Vacuum fill system

Fluent material handling – with receiver or receiver coacting mea – Fluent charge impelled or fluid current conveyed into receiver

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Details

141 59, 141 65, 141 71, 141314, B65B 126

Patent

active

054471834

ABSTRACT:
A vacuum fill system for deaerating and compacting flowable materials within a container for transportation and storage of the materials includes a hollow chamber having an open bottom end for insertion of the chamber into the container. A rubber pad placed under the container seals the chamber for creation of a vacuum in the chamber through a vacuum line connecting the chamber to a vacuum source for deaeration of flowable materials placed within the chamber and the container. A line having a valve therein and vented to the atmosphere is connected to the chamber for returning the chamber to atmospheric pressure substantially instantaneously to compact the deaerated material into a substantially solid mass within the container. Upon completion of compaction the chamber of the vacuum fill system is removed from the interior of the container and the top of the container closed for shipment or storage.

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