Patents by Inventor John Lee Ketchum

John Lee Ketchum 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).

  • Folder with signature removal and slowdown process
    Patent number: 8556791
    Abstract: A folder includes a cylinder having a first gripping device receiving a folded edge of a signature and rotating the signature at a first surface speed. A conveyor presses the signature against the outer surface and the conveyor contacts the signatures at a second surface speed slower than the first surface speed. The present invention also provides a method for removing signatures from a cylinder.
    Type: Grant
    Filed: May 22, 2008
    Date of Patent: October 15, 2013
    Assignee: Goss International Americas, Inc.
    Inventors: Dave Elliott Whitten, John Lee Ketchum
  • Folder with signature removal and slowdown process
    Patent number: 8002689
    Abstract: A folder includes a cylinder having a first gripping device receiving a folded edge of a signature and rotating the signature at a first surface speed. A conveyor presses the signature against the outer surface and the conveyor contacts the signatures at a second surface speed slower than the first surface speed. The present invention also provides a method for removing signatures from a cylinder.
    Type: Grant
    Filed: March 6, 2006
    Date of Patent: August 23, 2011
    Assignee: Goss International Americas, Inc.
    Inventors: Dave Elliott Whitten, John Lee Ketchum
  • Folder with signature removal and slowdown process
    Publication number: 20080280745
    Abstract: A folder includes a cylinder having a first gripping device receiving a folded edge of a signature and rotating the signature at a first surface speed. A conveyor presses the signature against the outer surface and the conveyor contacts the signatures at a second surface speed slower than the first surface speed. The present invention also provides a method for removing signatures from a cylinder.
    Type: Application
    Filed: May 22, 2008
    Publication date: November 13, 2008
    Applicant: Goss International Americas, Inc.
    Inventors: Dave Elliott Whitten, John Lee Ketchum
  • Deceleration drum assembly containing air guides
    Patent number: 6585263
    Abstract: A deceleration drum assembly has a deceleration drum with at least one gripper for gripping and transporting signatures. A guide surface assembly is provided which produces a fluid flow for transporting the signature in a contactless manner above the guide surface assembly.
    Type: Grant
    Filed: February 2, 2000
    Date of Patent: July 1, 2003
    Assignee: Heidelberger Druckmaschinen AG
    Inventors: Paul Emmett Bredenberg, Rich Daniel Curley, John Lee Ketchum
  • Pre-cylinder signature collector
    Patent number: 6439562
    Abstract: A web press has cutting cylinders for cutting a web into signatures and a transfer cylinder for receiving the signatures. A pre-cylinder signature collector includes a diverter station for diverting the signatures received from the cutting cylinders. At least two tape paths having different lengths receive the signatures from the diverter station. At least one collection point collects the signatures from all of the tape paths on top of one another for passage to the transfer cylinder.
    Type: Grant
    Filed: March 29, 1999
    Date of Patent: August 27, 2002
    Assignee: Heidelberger Druckmaschinen AG
    Inventors: Kevin Lauren Cote, Michael Lee Hearn, John Lee Ketchum