Patents by Inventor Edward Geoffrey Metcalfe

Edward Geoffrey Metcalfe 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).

  • Vehicles
    Patent number: 4061359
    Abstract: A load carrying vehicle is provided with a pair of wheel assemblies which are swingable relative to the frame to vary the width of the track. The wheel assemblies are supported on torsion bars which extend along the frame and may be rotated by a hydraulic cylinder. The torsion bars also provide springing for the vehicle.
    Type: Grant
    Filed: April 19, 1976
    Date of Patent: December 6, 1977
    Assignee: Massey-Ferguson Services N.V.
    Inventors: Edward Geoffrey Metcalfe, Walter Henry Ward