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Fluid treatment

  • US 4,719,056 A
  • Filed: 06/21/1985
  • Issued: 01/12/1988
  • Est. Priority Date: 06/25/1984
  • Status: Expired due to Term
First Claim
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1. Carbonating apparatus comprising a carbonation chamber, water supply means for partially filling said carbonation chamber with water to be carbonated therein, said water supply means including water reservoir means connected to said carbonation chamber for supplying water to said carbonation chamber, valve means for controlling said supply of water from said reservoir to said carbonation chamber, gas supply means for providing an atmosphere comprising carbon dioxide above the water in said carbonation chamber, moving means mounted in said carbonation chamber for movement between said atmosphere and said water so as to move carbon dioxide in gaseous form from said atmosphere down into said water to carbonate said water upon movement of said moving means, said moving means being arranged to effect opening of said valve means upon movement of said moving means, and means for causing said moving means to move between said atmosphere and said water.

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