Patent ID: 7526938

Claim:
A metal container comprising a base, an axially opposite open ended side wall and a ring component, the ring component adapted to be closed by a peelable membrane or foil, the base and the ring component being formed from the same sheet of metal and fastened to opposite ends of the axially opposite open ended side wall, in which the container side wall: a) is flared outwardly to a diameter D 2 at the end to which the ring component is fixed by between 6 mm and X mm, where X=0.15 times the diameter D 1 of a central section of the container side wall, the central section being of a substantially constant cross-section; and in which the container side wall: b) is tapered inwardly to a diameter D 3 at the end to which the base is fixed by between 2 mm and Y mm, where Y=0.22 times the diameter D 1 of the central section of the container side wall.