Patents by Inventor David T. Quadracci

David T. Quadracci 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).

  • Conveyor waste gate
    Patent number: 6866135
    Abstract: The invention recites a gate that is selectively operable to pass a stream of printed products to one of a first path and a second path. The waste gate includes a frame and a first roller member supported by the frame for rotation about a first axis. The first axis is fixed with respect to the frame. A second roller member is supported by the frame for rotation about a second axis. The second roller is movable with respect to the first roller between a first position and a second position. A conveyor belt is supported by the first roller and the second roller such that when the second roller is in the first position, the stream of printed products pass along the first path and when the second roller is in the second position, the stream of printed products pass along the second path.
    Type: Grant
    Filed: February 28, 2003
    Date of Patent: March 15, 2005
    Assignee: Quad/Tech, Inc.
    Inventors: David T. Quadracci, Eric L. Kuhne, Jeffrey J. Karch
  • Conveyor waste gate
    Publication number: 20040168886
    Abstract: The invention recites a gate that is selectively operable to pass a stream of printed products to one of a first path and a second path. The waste gate includes a frame and a first roller member supported by the frame for rotation about a first axis. The first axis is fixed with respect to the frame. A second roller member is supported by the frame for rotation about a second axis. The second roller is movable with respect to the first roller between a first position and a second position. A conveyor belt is supported by the first roller and the second roller such that when the second roller is in the first position, the stream of printed products pass along the first path and when the second roller is in the second position, the stream of printed products pass along the second path.
    Type: Application
    Filed: February 28, 2003
    Publication date: September 2, 2004
    Applicant: Quad/Tech, Inc.
    Inventors: David T. Quadracci, Eric L. Kuhne, Jeffrey J. Karch