Self-sealing closure

Details Self-sealing closure Self-sealing closure

1988-06-13

1989-01-24

Garbe, Stephen P.

Bottles and jars

Closures

With pressure-responsive valve

215270, 220366, 220367, B65D 5116

Patent

active

047995980

ABSTRACT:
A self-closing container closure which opens in response to overpressure in the container comprises a sealing plug connected to the closure by a plurality of flexible webs, the overall length of each of the webs being at least equal to the maximum distance between the attachments of the webs to the plug and closure as the plug moves between the open and closed positions.

REFERENCES:
patent: 1576763 (1926-03-01), Ingram
patent: 2576917 (1951-12-01), Berner
patent: 4210255 (1980-07-01), Pan
patent: 4228914 (1980-10-01), Sanderson
patent: 4480759 (1984-11-01), Behrens et al.
patent: 4601413 (1986-07-01), Krawagna
patent: 4705188 (1987-11-01), Rahn

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