An inertial-type conveyor system for the moving of articles from one position to another, the system having minimal detrimental vibrations. During a forward stroke of a tray of the system, the tray moves at a first acceleration whereby the frictional contact between the articles and the tray moves the...http://www.google.fr/patents/US5178258?utm_source=gb-gplus-shareBrevet US5178258 - Inertial conveyor system