Container manufacture

Claim 1

IN A CONTAINER CONSTRUCTION OF THE TYPE HAVIONG A TUBULAR BODY SIDE WALL TERMINATING IN AN OPEN END AND HAVING AN END CLOSURE PERMANENTLY SEAMED TO THE BODY AT AND CLOSING SAID OPEN END; THE IMPROVEMENTS WHICH COMPRISES AN ANNULAR RADIALLY OUTWARDLY EXTENDING OFFSET SHOULDER FORMED IN THE BODY SIDE WALL SPACED FROM THE BODY OPEN END, AN OFFSET WALL PORTION IN SAID BDOY SIDE WALL EXTENDING AXIALLY FROM THE OUTWARD EXTENT OF SAID OFFSET SHOULDER TO SAID OPEN END AND SPACED RADIALLY OUTWARD FROM AXIAL ALIGNMENT WITH THE INNER SURFACE OF THE BODY SIDE WALL, SAID OFFSET SHOULDER AND WALL PORTION FORMING A BODY OFFSET, A METAL CLOSURE HAVING A CENTRAL DIS-LIKE PORTION TERMINATING RADIALLY OUTWARDLY WITHIN SAID BODY OFFSET AXIALLY ADJACENT SAID OFFSET SHOULDER AND ABUTTING SAID OFFSET WALL PORTION, AN ANNULAR CLOSURE EDGE WALL PORTION CONNECTED TO AND EXTENDING AXIALLY FROM THE CLOSURE CENTRAL DISC-LIKE PORTION ABUTTING THE BODY OFFSET WALL PORTION TO THE BODY OPEN END, AN ANNULAR CLOSURE SEAMING PORTION CONNECTED TO SAID CLOSURE EDGE WALL PORTION AND EXTENDIONG RADIALLY OUTWARDLY ADJACENT THE BODY OPEN END, SAID CLOSURE SEAMING PORTION BEING PERMANENTLY SEAMED TO THE BODY OFFSET WALL PORTION RADIALLY OUTWARD OF SAID BODY OFFSET AND THE BODY OPEN END WITH THAT PART OF THE CLOSURE CENTRAL DISCLIKE PORTION RADIALLY WITHIN THE BODY OFFSET BEING AXIALLY ACCESSIBLE, SAID RADIALLY OUTWARD SEAMING BEING THE SOLE MEANS PERMANENTLY SECURING THE CLOSURE ON AND CLOSING THE BODY OPEN END, AND SAID BODY OFFSET SHOULDER HAVING RADIAL DIMENSIONS LOCATING SAID CLOSURE EDGE WALL PORTION AND SAID TERMINATION OF THE CLOSURE CENTRAL DISC-LIKE PORTION ENTIRELY WITHIN THE EXTENT OF THE BODY OFFSET AND SPACED RADIALLY OUTWARD FROM AXIAL ALIGNMENT WITH SAID BODY SIDE WALL INNER SURFACE SUFFICIENT THAT SAID PART OF SAID CLOSURE CENTRAL DISC-LIKE PORTION IS AXIALLY ACCESSIBLE AND MAY BE SEVERED ENTIRELY WITHIN SAID BODY OFFSET AND THE RESULTING CLOSURE SEVERED EDGE WILL BE LOCATED ENTIRELY WITHIN SAID BODY OFFSET.