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Dispensing container for liquids

  • US 3,146,806 A
  • Filed: 08/09/1962
  • Issued: 09/01/1964
  • Est. Priority Date: 08/09/1962
  • Status: Expired due to Term
First Claim
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1. FOR USE IN A LIQUID DISPENSING BOTTLE OF THE KIND HAVING AN OPEN NECK SCREW THREADS CAST INTEGRALLY WITH THE NECK ON THE EXTERIOR SURFACE THEREOF A UNITARY TUBULAR BODY MEMBER SLIDEABLY RECEIVED IN SAID NECK AND HAVING A RADIALLY OUTWARD DIRECTED FLANGE AT ITS OUTER END TO OVERLIE THE END SURFACE OF SAID NECK AND THEREBY PROVIDE A SEALING GASKET FOR A CONVENTIONAL CLOSURE CAP SECURED BY SAID THREADS, SAID TUBULAR BODY MEMBER HAVING A PAIR OF AXIALLY SPACED TRANSVERSE WALLS POSITIONED INWARDLY OF SAID FLANGE, EACH OF SAID WALLS BEING SLIT RADIALLY OUTWARD FROM THE CENTRAL LONGITUDINAL AXIS OF SAID BODY MEMBER ALONG A MULTIPLICITY OF CIRCUMFERENTIALLY SPACED LINES, SAID BODY MEMBER BEING FORMED OF YIELDABLE AND FLEXIBLE PLASTIC MATERIAL WHEREBY THE RADIALLY INNER ENDS OF THE SEGMENTS THUS FORMED IN SAID WALLS BY SAID SLITS MAY BE FLEXED IN AN AXIAL DIRECTION TO PERMIT THE INSERTION OF AN APPLICATOR STEM INTO THE BODY PORTION OF SAID BOTTLE, AND A PLUG OF SPONGE-LIKE FOAMESCED AND COMPRESSIBLE PLASTIC MATERIAL POSITIONED WITHIN SAID TUBULAR BODY MEMBER INTERMEDIATE SAID TRANSVERSE WALLS THEREOF, SAID PLUG BEING PIERCE IN AXIAL ALIGNMENT WITH THE LONGITUDINAL AXIS OF SAID TUBULAR BODY MEMBER.

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