Patent ID: 8622239

Claim:
A can of the type which comprises, in metallic sheet; a radially expanded body portion having a lower edge which carries a bottom wall; a neck portion having a cross section contour, which is concentrical, similar and reduced in relation to that of the body portion, and an upper end edge which incorporates an outer peripheral projection and which defines the contour of an upper opening; a transition portion with a profile that is inclined in relation to the axis of the can from the neck portion to the body portion, joining the body portion with the neck portion; a lid presenting a panel portion which incorporates a peripheral tubular portion and a pending skirt which forms, with the peripheral tubular portion, a peripheral channel radially separating the panel portion from the peripheral tubular portion to be tightly fitted, with interference, in the interior of the upper opening of the neck portion and having a free upper edge along an upper portion of the lid carrying an outer circumferential rib to be seated onto the upper end edge of the neck portion, wherein the outer circumferential rib inferiorly carries, an annular gasket to be seated onto the upper outer edge of the neck portion upon the fitting of the lid on the upper opening; and a removable retaining ring configured as a single piece of plastic material and including: an upper annular portion configured to be seated on the free upper edge of the lid, and a peripheral skirt portion pending from the upper annular portion, laterally tightly surrounding the outer circumferential rib of the lid and the outer peripheral projection of the body portion, and incorporating an inner circumferential finger configured to be seated under and axially locked by the outer peripheral projection of the neck portion, wherein the upper annular portion of the retaining ring incorporates a lower tubular projection to be fitted, with interference, in the interior of the peripheral channel of the lid, forcing the peripheral tubular portion of the latter against the interior of the neck portion of the can; and wherein the lower tubular projection is disposed below the upper annular portion.