Patents by Inventor J. Shawn Daly

J. Shawn Daly 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: 7610738
    Abstract: A turf maintenance vehicle, wherein the vehicle includes a traction drive system structured and operable to provide movement of the vehicle across a ground surface, and an electric motor structured and operable to provide rotation of a cutting device that includes a plurality of cutting blades. The vehicle additionally includes a vehicle controller that is configured to receive a programmable vehicle clip rate data input and monitor a groundspeed of the vehicle and a rotational speed of the cutting device as the vehicle moves across the ground surface. The controller is additionally configured to actively control the electric motor based on the monitored vehicle groundspeed to thereby actively control the rotational speed of the cutting device in order to maintain the programmed clip rate of the vehicle as the vehicle moves across the ground surface.
    Type: Grant
    Filed: April 8, 2008
    Date of Patent: November 3, 2009
    Assignee: Textron Inc.
    Inventors: J. Shawn Daly, Carlos A. Bellot