Patents by Inventor Hubert Flaig

Hubert Flaig 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).

  • Apparatus for automatic changing of welding torches in an industrial robot welding system
    Patent number: 4645901
    Abstract: An apparatus for automatic changing of welding torches in an industrial rt welding system, in particular for fusion welding, comprising an industrial robot, at least one welding torch having an insert and a handle, a source of welding current, a hose assembly, a wire feed device and an interface. The interface is located between the handle and insert and has associated therewith a coupling for supplying welding wire and electrical current, a coupling for a coolant supply line, a coupling for a coolant return line and a coupling for supplying shielding gas.
    Type: Grant
    Filed: June 17, 1985
    Date of Patent: February 24, 1987
    Assignee: Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung e.v.
    Inventors: Wolfgang Scholz, Herbert Gzik, Hans J. Scholz, Hubert Flaig