Patents by Inventor William T. Girard

William T. Girard 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).

  • Patent number: 4133122
    Abstract: A carriage assembly has first and second pairs of rollers rotatably connected to first and second sides of the carriage. First and second rail means are secured to spaced parallel sidewalls. The first rail device has first and second elongate rails positioned in end-to-end relationship at which the adjacent ends are spaced one from the other. Each of the first pair of rollers are rollably carried by respective first and second rails while the second pair of rollers are rollably carried by the second rail device.
    Type: Grant
    Filed: August 15, 1977
    Date of Patent: January 9, 1979
    Assignee: Caterpillar Tractor Co.
    Inventors: William T. Girard, Warner G. Richardson, Eugene M. Wilson
  • Patent number: 4001956
    Abstract: The invention is concerned with a transported tractor scraper of the type having a scraper bowl connected to a tractor. The transported tractor scraper comprises a laterally extending draft tube disposed longitudinally between said tractor and said scraper bowl. A pair of spacers are mounted interiorly on a respective sidewall of the scraper bowl. A pair of draft arms are detachably mounted at a first end thereof interiorly on one of the spacers a spaced distance away from a respective sidewall. A generally flat transport bracket is provided detachably interconnected between a second end of each of the draft arms and the draft tube. A method for transporting a tractor scraper of the type having a draft tube and a pair of draft arms interconnecting a scraper bowl to a tractor is disclosed.
    Type: Grant
    Filed: September 17, 1975
    Date of Patent: January 11, 1977
    Assignee: Caterpillar Tractor Co.
    Inventors: Eugene M. Wilson, William T. Girard