Patents by Inventor Christopher Allen Vanderberg

Christopher Allen Vanderberg 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).

  • Knife gate valve having elastomeric gate and chest seals
    Patent number: 7059586
    Abstract: A gate seal for a knife gate valve comprising a sealing surface lining the gate channel and an integral gasket for compression between valve body halves, a chest seal for a knife gate valve comprising a body having an expandable sealing surface and one or more injection chambers adapted to receive an injectable packing, each chamber having a cross-sectional area that is completely surrounded by the body member, and/or a knife gate valve comprising one or both such seals. The chest seal body may comprise a knife gate slot that is peripherally surrounded by the body. The gate seal and the chest seal may comprise a single integral elastomeric member or separate components.
    Type: Grant
    Filed: April 1, 2004
    Date of Patent: June 13, 2006
    Assignee: ITT Manufacturing Enterprises, Inc.
    Inventors: Christopher Allen Vanderberg, Shaine Gordon Reeves, John Paul Comstock, Timothy Carl Sumrall