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US 8,720,717 B2Granted
End closure with full panel opening
AssigneeBall Corporation
InventorsJason M. Kaanta, Mark A. Jacober, Howard C. Chasteen, Michael D. Richardson
Life of this patent
Estimating the term…
Abstract
A container for food and beverages with a fully opening end panel is provided. An end closure of the container has a generally circular end panel defined by a score line. A rotational opening tool is providing for contacting the end panel and separating the end panel from the score line upon rotation of the tool.
Claims8
A combination of a full panel opening end closure adapted for interconnection to a neck of a container and a complementing removal tool, comprising:
- a peripheral curl adapted for double seaming to a neck of the container;
- a chuck wall interconnected to said peripheral curl and extending downwardly therefrom;
- a countersink having a safety fold interconnected to a lower portion of said chuck wall, at least a portion of the countersink comprising a bearing surface;
- an inner panel wall interconnected to said countersink;
- a removable end panel interconnected to said inner panel wall, wherein said inner panel wall and said removable end panel are separable from said countersink about a circular score line;
- a generally circular shaped opening device in communication with said bearing surface of said countersink and comprising a helical ramp for contacting a portion of the end panel and separating the entire end panel from the end closure.
3 more elements
Dependencies are inferred from the claim text.