Piercing closure

Details Piercing closure Piercing closure

1989-08-03

1991-02-19

Marcus, Stephen

Bottles and jars

Closures

Substitute closure having means to remove original closure

215250, 222 83, B65D 4100

Patent

active

049935690

ABSTRACT:
This invention is concerned with a closure which permits the sterile opening of a membrane sealed container in a single-action motion which also maintains a hermetic seal under retort conditions. This closure includes a generally cylindrical side wall having threads along the inner surface thereof, a top with an upper surface having a protective rim extending upwardly therefrom, with the top also having a dome assembly with the protective rim extending above such dome assembly. The dome has a top and bottom surface, with at least one plow member projecting downwardly from the bottom surface of the dome.

REFERENCES:
patent: 4770305 (1988-09-01), Su
patent: 4795043 (1989-01-01), Odet et al.

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