Patents by Inventor Carlheinz Weitmann

Carlheinz Weitmann 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: 6631901
    Abstract: The present invention relates to a sheet-feeding device for delivering printed sheets produced by a printing press, having a plurality of grippers which grasp the sheets and transport them from the printing press in the direction of a stacking device, characterized in that the sheet-feeding device is provided with at least one linear motor for transporting the grippers.
    Type: Grant
    Filed: June 6, 2001
    Date of Patent: October 14, 2003
    Assignee: Weitmann & Konrad GmbH + Co. KG
    Inventors: Günter Hess, Carlheinz Weitmann
  • Publication number: 20020060409
    Abstract: The present invention relates to a sheet-feeding device for delivering printed sheets produced by a printing press, having a plurality of grippers which grasp the sheets and transport them from the printing press in the direction of a stacking device, characterized in that the sheet-feeding device is provided with at least one linear motor for transporting the grippers.
    Type: Application
    Filed: June 6, 2001
    Publication date: May 23, 2002
    Inventors: Gunter Hess, Carlheinz Weitmann
  • Patent number: 6245146
    Abstract: The invention concerns a device for covering printed sheets with powder having a reservoir for the powder, an inlet for a carrier air stream feeding into the reservoir, an outlet for the carrier air stream loaded with powder exiting out of the reservoir and with a heating cartridge disposed in the reservoir, wherein the heating cartridge is provided with a heat conducting device. Powder can thereby be heated in a controlled, simple, and effective manner to remain in a pourable condition.
    Type: Grant
    Filed: November 8, 1999
    Date of Patent: June 12, 2001
    Assignee: Weitman & Konrad GmbH & Co. KG
    Inventors: Carlheinz Weitmann, Marcel Konrad