Patents by Inventor Frank N. Kersey

Frank N. Kersey 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).

  • Mining vehicle
    Patent number: 4245714
    Abstract: An articulated vehicle includes front and rear vehicle portions connected by a floating connector member having upper and lower vertically aligned pivot connections to the rear vehicle portion and horizontally aligned front and rear pivot connections to the front vehicle portion with wear takeup means in the pivot connections.
    Type: Grant
    Filed: June 19, 1978
    Date of Patent: January 20, 1981
    Inventor: Frank N. Kersey