Patents by Inventor Barnard Ralph

Barnard Ralph 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).

  • Dual-pivot steering system and method
    Publication number: 20050139117
    Abstract: A system for guided travel over a surface between parallel guide rails includes a first frame including at least one rotatable element for travel over the surface; a first pin connected to the first frame, for rotation of the first frame thereon; a second frame including at least one rotatable element for travel over the surface; a second pin connected to the second frame, for rotation of the second frame thereon; and a base connected to the first pin and the second pin. The first frame and the second frame each include guide wheels for tracking along the respective guide rails and between them. The base can provide transit for people or products.
    Type: Application
    Filed: March 13, 2003
    Publication date: June 30, 2005
    Inventors: Barnard Ralph, Belinda Macheno