Linerless closure having sealing fin biased by wedge member

Details Linerless closure having sealing fin biased by wedge member Linerless closure having sealing fin biased by wedge member

B - Operations, Transporting

65

D

206/21

B65D 41/04 (2006.01)

Patent

CA 1068648

ABSTRACT OF THE DISCLOSURE 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 de- pending 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 de- pends downwardly from the inside of the top panel at a loca- tion radially outwardly from the annular sealing fin and has an inwardly inclined lower surface adapted to bias or wedge the sealing fin into firm engagement with the annular rim of the container.

292371

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