Patents by Inventor Peter Kühnel

Peter Kühnel 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).

  • Publication number: 20100218356
    Abstract: The present invention discloses an extraction tool and a method for extracting a wire thread insert. The extraction tool comprises a spindle body having a drive section for rotating the spindle body, and having an unscrew section for extraction of the wire thread insert. The unscrew section has a cylindrical shape with an exterior and a longitudinal axis, beyond whose exterior only one cutting element extends radially. This cutting element notches and engages the wire thread insert in order to extract it then from a tapped bore of a component.
    Type: Application
    Filed: February 26, 2010
    Publication date: September 2, 2010
    Inventors: Uwe Kirchhecker, Peter Kühnel