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Device adapted to be used in the production of conical paper cups

  • US 3,157,096 A
  • Filed: 12/27/1962
  • Issued: 11/17/1964
  • Est. Priority Date: 12/27/1962
  • Status: Expired due to Term
First Claim
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1. A DEVICE ADAPTED TO BE USED IN THE PRODUCTION OF CONICAL PAPER CUPS, COMPRISING A MANDREL ABOUT WHICH A PAPER CUTOUT MAY BE WRAPPED, MEANS FOR MOVING SAID MANDREL ALONG A CURVED PATH, GUIDE MEANS POSITIONED ADJACENT THE PATH OF MOVEMENT OF SAID MANDREL AND COOPERATING THEREWITH FOR WRAPPING A CUT-OUT PARTLY ABOUT SAID MANDREL, AND A PAIR OF WRAPPING LEVERS SWINGABLY MOUNTED AT OPPOSITE SIDES OF SAID PATH OF MOVEMENT OF SAID MANDREL AND OPERABLE, IN RESPONSE TO THE MOVEMENT OF SAID MANDREL RELATIVE TO SAID WRAPPING LEVERS, TO COMPLETE THE WRAPPING OF SAID CUT-OUT ABOUT SAID MANDREL WITH AN OVERLAPPING SEAM, EACH OF SAID WRAPPING LEVERS COMPRISING A PAIR OF LEGS ARRANGED IN THE MANNER OF TONGS, AND RESILIENT MEANS FOR URGING THE ASSOCIATED PAIR OF SAID LEGS YIELDINGLY TO APPROACH ONE ANOTHER.

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