Patents by Inventor Graydon E. Anderson

Graydon E. Anderson 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).

  • Internal roll compression system
    Patent number: 4543881
    Abstract: This invention is a machine for squeezing water out of peat or other material of low tensile strength; the machine including an inner roll eccentrically positioned inside a tubular outer roll, so as to form a gradually increasing pinch area at one point therebetween, so that, as the rolls rotate, the material is placed between the rolls, and gets wrung out when passing through the pinch area.
    Type: Grant
    Filed: February 8, 1984
    Date of Patent: October 1, 1985
    Inventor: Graydon E. Anderson