Patents by Inventor Ossi Hiltunen

Ossi Hiltunen 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).

  • Current nozzle for MIG- and MAG-welding burner
    Patent number: 4956541
    Abstract: The invention relates to a current nozzle for a MIG- and MAG-welding burner, comprising a nozzle body (8) having an orifice (9) for the passage of a welding wire (5). The current nozzle is provided with means for automatically turning welding wire (5) and nozzle orifice (9) eccentrically relative to each other as a function of the wearing of nozzle orifice (9). The means for turning welding wire (5) and nozzle orifice (9) relative to each other consist of a coil spring (10) surrounding nozzle body (8), one end of said spring being fastened to nozzle body (8). The other end of said coil spring is provided with a guide opening (11) for allowing said welding wire (5) to travel in axial direction through said guide opening (11).
    Type: Grant
    Filed: August 23, 1989
    Date of Patent: September 11, 1990
    Inventor: Ossi Hiltunen