Patent ID: 7417203

Claim:
A sorting device for sorting granules within a bulk of such granules, where the granules differ in quality, which sorting device comprises: positioning means giving a well-separated position for each granule; detecting means; at least one source of electromagnetic radiation or sonic waves; ejecting means and receiving means; wherein the positioning means is a cylinder having a number of pockets placed in rows along the inner circumference of the cylinder so that, when the cylinder is rotated, the granules are positioned and held in the pockets for a time sufficient for detection and ejection wherein an opening is furnished in the bottom of each pocket, which opening is small enough not to the granules through, each pocket being adapted to capture and hold a granule and having a form in the area of the opening that facilitates positioning of the granule to fully cover the opening; and a timer to control the position of each pocket in relation to the detecting means and the ejecting means.