Closure for a container
First Claim
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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Accused Products
Abstract
A pour spout assembly for a container having major and minor chambers, a tongue formed from the wall of the minor chamber and hinged to the wall, the tongue being defined by a transverse 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 and having at least one portion thereof projecting across a slittable line of weakening and engageable with an inward facing face of the wall, 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 a portion of the central portion of the web overlaps a portion of the inward face of the wall adjacent the tongue and covers and closes a portion of a slit and an open position in which the tongue extends upwardly and outwardly from hinging means of the tongue when the slittable line 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 projecting portion of the central portion of the web into the container and then outwardly to closed position secured by abutment of the projecting portion with the inward face of the wall.
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Citations
30 Claims
- 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.
- 13. 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 with the inward face of the wall and in which the central portion of the web being wider than the tongue adjacent the transverse slit and no wider than the tongue where hinged to the wall, at least a portion of the central web portion spanning a portion of an upright slit and overlapping a portion of the inward face of the wall between the slit and a glue panel to resist movement of the spout from closed to open position.
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16. 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, the central portion of the web is attached to an area of the 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 other 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 being wider adjacent the tongue hinge line and narrower adjacent the free end of the tongue than the attached central portion of the web, 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 and determine the width and cross-sectional configuration of the mouth of the spout when the tongue is fully extended, 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 with the inward face to the wall.
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17. A pour spout assembly for a container having a wall which comprises a first tongue formed from the wall and hinged to the wall and a second tongue formed from the wall and hinged to the wall, the first tongue being defined by a transverse slit in said wall and downwardly extending upright slits in said wall at opposite ends of the transverse slit, the first tongue being hinged to the wall at lower ends of the upright slits, the second tongue being defined by said transverse slit and by upwardly extending slits at opposite ends of the transverse slit, the second tongue being hinged to the wall at upper ends of the upright slits of the second tongue, a web member having a central portion attached to an inner face of the first tongue, outer glue panels attached to an inner face of the container adjacent the first tongue, and accordian pleat planels 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, and an inner seal panel attached to the inside of the wall and underlying the tongues to form a minor chamber between a portion of the infacing side of the wall with the tongues and the inner seal panel, the first tongue swinging between a closed position in which the first 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 second tongue and covers and closes the transverse slit and an open position in which the first tongue extends upwardly and outwardly from hinging means of the first tongue, the interior of the chamber being exposed when the first tongue is in the open position.
- 18. 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 parting line of weakening in said wall and downwardly extending upright slittable lines of weakening in said wall at opposite ends of the transverse parting 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, and at least a portion of the central web portion spanning a portion of an upright slit and overlapping a portion of the inward face of the wall between the slit and a glue panel to resist movement of the spout from closed to open position, the tongue swinging between a closed position in which the tongue is aligned with the wall and and 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 portion of the central portion of the web projecting beyond the tongue into the container and then outwardly into abutment with the inward face of the wall securing the tongue closed position flush with the wall.
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24. 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 parting line of weakening in said wall and downwardly extending upright slittable lines of weakening in said wall at opposite ends of the transverse parting 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, the central portion of the web is attached to an area of the 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 being wider adjacent the tongue hinge line and narrower adjacent the free end of the tongue than the attached central portion of the web, at least a portion of the central web portion spanning a portion of an upright slit and overlapping a portion of the inward face of the wall between the slit and a glue panel to resist movement of the spout from closed to open position, the tongue swinging between a closed position in which the tongue is aligned with the wall 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 and determine the width and cross sectional configuration of the mouth of the spout when the tongue is fully extended, the pour spout being closable by swinging the tongue from the open position past alignment with the wall to move the portion of the central portion of the web projecting beyond the tongue into the container and then outwardly into abutment with the inward face of the wall securing the tongue in closed position flush with the wall.
- 27. 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 parting line of weakening in said wall and downwardly extending upright slittable lines of weakening in said wall at opposite ends of the transverse parting 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, and at least a portion of the central web portion spanning a portion of an upright slit and overlapping a portion of the inward face of the wall between the slit and a glue panel to resist movement of the spout from closed to open position, the tongue swinging between a closed position in which the tongue is aligned with the wall 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 portion of the central portion of the web projecting beyond the tongue into the container and then outwardly into abutment with the inward face of the wall securing the tongue closed position flush with the wall and in which the central portion of the web being wider than the tongue adjacent the transverse slit and no wider than the tongue where hinged to the wall, at least a portion of the central web portion spanning a portion of an upright slit and overlapping a portion of the inward face of the wall between the slit and a glue panel to resist movement of the spout from closed to open position.
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30. 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 parting line of weakening in said wall and downwardly extending upright slittable lines of weaking in said wall at opposite ends of the transverse parting 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, and at least a portion of the central web portion spanning a portion of an upright slit and overlapping a portion of the inward face of the wall between the slit and a glue panel to resist movement of the spout from closed to open position, the tongue swinging between a closed position in which the tongue is aligned with the wall 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 portion of the central portion of the web projecting beyond the tongue into the container and then outwardly into abutment with the inward face of the wall securing the tongue closed position flush with the wall and in which a web seal panel overlaps the central web portion, the accordian fold portions, the glue flap portion and the inward face of the wall adjacent an end of the tongue hinge line to spanningly close and to effect a seal to preclude escape of product from the pour spout adjacent the ends of the tongue hinge line.
Specification