Closures and Packaging Services Limited

Michael Patrick Furlong

Rodney Malcolm Druitt

A closure () having a sealing rib () projecting downwardly from the underside of its top portion (). The first portion () of the sealing rib () increases in thickness as it extends away from the top portion (). In another aspect, the invention relates to a closure () in which the sealing rib () has a third portion () that is substantially no thicker than the second portion () of the rib () and has a length longer, and preferably substantially longer, than its thickness. In the second aspect, the third portion () of the rib () is connected to the second portion () at or adjacent its free edge and extends generally in a direction away from the top portion (). Upon attachment of the closure () with the neck () of a container, the third portion () will be displaced to lie between the end portion () of the neck () of the container and the top portion () of the closure ().

Closure with extended seal member

A closure ( ) having a sealing rib ( ) projecting downwardly from the underside of its top portion ( ). The first portion ( ) of the sealing rib ( ) increases in thickness as it extends away from the top portion ( ). In another aspect, the invention relates to a closure ( ) in which the sealing rib ( ) has a third portion ( ) that is substantially no thicker than the second portion ( ) of the rib ( ) and has a length longer, and preferably substantially longer, than its thickness. In the second aspect, the third portion ( ) of the rib ( ) is connected to the second portion ( ) at or adjacent its free edge and extends generally in a direction away from the top portion ( ). Upon attachment of the closure ( ) with the neck ( ) of a container, the third portion ( ) will be displaced to lie between the end portion ( ) of the neck ( ) of the container and the top portion ( ) of the closure ( ).

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Tlalpan, Mexico

Michael Patrick Furlong