Patent ID: 6736283
Filing Date: 2004-05-18
Classification: B21D,B65D,Y10T

Abstract:
A can end adapted to be affixed to a can body, the can end comprising:(a) a central panel integrally connected to an inner panel wall, the connection having a first radius of curvature; (b) a countersink integrally connected to the inner panel wall, the countersink having a second radius of curvature; (c) a chuck wall integrally connected to the countersink, the chuck wall having three chuck wall sections; (d) a first chuck wall integrally connected to the countersink; the first chuck wall having an angle &thgr;1 of 20 degrees to 35 degrees as measured from an axis perpendicular to the central panel; (e) a second chuck wall integrally connected to the first chuck wall, the second chuck wall having an angle &thgr;2 of 4 degrees to 27 degrees as measured from the axis, the connection having a third radius of curvature; (f) a third chuck wall integrally connected to the second chuck wall, the third chuck wall having an angle &thgr;3 of 18 degrees to 32 degrees as measured from the axis, the connection having a fourth radius of curvature; and (g) an end wall integrally connected to the third chuck wall, the end wall being adapted to be affixed to a flange of a can body, the can end having a preselected panel depth and a preselected countersink depth.