Patents by Inventor Peter Diggins

Peter Diggins 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).

  • Paddlewheel vessel thruster
    Patent number: 7448930
    Abstract: A paddlewheel thruster for propelling a marine vessel is provided with a trimming device to automatically trim the paddlewheel independently of the vessel. Automated trimming primarily achieved by means of a buoyant rudder and a fin and an articulated paddlewheel support. Augmentations including the use of sensors and control regulators are also disclosed.
    Type: Grant
    Filed: July 29, 2005
    Date of Patent: November 11, 2008
    Inventor: Peter Diggins
  • Paddlewheel vessel thruster
    Publication number: 20060025026
    Abstract: A paddlewheel thruster that automatically trims, substantially independently of the displacement of the vessel and paddlewheel thruster with a fin to direct water leaving the paddlewheel.
    Type: Application
    Filed: July 29, 2005
    Publication date: February 2, 2006
    Inventor: Peter Diggins