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Closure for a container

  • US 5,014,888 A
  • Filed: 05/26/1989
  • Issued: 05/14/1991
  • Est. Priority Date: 05/26/1989
  • Status: Expired due to Term
First Claim
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1. A pour spout assembly for a container having a wall which comprises a tongue formed from the wall and hinged to the wall, the tongue being defined by a transverse slittable line of weakening in said wall and downwardly extending upright slittable lines of weakening in said wall at opposite ends of the transverse slittable line of weakening, the tongue being hinged to the wall at lower ends of the upright slittable lines of weakening, a web member having a central portion attached to an inner face of the tongue, outer glue panels attached to an inner face of the container adjacent the tongue and accordian pleat panels connecting the central portion and the outer glue panels, free edges of the central panel of the web being hinged to the accordian pleat panels, outer edges of the accordian pleat panels being hinged to the glue panels, the tongue swinging between a closed position in which the tongue is aligned with the wall and an upper portion of the central portion of the web overlaps a portion of the inward face of the wall above the tongue and covers and closes the transverse slit and an open position in which the tongue extends upwardly and outwardly from hinging means of the tongue when the slittable lines of weakening have been slit, the pour spout being closable by swinging the tongue from the open position past alignment with the wall to move the upper portion of the central portion of the web into the container and then outwardly to closed position secured by abutment of the upper portion of the central portion of the web with the inward face of the wall.

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