Patents by Inventor Wilbert B. Nelson

Wilbert B. Nelson 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).

  • Windmill with annular flywheel
    Patent number: 5302084
    Abstract: An improved windmill has an approximately vertical center support post. The windmill also has a plurality of wheels, each rotatably mounted on a separate horizontal axis, each axis being radially disposed about the center support post. The windmill also has a horizontal annular ring disposed radially about the center support post. The ring is mounted on the wheels so that the ring can rotate about the center support post. The windmill also includes a plurality of approximately horizontal beams. Each beam is radially disposed about the center support post. A first end of each beam is connected to the center support post and a second end of each beam is connected to the annular ring.
    Type: Grant
    Filed: December 30, 1992
    Date of Patent: April 12, 1994
    Inventor: Wilbert B. Nelson