Patents by Inventor Johan Janicke

Johan Janicke 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).

  • Fluid jetstream threading mechanism and method for travelling wire EDM apparatus
    Patent number: 4495393
    Abstract: A method and apparatus for threading or rethreading the end of an electrode wire through an aperture in a workpiece in which a cut is to be effected, by electrical discharges in a machining zone between the electrode wire and the workpiece. While the end of the electrode wire is brought in proximity with the inlet of the aperture in the workpiece, the end of the electrode wire is disposed in a pressurized fluid flowing towards the inlet of the aperture in the workpiece such that the end of the electrode wire is automatically centered relative to the aperture, and threading the end of the wire through the aperture.
    Type: Grant
    Filed: December 21, 1981
    Date of Patent: January 22, 1985
    Assignee: Ateliers des Charmilles S.A.
    Inventor: Johan Janicke