Patent ID: 6364146
Filing Date: 2002-04-02
Classification: B65D

Abstract:
A threaded closure adapted to close a peripheral opening provided in a container comprising in combination:a) a closure body having first and second abutment means associated therewith and a circular peripheral surface which defines a central axis, the circular peripheral surface is intended to fit the peripheral opening of the container, the first abutment means presenting a shoulder which, when force is applied thereto, tends to turn the body forcibly in one direction, the second abutment means presenting a shoulder which, when force is applied thereto, tends to turn the body in the opposite direction, wherein one abutment means is spaced farther from the closure body central axis than the other abutment means, b) the peripheral surfaces of the closure body and peripheral container opening having cooperable peripherally disposed structure to enable the closure body to be screwed into the peripheral opening of the container opening, c) said cooperable means responding to rotation of the closure body to engage the latter tightly so as to close the container opening.