Vapor pressure retention apparatus

Bottles and jars – Closures – Cap type

Patent

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Details

215100A, 220 85D, 220 94B, B65D 2310

Patent

active

049429698

ABSTRACT:
A vapor pressure retention apparatus for applying pressure to the outside surface of a container holding a carbonated beverage. Application of the pressure increases the vapor pressure of the air above the carbonated beverage and thus allows less of the carbon dioxide dissolved in the beverage to escape into the air.

REFERENCES:
patent: 2196529 (1940-04-01), Jenkins
patent: 2812968 (1957-11-01), Sevener
patent: 3088767 (1963-05-01), Deal
patent: 3177025 (1965-04-01), Short
patent: 4116374 (1978-09-01), Garello
patent: 4747495 (1988-05-01), Rendine

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