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Container Having A Rim Or Other Feature Encapsulated By Or Formed From Injection-Molded Material

  • US 20140374953A1
  • Filed: 09/12/2014
  • Published: 12/25/2014
  • Est. Priority Date: 03/15/2002
  • Status: Active Grant
First Claim
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1. A method for forming a container having an injection-molded feature, comprising:

  • obtaining a blank;

    obtaining a tool, the tool comprising a cavity having at least one sidewall for forming at least one sidewall of the container, a core operatively connected to the cavity, an injection cavity for receiving liquid resin and directing liquid resin around at least a portion of the perimeter of the cavity to form the injection molded feature of the container;

    placing the blank in the tool;

    then closing the tool while the blank is in the tool, the closing the tool comprises the core entering the cavity so that the blank is formed into a three-dimensional article that is in the closed tool, the three dimensional article having at least one sidewall;

    then forming the injection-molded feature on the article while the article is in the closed tool, the forming comprises injecting resin into the injection cavity so that resin flows around the perimeter of the article and forms an anchor portion of the injection-molded feature and a flange portion of the injection-molded feature, the anchor portion is in contact with an interior surface of the at least one sidewall and the flange portion extends from the anchor portion outwardly from the at least one sidewall.

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