A can end tray for storing a plurality of arrays of can ends while the can ends are being conveyed has a substantially rectangular upstanding side wall having a height at least equal to the diameter of the can ends, and a plurality of can end supports on a bottom of said side wall for supporting arrays...http://www.google.es/patents/US5394986?utm_source=gb-gplus-sharePatente US5394986 - Can end tray
