Patents by Inventor Lars Rathjen

Lars Rathjen 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: 7374164
    Abstract: A configuration for the transport and simultaneous alignment of sheets has a straightedge, at least one conveyor belt disposed slightly at an angle to the straightedge in the direction of movement of the sheets, and an air suction device. The conveyor belt exhibits open transverse slots on its upper side carrying the sheets. The upper half of the conveyor belt runs in a guide channel that is open in an upward direction, and the transverse slots are connected to the air suction device in such a way as to permit the flow to take place. A controller is provided to control the supply of air in the area of the transverse slots.
    Type: Grant
    Filed: May 5, 2005
    Date of Patent: May 20, 2008
    Assignee: Heidelberger Druckmaschinen AG
    Inventors: Eberhard Gaissert, Wolfram Hofmann, Lars Rathjen, RĂ¼diger Schlien
  • Publication number: 20050248081
    Abstract: A configuration for the transport and simultaneous alignment of sheets has a straightedge, at least one conveyor belt disposed slightly at an angle to the straightedge in the direction of movement of the sheets, and an air suction device. The conveyor belt exhibits open transverse slots on its upper side carrying the sheets. The upper half of the conveyor belt runs in a guide channel that is open in an upward direction, and the transverse slots are connected to the air suction device in such a way as to permit the flow to take place. A controller is provided to control the supply of air in the area of the transverse slots.
    Type: Application
    Filed: May 5, 2005
    Publication date: November 10, 2005
    Inventors: Eberhard Gaissert, Wolfram Hofmann, Lars Rathjen, Rudiger Schlien