One piece container end member with an integral hinged opening t

Details One piece container end member with an integral hinged opening t One piece container end member with an integral hinged opening t

1975-07-28

1976-09-28

Hall, George T.

Receptacles

Closures

With closure opening arrangements for means

B65D 4132

Patent

active

039826570

ABSTRACT:
A one piece container end member of metallic sheet material having an exterior rim portion for mounting on an open ended container body member; an interior rim portion axially and radially inwardly offset relative to the exterior rim portion; an axially outwardly domed central wall portion surrounded by the interior rim portion and extending generally radially inwardly relative thereto for closing the open end of the container body member; an integral inwardly severable and displaceable tab portion in the central wall portion extending generally radially inwardly from the interior rim portion; the tab portion being hingedly integrally connected at the interior rim portion by a generally arcuately extending hinge portion; the tab portion being defined by at least one continuous score groove extending from arcuately spaced points adjacent the interior rim portion on opposite sides of the hinge portion generally radially inwardly therefrom toward the central axis of the container end member with intermediate score groove portions extending along substantially straight lines and being connected adjacent the central axis by a curved intermediate score groove portion; the tab portion within the score groove being concave and extending inwardly toward the container body member; and outwardly extending dimple areas in the central wall portion.

REFERENCES:
patent: 3881630 (1975-05-01), Levell et al.
patent: 3902626 (1975-09-01), Jordan et al.
patent: 3912114 (1975-10-01), Moran et al.

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