Paperboard container reinforcing method

  • US RE38,631 E1
  • Filed: 06/11/2002
  • Issued: 10/19/2004
  • Est. Priority Date: 04/24/1996
  • Status: Expired due to Fees
First Claim
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1. A method for reinforcing a paperboard container moveable from a flattened condition to an erected condition, the method comprising the steps of:

  • providing a paperboard container having side wall panels and associated flaps held in a flattened condition;

    providing a conveyor having opposing conveyor belts combining to sandwich the paperboard container therebetween for conveying the flattened container;

    conveying the flattened container for attaching a strap around the container for providing girth support to the container when in an erected condition;

    attaching a continuously formed strap under tension around an outside surface of the flattened container at a selected location;

    incrementally advancing the flattened container to second and third selected locations, wherein a separation distance between the second and third selected locations is greater than the separation distance between the first and second selected locations; and

    attaching additional continuously formed straps at each of the second and third selected locations.

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