Stopper having interrupted threads

Abstract

The invention is a screw type plastic stopper, comprising a closure shell and a tamper band to be secured on a bottle neck. The stopper further includes a weakness line having bridges, that separably link a bottom edge of the closure shell to a top edge of the tamper band, and at least one inner thread that is located and extends along an inner wall of the stopper. The inner thread is interrupted along the weakness line and comprises a top part located at the closure shell over the weakness line and a bottom part located at the tamper band under the weakness line.

Dependencies are inferred from the claim text.