Patent ID: 6533518
Filing Date: 2003-03-18
Classification: B21D

Abstract:
A method of manufacturing a can end, comprising the steps of:introducing an un-scrolled sheet of end material into a press; moving said un-scrolled sheet of end material to a series of work stations in said press; working said un-scrolled sheet of end material in said series of work stations in a sequence of operations so as to complete the forming of finished opening features of said end in said un-scrolled sheet of end material; during said step of working, maintaining said sheet of end material in a substantially continuous and void-free state, thereby permitting precise movement of said sheet relative to said plurality of work stations and registry of said sheet relative to said work stations as said sheet is fed through said work stations; blanking said end from said sheet after said step of working has been completed; and feeding said end out of said press.