Patents by Inventor Berthold Keller

Berthold Keller 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).

  • Device for transporting flat, especially plate-like objects
    Patent number: 6102191
    Abstract: A device for the transport of flat, in particular platelike objects (2, 2'), with a driven transport band (4, 4') which revolves around a transport band body (3, 3') and on which the objects (2, 2') come to bear during transport, the transport band being provided with intake orifices capable of being loaded with a vacuum by a vacuum system, in such a way that suspended or horizontal transport of magnetic and nonmagnetic flat, in particular platelike objects at high speeds and accelerations becomes possible, via a combined vacuum-magnetic system.
    Type: Grant
    Filed: March 22, 1999
    Date of Patent: August 15, 2000
    Assignee: Tridelta Magnetsysteme GmbH
    Inventors: Klaus Janzen, Unterschrift des Erfinders, Berthold Keller, Karl-Heinz Worm