Abstract: In the repair of a metallic article portion, a metal powder and laser beam are applied concurrently, the laser beam being applied in a power density range of 10.sup.4 to 10.sup.6 watts per square centimeter at an interaction time between the laser and the article and powder of 0.005-2 seconds to generate a repair layer.Apparatus for delivering a consistent, continuous flow of powder comprises the combination of an enclosed powder reservoir including means to introduce a gas under pressure, a mechanical means to feed powder into a conduit, a conduit vibrating means, and a fluid-cooled powder delivery nozzle.
    Type: Grant
    Filed: February 17, 1987
    Date of Patent: March 8, 1988
    Assignee: General Electric Company
    Inventors: Paul P. Mehta, Robert R. Otten, Ernest B. Cooper, Jr.