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Refill unit for incremental millilitre fluid refill

  • US 8,047,639 B2
  • Filed: 04/09/2010
  • Issued: 11/01/2011
  • Est. Priority Date: 01/21/2004
  • Status: Expired due to Fees
First Claim
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1. A refill unit for a fluid container, said unit comprising:

  • a housing defining a fluid path in fluid communication with an outlet and configured to be operatively engaged with the fluid container;

    a fluid reservoir having an ejection port arranged in fluid communication with the fluid path inside the housing; and

    an ejector assembly configured to incrementally eject between 6 ml and 50 ml per increment of fluid from the reservoir when the assembly is actuated by operative engagement of the fluid container with the housing.

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