Metallic beverage can end with improved chuck wall and...

Receptacles – End wall structure – Joint or seam between sidewall and end wall

Reexamination Certificate

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Details

C220S619000

Reexamination Certificate

active

07100789

ABSTRACT:
The present invention describes a beverage can end which utilizes less material and has an improved internal buckle strength based on the geometric configuration of a chuck wall, inner panel wall and central panel, and which utilizes an inwardly oriented concave arch on the chuck wall with a radius of curvature between about 0.015 inches and 0.080 inches.

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