Patents by Inventor Marco WIESSNER

Marco WIESSNER 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).

  • Punch-riveting die
    Patent number: 9919356
    Abstract: A punch-riveting die comprises a basic body, which has a recess for forming an underside of a punch-rivet joint, the recess having a base and an annular wall. In a central region of the base, the die includes an annular radial-flow inhibiting device, which inhibiting device limits a radial material flow out of the inner region of the annular radial-flow inhibiting device.
    Type: Grant
    Filed: January 12, 2015
    Date of Patent: March 20, 2018
    Assignee: NEWFREY LLC
    Inventors: Paul Bartig, Marco Wiessner
  • PUNCH-RIVETING DIE AND PUNCH-RIVETING METHOD
    Publication number: 20150121679
    Abstract: A punch-riveting die comprises a basic body, which has a recess for forming an underside of a punch-rivet joint, the recess having a base and an annular wall. In a central region of the base, the die includes an annular radial-flow inhibiting device, which inhibiting device limits a radial material flow out of the inner region of the annular radial-flow inhibiting device.
    Type: Application
    Filed: January 12, 2015
    Publication date: May 7, 2015
    Inventors: Paul BARTIG, Marco WIESSNER