Carton equipped with liquid pouring-out device

Details Carton equipped with liquid pouring-out device Carton equipped with liquid pouring-out device

1990-06-04

1991-07-02

Valenza, Joseph E.

Dispensing

With cutter and/or punch

To form dispensing opening in container

222541, B67D 506

Patent

active

050279793

ABSTRACT:
A carton container to be filled with liquids such as beverages, comprises a wall structure of liquid impermeable property, a liquid pouring-out device fixed to a mounting aperture of the wall structure through which device the liquid is poured out, a gas barrier layer provided in said wall structure to prevent gas within the container from passing through the wall structure to the outside, and a gas barrier film provided across the liquid pouring-out device to prevent gas within the container from escaping through the pouring-out device, the gas barrier layer and the gas barrier film being overlapped or continuous when seen in outside-to-inside direction with respect to said wall structure, whereby gas within the container does not escape to the outside even after elapse of a prolonged period of time.

REFERENCES:
patent: 3260411 (1966-07-01), Dobson
patent: 3295725 (1967-01-01), Brandt
patent: 3459315 (1969-08-01), Labarre
patent: 4165023 (1979-08-01), Schmit
patent: 4185757 (1980-01-01), Schultz
patent: 4322018 (1982-03-01), Rutter
patent: 4362255 (1982-12-01), Bond
patent: 4378069 (1983-03-01), Franco
patent: 4445550 (1984-05-01), Davis et al.
patent: 4469249 (1984-09-01), Malpas et al.
patent: 4483464 (1984-11-01), Nomura
patent: 4526297 (1985-07-01), Grimsley
patent: 4723689 (1988-02-01), Vallos et al.
patent: 4907772 (1990-03-01), Ueda et al.

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