PACKAGING MACHINE HAVING SEALING MEANS Russian patent published in 2018 - IPC B65B31/00 B65B31/04

Abstract RU 2652160 C2

FIELD: machine building.

SUBSTANCE: machine comprises a heat sealing section which, by means of heat sealing means, welds the upper film web to the lower film web. Heat sealing means has at least one opening connected to a vacuum source and/or a source of substitute gas, and at least one valve for regulating flow in the opening.

EFFECT: invention provides for improved quality and convenience of service.

5 cl, 3 dwg

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RU 2 652 160 C2

Authors

Paul Rajner

Dates

2018-04-25—Published

2014-06-04—Filed