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Foaming Liquid Dispenser

  • US 20130200098A1
  • Filed: 10/21/2011
  • Published: 08/08/2013
  • Est. Priority Date: 10/26/2010
  • Status: Active Grant
First Claim
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1. A foaming pump mechanism for dispensing a foamable or foaming liquid composition which comprises:

  • a liquid cylinder in fluid communication with a supply of a foaming or foamable liquid composition and in fluid communication with a dispensing nozzle, the liquid cylinder further including a bore and a liquid cylinder piston moveable with the bore;

    an air cylinder in fluid communication with the dispensing nozzle,the dispensing nozzle includes an a liquid inlet port, an air inlet port, further downstream thereof at least one screen and a delivery outlet,wherein the volumetric ratios of the volumes of the liquid cylinder and the air cylinder between the base and peak of the stroke cycles is between 1;

    0.1-25.

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