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Reinforced carton and methods of making carton blanks

  • US 8,226,794 B2
  • Filed: 08/21/2009
  • Issued: 07/24/2012
  • Est. Priority Date: 02/23/2007
  • Status: Expired due to Fees
First Claim
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1. A method of forming a multi-ply blank, comprising:

  • moving a first blank along a first direction, wherein the first blank comprises a first tear strip having at least one first oblique section;

    applying adhesive to the first blank with an applicator, wherein the applicator is moved along the surface of the first blank in a second direction that is transverse with respect to the first direction as the adhesive is applied, the applicator being moved from a first position to a second position, and the applying adhesive to the first blank comprises applying adhesive tape to the first oblique section of the tear strip; and

    joining a second blank to the first blank to form a multi-ply blank.

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