Patents by Inventor Robert Schiefermuller

Robert Schiefermuller 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).

  • Spot Welding Tongs Including a Compensation Unit Equipped With a Curved Connector Element
    Publication number: 20090050607
    Abstract: The invention relates to spot welding tongs with tong compensation, including a tong base body (4), two tong arms (6, 7) and a compensation unit (17) movably connecting one of the tong arms (6, 7) with the tong base body (4) and designed to convert a rotational movement into a linear movement, wherein the compensation unit (17) is composed of a drive unit (18) and a connector element (19), and the connector element (19) is eccentrically and movably fastened to an eccentric disc (23) fastened to the drive unit (18). In order to provide such spot welding tongs (1) with a compensation unit, which converts the rational movement into a linear movement, the connector element (19) is designed to be curved in an end region.
    Type: Application
    Filed: August 18, 2006
    Publication date: February 26, 2009
    Applicant: Fronius International GmbH
    Inventors: Wolf Kronegger, Robert Schiefermuller, Walter Stieglbauer