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Container assembly for the transport, storage and dispensing of flowable materials

  • US 5,067,636 A
  • Filed: 09/07/1989
  • Issued: 11/26/1991
  • Est. Priority Date: 09/08/1988
  • Status: Expired due to Fees
First Claim
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1. A container assembly for the transportation, storage and dispensing of a flowable material, comprising:

  • an outer load-bearing container composed of thermoplastic material and formed with an upper wall having a large-caliber closable aperture affording access into an interior of the outer container, lateral wall means around said interior, a base for said outer container and an outlet pipe spigot formed on said lateral wall means near said base, said outlet pipe spigot being formed with an external screwthread;

    an inner container in the form of a collapsible flexible-wall sack composed of a plastic sheet material received in said interior of said outer container and formed with a hose spigot extending through said outlet pipe spigot and secured to an outer edge of said outlet pipe spigot, said sack being fillable with said material and, when filled, conforming to the configuration of said outer container, said sack having a top-filling aperture temporarily connectable to said large-caliber closable aperture in said upper wall of said outer container and including means for closing and detaching from said top-filling aperture, said container when at least partially filled being free from connection to said large-caliber closable aperture and said upper wall; and

    a valve threaded onto said outlet pipe spigot for opening and closing flow through said hose spigot.

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