How to be bonded to the can body cans closing lid cans and closing lid

摘要

(57) I to provide a method of the [summary] cans closing lid 10, is joined to the can body 40 cans closing lid 10. A center panel 12 having a central axis 14 which is perpendicular to the diameter d ₂ of the peripheral curl portion 38 or outside the rim of the can lid 10, the preferred embodiment of the present invention can lid 10, countersink 16 of an annular surrounding the center panel 12 and, a chuck wall 132 of arcuate extending radially outward from the annular countersink 16, and the stepped portion 34 of the arcuate extending radially outward from the chuck wall 132 of the arcuate, radially outward from the arcuate step portion 34 The transition includes a portion 36 that extends, and a peripheral curl portion 38 that extends outwardly from the transition portion 36.