Patents by Inventor Terry W. Malone

Terry W. Malone 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).

  • Hopper gate valve
    Patent number: 5285811
    Abstract: An hopper gate valve having a valve body for connection to a hopper car with a generally elongated discharge opening is provided. A valve member is adapted to engageable and disengage the elongated discharge opening by using a control apparatus which controllably and pivotally effects the displacement of the valve member with respect to the elongated discharge opening.
    Type: Grant
    Filed: July 16, 1992
    Date of Patent: February 15, 1994
    Assignee: Trinity Industries, Inc.
    Inventors: Michael W. DiLuigi, Terry W. Malone