Patent ID: 6179703
Filing Date: 2001-01-30
Classification: G07D

Abstract:
A coin handling machine comprising:a coin intake adapted to receive a mass of objects including a plurality of desired coins having a minimum coin diameter;a coin processing device for counting or sorting said plurality of desired coins;a drum for separating foreign objects other than said plurality of desired coins from said mass of objects prior to conveyance to said coin processing device,the drum having a first open end for receiving said mass of objects from the coin intake and a second open end, opposite said first end, for allowing said plurality of desired coins to exit said drum, the drum further having a plurality of perforations, each of which has a diameter smaller than said minimum coin diameter, for allowing exit of said foreign objects through said perforations but not of any of said plurality of desired coins;a driving device for rotating said drum; anda first wall mounted internally in said drum and extending in an essentially transversal plane with respect to a longitudinal direction of said drum; anda second wall mounted internally in said drum and extending in a plane, which is non-parallel to said first wall, wherein said second wall has a semicircular or semielliptical shape.