Patents by Inventor Heinz Barthold

Heinz Barthold 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).

  • Machine tool
    Patent number: 6343899
    Abstract: There is disclosed a machine tool for machining bores having a large axial length and a boring tool especially suited for a machine tool of this kind in which a boring bar holding at least one tool lip is supported by a steady adapted to be connected to the boring bar 28 via a coupling 48. By the steady the radial excursion of the boring bar during the machining process is reduced to a minimum.
    Type: Grant
    Filed: October 13, 1999
    Date of Patent: February 5, 2002
    Assignee: Ex-Cell-O-GmbH
    Inventors: Hans Straub, Peter Henzler, Heinz Barthold