| 摘要 |
<p>A carbonating device including means for connecting a supply (12) of pressurised CO2, means for connecting a container (1) which container (1) can be partially filled with liquid to be carbonated, CO2 delivery means whereby CO2 under pressure can be delivered from said supply (2) to said liquid wherein said delivery means includes a nozzle (5) adapted to be submerged below the said liquid in said container (1) during use of the device and wherein the said nozzle (5) incorporates a variable venturi orifice (6) in the region where the CO2 under pressure is caused to contact the said liquid and the variation of the venturi is adjustable.</p> |
