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Valve carrier ring assembly

  • US 7,980,430 B2
  • Filed: 01/19/2007
  • Issued: 07/19/2011
  • Est. Priority Date: 01/19/2007
  • Status: Active Grant
First Claim
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1. A closure for an opening to a container, the closure comprising:

  • a hollow body for engaging the container around the opening and having a dispensing opening for communicating with the container opening; and

    a valve carrier ring assembly located within the body adjacent the dispensing opening and having a carrier ring and a valve, the carrier ring including a dispensing passage, a plurality of circumferentially spaced, separate retaining beads and a plurality of retaining spaces, the dispensing passage defined by a wall having a top portion, the plurality of retaining beads each located adjacent the top portion of the wall, each retaining space defined at least in part by the top portion of the wall and one of the plurality of retaining beads, the valve located at least partially within the carrier ring and including a dispensing portion and a retention portion, at least part of the retention portion located substantially within the plurality of retaining spaces and wherein the carrier ring is a unitary structure, wherein said carrier ring further includes a plurality of circumferentially spaced bridges corresponding in number to said plurality of retaining beads, each of said bridges respectively positioned between adjacent ones of said retaining beads, said bridges indirectly connecting said retaining beads to said top portion of said wall.

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