Patents by Inventor Geoffrey Gordon Leeves

Geoffrey Gordon Leeves 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).

  • Driving of rail clips in making a railway rail-and-fastening assembly
    Patent number: 4068593
    Abstract: Clips for holding down railway rails are driven into position, for example by driving parallel to the rails, by power-operated apparatus with wheels which run along at least one rail. There may be one or two power-operated devices for driving clips one at a time or two at a time on opposite sides of the same rail or four power-operated devices for driving four clips at a time, one on each side of each rail. The power-operated devices may comprise piston-and-cylinder devices driving levers.
    Type: Grant
    Filed: September 12, 1975
    Date of Patent: January 17, 1978
    Assignee: Pandrol Limited
    Inventor: Geoffrey Gordon Leeves