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US 2003/0071044 A1Published application
End closure structure and method and container having reinforcing rib structures
OwnerElmer D. Werth, Roger A. Hahninventors
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OwnerElmer D. Werth, Roger A. Hahninventors
Estimating the term…
An end closure for a container, such as a beverage or food can, includes a transverse central body panel and a surrounding outer margin joined to the longitudinal side wall of the container body. The margin portion has a support section, and a plurality of spaced rib structures are located on the margin and have portions that extend longitudinally along the support section to reinforce the margin. The end closure can be a lid or an integrally formed bottom for a can body. The margin can have a U-shaped profile with the rib structures located on either the inner or outer wall portion thereof. The rib structures may be flutes defining tear-dropped shaped depressions. The invention contemplates a can body with the end closure forming the bottom thereof. A method is described for forming such end closures and containers.
In a container having a surrounding side wall forming a container body that has a central axis and first and second end closures defining an interior therein, an improvement wherein at least one of said end closures includes:
A can body adapted to receive contents for packaging, comprising:
A can body according to claim 21 wherein said flutes are tear-dropped shaped depressions in said support section.
A lid adapted to be seamed onto a can body to form a container, comprising:
A method of forming an end closure for a surrounding side wall of a container having a central axis, comprising
A method of forming a can body out of a cup shaped can blank, comprising:
Dependencies are inferred from the claim text.