VESSEL STOPPER Russian patent published in 1996 - IPC

Abstract RU 2065828 C1

FIELD: sealing of vessels for storage and transportation of liquid food products at high or low pressure inside vessel. SUBSTANCE: stopper has cover fitted on vessel neck. Outer surface of cover is rounded off and smooth. Flexible diaphragm is interference-fitted on cover. Circular bead of diaphragm is fitted into circular groove of cover. Gases forming at fermentation in storage force out part of flexible diaphragm and emerge into atmosphere through hole. In case of pressure drop inside vessel space, flexible diaphragm presses down the hole precluding air getting into vessel space. EFFECT: enhanced reliability of storage and transportation. 1 dwg

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RU 2 065 828 C1

Authors

Agapov N.G.

Negrikov V.V.

Shabaev V.I.

Dates

1996-08-27—Published

1993-10-19—Filed