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Closure cap having blister pack rupturable upon opening of cap

  • US 6,170,654 B1
  • Filed: 12/22/1998
  • Issued: 01/09/2001
  • Est. Priority Date: 06/27/1996
  • Status: Expired due to Term
First Claim
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1. A closure cap having a compartment for retaining an additive, the closure cap having a first portion and a body portion defining a push-pull mechanism, said first portion having an aperture, whereby opening of the closure cap is achieved by pulling said first portion of the closure cap relative to said body portion to an open position without said first portion being rotated relative to said body portion, and any additive in said compartment is simultaneously released from the compartment, whereby, in use, any such additive is released into an associated container having liquid contents, whereafter the liquid contents of the associated container may be dispensed through the aperture in said first portion, and wherein closing of the closure cap is achieved by pushing said first portion relative to said body portion to a closed position in which said aperture is closed, whereafter spillage of the contents of the associated container will not occur.

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