https://www.datamp.org/ Recently added patents en-us https://www.datamp.org/patents/displayPatent.php?id=45119&pn=632,831 Grain Scouring Machine Patentee: Charles H. Bidwell - Medina, Orleans County NY Granted:1899-09-12

Abstract: The object of my invention is the construction of a new and improved grain-scourer in io which the scouring-blades shall be caused to act upon the grain under pressure without the use of a vertical column of grain to secure such pressure. Claim: A scouring-cylinder arranged to receive or discharge the grain at either end thereof according to the direction of rotation of the scouring-blades therein, a vibrating screen and a chute, such vibrating screen arranged to deliver the grain therefrom into one end of such scouring-cylinder, such chute arranged to deliver the grain supplied thereto to the other end of such scouring-cylinder, and a valve arranged when in its operative position to direct the grain from such vibrating screen into such chute.
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