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Spout for bottles and similar containers with a piercing element for piercing a lid on receptacle necks

  • US 5,228,592 A
  • Filed: 11/12/1991
  • Issued: 07/20/1993
  • Est. Priority Date: 05/17/1989
  • Status: Expired due to Term
First Claim
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1. A spout and sealing cap assembly for a container containing a product and having a neck closed off by a lid that must be pierced for allowing dispensing of the product, said assembly comprising a spout having a body and means for fixing said body to the neck of the container, said spout further comprising a piercing and dispensing element in the form of a hollow member that has an open bottom end provided with teeth and an open top end, said piercing and dispensing element being disposed inside said body and being connected to said body by an annular bulged membrane deformable in such a manner that said piercing and dispensing element only retains a first upper position wherein said teeth are located above said lid and a second lower position wherein said teeth, having pierced said lid, are positioned below said lid, and said assembly further comprising a sealing cap which is connected to said body by a hinge, and said piercing and dispensing element being positioned off-center in relation to said body and at a distance further away from said hinge than from a side of said body opposite said fine, said sealing cap having a top section and a sealing member projecting from said top section over such a length that, when said sealing cap is in a closed position, said sealing member cooperates in a sealing fashion with said piercing and dispensing element both when said piercing and dispensing element is in said first upper position and said second lower position.

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