Patents by Inventor Alan K. Monson

Alan K. Monson 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: 6319135
    Abstract: A merry-go-round for playground use comprises a rotating shaft mounted to a support shaft. A frame structure including a spin ring and two seats are mounted to the rotating shaft. Seat belts are provided to strap riders (children) into the seats. The support shaft extends into the ground and incorporates an anchoring system which is encased in concrete. A safety barrier is positioned between the spin ring and the seats. The merry-go-round is operated by a person who manually propels the spin ring mounted to the rotating shaft.
    Type: Grant
    Filed: September 6, 2000
    Date of Patent: November 20, 2001
    Inventor: Alan K. Monson