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Cartons or boxes

  • US 3,193,175 A
  • Filed: 05/13/1963
  • Issued: 07/06/1965
  • Est. Priority Date: 05/21/1962
  • Status: Expired due to Term
First Claim
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3. A CLOSED BOX FORMED BY FOLDING A SINGLE FLAT BLANK HAVING WEAKENED LINES THEREON, SAIDBOX INCLUDING A LID PANEL, A TRAY PANEL, A BACK WALL JOINING SAID LID AND TRAY PANELS, SIDE WALLS ON EACH SIDE OF SAID TRAY PANEL, SIDE WALLS ON EACH SIDE OF SAID LID PANEL OVERLAPPING SAID FIRSTMENTIONED SIDE WALLS, THREE ESSENTIALLY TRIANGULAR GASSETS ON EACH SIDE AND INTERPOSED BETWEEN SAID BACK WALL AND SAID SIDE WALLS TO PROVIDE PIN-HOLE FREE CORNERS AT ALL FOUR BACK CORNERS OF THE BOX, A FRONT WALL ON SAID TRAY PANEL. A FRONT WALL ON SAID LID PANEL OVERLAPPING SAID TRAY FRONT WALL, TWO GUSSETS ON EACH SIDE INTERPOSED BETWEEN SAID LID FRONT WALL AND THE ADJACENT LID SIDE WALL, WHEREBY PINHOLE FREE CORNERS ARE PROVIDED AT THE FRONT CORNER OF THE LID, SAID TRAY FRONT WALL HAVING SIDE EDGES, SAID SIDE EDGES BEING TAPERED TO FACILITATE ENTRY OF THE TRAY FRONT WALL BETWEEN THE LID FRONT WALL AND THE ADJACENT LID GASSETS, AND SAID TRAY FROM WALL BEING INSERTED BETWEEN SAID LID FRONT WALL AND SAID GASSETS ASSOCIATED WITH SAID LID FRONT WALL.

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