Patents by Inventor Royston M. Gould

Royston M. Gould 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).

  • Vehicle and method of releasably coupling parts of the vehicle together
    Patent number: 4944359
    Abstract: A wheelchair has a removable seat, removable battery containers and a body which can be separated into two major parts, one having a pair of ground-engaging wheels and the other having a single, steerable wheel. The body parts incorporate respective parts of a two-part coupling. One coupling part has recesses for receiving horizontal pins on the other coupling part. Lower pins serve as pivots during coupling. A pair of lower recesses are placed over co-axial lower pins and the body parts are then rocked about these pins to bring upper pins into their respective recesses. The pins are then locked in their recesses.
    Type: Grant
    Filed: July 28, 1988
    Date of Patent: July 31, 1990
    Inventors: Trevor D. Doman, John R. Buttery, Royston M. Gould
  • Articulated three wheel vehicle
    Patent number: D322049
    Type: Grant
    Filed: July 28, 1988
    Date of Patent: December 3, 1991
    Assignee: Sunrise Medical Limited
    Inventors: Trevor D. Doman, John R. Buttery, Royston M. Gould