Water cooler and carbonator

Claim 1

A carbonation chamber for carbonating water disposed therein comprising in combination: a. a cylindrical tank, said tank having a first inlet at the top for supplying water and a second inlet at the top for supplying carbon dioxide to said tank; b. a baffle disposed within and at the bottom of said tank, said baffle dividing the tank into upper and lower chambers, said baffle having at least one port allowing the passage of water from the upper to the lower chamber; c. a first tube for withdrawing carbonated water disposed within said tank extending through said baffle and into said lower chamber and further extending through the top of said tank; d. a first water level sensor disposed within said tank; e. a second water level sensor disposed within said tank, said first and second sensors defining upper and lower water levels; and f. a second tube disposed within said tank's upper chamber through said second inlet, said second tube extending to and terminating below said first and second water level sensors for injecting carbon dioxide gas into water disposed in said tank.