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Container and sealing enclosure

  • US 4,546,874 A
  • Filed: 02/27/1984
  • Issued: 10/15/1985
  • Est. Priority Date: 02/27/1984
  • Status: Expired due to Term
First Claim
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1. A system for maintaining one plastic wall in sealed relationship to another plastic wall of the type found in a container having at least two portions including a top and bottom that come together in closed relationship to form a closure comprising:

  • a first and second channel member for seating on the plastic walls of each respective first and second portion forming the top and bottom of said container that is to be sealed, wherein each of said channel members has a channel for receipt of the plastic wall in one portion thereof and another portion adapted to seat against the other channel member to provide a sealing relationship; and

    ,said channel for receiving said plastic wall has at least one barb formed on each of said channel walls in displaced relationship along the depth of the channel from each other for bending said wall so that said wall is displaced through the axis thereof so as to be placed with a bending moment within said channel to cause said wall to move against one of said barbs in said channels to cause a cold flow of the plastic of said wall against one of said barbs.

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