Linerless closure

Details Linerless closure Linerless closure

1977-01-28

1978-01-24

Norton, Donald F.

Bottles and jars

Closures

Cap type

215DIG1, B65D 4104

Patent

active

040699374

ABSTRACT:
A linerless closure for a container having a neck portion terminating at its end in an annular rim defining the periphery of an open mouth, the closure including a top panel with a depending cylindrical skirt adapted to engage the neck of the container. A downwardly and outwardly depending annular sealing fin is provided on the inside of the top panel of the closure and is adapted to engage the annular rim of the container to close and seal the open mouth of the container. An annular wedge or stop member depends downwardly from the inside of the top panel at a location radially outwardly from the annular sealing fin and has and inwardly inclined lower surface adapted to bias or wedge the sealing fin into firm engagement with the annular rim of the container.

REFERENCES:
patent: 3255909 (1966-06-01), Miller
patent: 3286866 (1966-11-01), McIntosh
patent: 3814274 (1974-06-01), McIntosh

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