Internally-seating container closure

Details Internally-seating container closure Internally-seating container closure

1983-07-28

1986-01-07

Hall, George T.

Receptacles

Closures

Removable closure retained by ductile in situ deformation

B65D 3900

Patent

active

045629374

ABSTRACT:
A container closure includes a cover portion and a rim portion at the edge of, and upstanding from the cover portion; the rim includes a flat, solid, annular ring member surrounding a raised, solid, round-shouldered, circular center area; the rim portion surrounds the cover portion and includes an upstanding, annular wall with an outwardly-projecting annular flange for engaging the inner surface of a container at its opening and, at the top edge of the annular wall, a planar flange parallel to the cover portion for seating on the rim of a container opening.

REFERENCES:
patent: 3460711 (1969-08-01), Al-Roy
patent: 4027776 (1977-06-01), Douglas
patent: 4141462 (1979-02-01), Rucci
patent: 4300700 (1981-11-01), Chang

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