Patent ID: 9688040
Date: 2017-06-27
CPC Classifications: B26D,B29C,B29D,B29L,B65D

Claim:
1. A method for producing a closure for a product containing container constructed for being inserted and retained in a portal forming a neck of the container for sealingly closing the container, said method comprising: A. extruding a continuous, substantially cylindrically shaped, elongated length of a material; B. passing said elongated length of material through a cutting area comprising a knife blade, said knife blade comprising at least one cutting edge region having a discontinuous cutting edge, said knife blade being mounted for rotation through said cutting area, said knife blade being mounted in a plane substantially perpendicular to a central axis of the elongated length of material; and C. cutting said elongated length of material in the plane substantially perpendicular to the central axis of said elongated length of material using the knife blade, thereby establishing a closure having a desired length for insertion and retention in the portal of the neck of the container.