Integrally moulded closure system
AssigneePortola Packaging, Inc.
InventorsGerry Mavin, Timothy Stephenson, Stephen Glover
Life of this patent
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Abstract
There is described a closure system comprising a cap (14), a neck (12) and tamper evident means (16, 78) integrally moulded in a unitary structure. The structure allows the application of the tamper evident means prevents the cap from being removed from the neck while the tamper evident means remains intact.
Claims32
A closure system comprising a cap, a neck and tamper evident means integrally moulded in a unitary structure, the structure allowing the application of the cap to the neck whereupon the tamper evident means prevents the cap from being removed from the neck while the tamper evident means remains intact.
A closure system according to claim, wherein the transition member comprises a plurality of circumferentially spaced transition elements separated by areas of reduced thickness.
A method of closing a container in a tamper evident manner comprising the steps of moulding a neck of the container in one piece with a cap and tamper evident means to form a unitary structure and applying the cap to the neck in such a way that the cap is prevented from being removed from the neck while the tamper evident means remains intact.
An integrally moulded closure system comprising a cap applied to a neck, the closure system including tamper evident means integrally moulded with the cap and neck, the tamper evident means preventing removal of the cap from the neck while the tamper evident means remains intact.
Dependencies are inferred from the claim text.