Patent ID: 6431404
Filing Date: 2002-08-13
Classification: B65D

Abstract:
A tamper indicating closure comprising a top portion, an annular depending skirt extending therefrom, a first tamper indicating ring connected to said depending skirt by at least one circumferentially positioned first frangible element, said first tamper indicating ring including at least one arcuate projection extending around at least a portion of said first tamper indicating ring arranged for registration with an annular locking flange on a container neck portion on which said closure is positioned, said depending skirt having at least one internal thread for engaging at least one external thread on the neck portion of said container, wherein the improvement comprises:said at least one arcuate projection comprising a locking member extending radially inward from said first tamper indicating ring with a surface at an angle to a plane normal with said first tamper indicating ring; further comprising at least one member attached to said first tamper-indicating ring which cooperates with said arcuate projection to assist in breaking said first tamper indicating ring during removal of said closure.