Patents by Inventor Dominik Naff

Dominik Naff 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).

  • Patent number: 6039502
    Abstract: A method of forming a formlocking connection of two telescopic tubes and including providing in one of the two tubes at two diametrically opposite locations, elongate cut-outs, with the cut-outs having their respective end sides limited by at least one web, providing in another one of the two tubes, at two diametrically opposite locations, longitudinally extending strips extending from an end surface of the another one of the two tubes, inserting into the elongate cut-outs of the one of the two tubes, a forming tool, and thereafter, telescopically connecting the two tubes and pushing the two tubes toward each other so that the strips are pressed against the forming tool which causes the strips to roll over the webs, and a formlocking connection obtained by this method.
    Type: Grant
    Filed: October 1, 1997
    Date of Patent: March 21, 2000
    Assignee: Etablissement Supervis
    Inventors: Dominik Naff, Rene Lorenz
  • Patent number: 5669633
    Abstract: A steering shaft for a steering system of a motor vehicle including an outer tubular member, and an inner tubular member extending into the outer member and secured therein against axial and/or radial displacement relative to the outer member, with the two tubular members being axially displaceable relative to each other in case of a collision, and with one of the tubular members having tear-off strips with bent-over front ends having bent-over sections engaging the other tubular member, each of the tear-off strips being formed by two spaced flutes of the one tubular member, the flutes also defining weakness locations.
    Type: Grant
    Filed: January 29, 1996
    Date of Patent: September 23, 1997
    Assignee: Etablissement Supervis
    Inventors: Dominik Naff, Hubert Breuss