Patents by Inventor Bernhard Bruggemann

Bernhard Bruggemann 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).

  • Lathe for interior cutting of hollow work pieces
    Patent number: 6705185
    Abstract: A turning lathe for interior cutting of hollow work pieces using a boring rod onto which a tool holder device is fitted and on which there is a mechanism for holding a work piece in such a way that it encloses at least part of the boring rod characterized by the fact that the boring rod is gripped and held in place at both ends and by the fact that the tool holder device is fitted onto the boring rod in such a way that it is movable.
    Type: Grant
    Filed: February 21, 2002
    Date of Patent: March 16, 2004
    Assignee: Saueressig GmbH & Company
    Inventor: Bernhard Bruggemann
  • Lathe for interior cutting of hollow work pieces
    Publication number: 20020121168
    Abstract: A turning lathe for interior cutting of hollow work pieces using a boring rod onto which a tool holder device is fitted and on which there is a mechanism for holding a work piece in such a way that it encloses at least part of the boring rod characterized by the fact that the boring rod is gripped and held in place at both ends and by the fact that the tool holder device is fitted onto the boring rod in such a way that it is movable.
    Type: Application
    Filed: February 21, 2002
    Publication date: September 5, 2002
    Inventor: Bernhard Bruggemann