Patents by Inventor Delbert Hartman

Delbert Hartman 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).

  • Self adjusting sail vertical shaft windmill
    Publication number: 20050196279
    Abstract: A vertical shaft is provided and supported whereupon are mounted sails that can so self adjust as to interact with the wind in such a way as to power a windmill as well as relieve themselves from winds that are too severe while maintaining continuous operation.
    Type: Application
    Filed: March 4, 2004
    Publication date: September 8, 2005
    Inventor: Delbert Hartman
  • Transverse disc motor
    Publication number: 20050045841
    Abstract: This invention relates to a turbine type motor having at least two rotating disc, mounted, housed, and geared together so that one rotates transverse to the other. The disc, one or more of which has an aperature in its perimeter the other having a projection or projections from its perimeter, intersect in a timed sequence so as to receive or produce power or to transfer liguids or gases.
    Type: Application
    Filed: August 25, 2003
    Publication date: March 3, 2005
    Inventor: Delbert Hartman