Patents by Inventor Kenneth P. Grantham

Kenneth P. Grantham 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).

  • Patent number: 5084176
    Abstract: A vibrating filter has a housing, top and bottom plates spaced vertically in an upper portion of the housing and defining an outlet chamber therebetween, at least one filter element dependent from the bottom plate into a filter chamber defined in the housing below the outlet chamber and a process liquid inlet into the filter chamber and a filtered liquid outlet from the outlet chamber. A vibrator containing an eccentrically movable mass, abuts and is energizable directly through the top plate, without need for energizing hoses or conduits within the outlet chamber. The vibrator connects by a slim depending member to the bottom plate carrying the filter elements.
    Type: Grant
    Filed: March 9, 1990
    Date of Patent: January 28, 1992
    Assignee: Delaware Capital Formation, Inc.
    Inventors: Scott J. Davis, Kenneth P. Grantham, John W. Rishel