VENTED CONTAINER END CLOSURE

摘要

A metallic container end closure is provided that generally comprises a dispensing opening and a vent opening. The vent opening improves pourability through the dispensing opening and provides an alternative option for consuming the contents of the container. The end closure may include features to ease opening of the vent opening, such as stiffeners and/or vent form features.

主权项

1. A vented metallic end closure adapted for interconnection to a neck of a container body, comprising:
a peripheral curl; a chuck wall extending downwardly from the peripheral curl; a central panel positioned within the chuck wall; a deboss provided on the central panel; a tab interconnected to the deboss and rotatable about a rivet; a primary score defining a dispensing opening and a vent opening comprising a secondary score provided with the deboss; wherein the dispensing opening and the vent opening are provided in opposing relationship on opposite sides of the rivet; a secondary recess provided within the deboss and wherein the secondary recess is adjacent to and extends at least partially around the secondary score; the tab comprising a nose end and a pull end, said pull end comprising an aperture, the aperture adapted to provide visual feedback of the vent opening; wherein the pull end of the tab is adapted to contact the vent opening, and wherein the tab is adapted to transmit a force to the vent opening and sever the secondary score; the secondary score comprising first and second linear portions, the first and second linear portions being substantially parallel, and first and second opposed arcuate portions; the vent opening comprising a raised feature and a vent hinge; and wherein the vent hinge is provided positioned such that the vent opening hinges in an opposite direction as the dispensing opening.