Patents by Inventor Lee Ernie Treichel

Lee Ernie Treichel 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).

  • Plug valve with an internal check valve
    Patent number: 8960223
    Abstract: A valve device is provided for controlling air flow. The valve device includes a plug closure member having an interior chamber and a stop device positioned within the interior chamber of the plug closure member. The valve device further includes a check valve having a plate positioned adjacent an inlet opening of the plug closure member and an alignment device attached to the plate and received within a stop opening of the stop device. The check valve is movable between a closed position in which the plate limits passage of a lift air through the interior chamber and an open position in which the plate allows passage of the lift air through the interior chamber. The stop device engages the check valve in the open position.
    Type: Grant
    Filed: September 19, 2011
    Date of Patent: February 24, 2015
    Assignee: Tapco International Corporation
    Inventors: Robert Keith Stoddard, Jr., Marius Robert Junier, Lee Ernie Treichel
  • PLUG VALVE WITH AN INTERNAL CHECK VALVE
    Publication number: 20120073679
    Abstract: A valve device is provided for controlling air flow. The valve device includes a plug closure member having an interior chamber and a stop device positioned within the interior chamber of the plug closure member. The valve device further includes a check valve having a plate positioned adjacent an inlet opening of the plug closure member and an alignment device attached to the plate and received within a stop opening of the stop device. The check valve is movable between a closed position in which the plate limits passage of a lift air through the interior chamber and an open position in which the plate allows passage of the lift air through the interior chamber. The stop device engages the check valve in the open position.
    Type: Application
    Filed: September 19, 2011
    Publication date: March 29, 2012
    Applicant: Tapco International Corporation
    Inventors: Robert Keith Stoddard, JR., Marius Robert Junier, Lee Ernie Treichel