Water dispensing station

This invention describes a drink dispenser that cools water using a chiller coil and a heat exchanger. It also has a system to make sparkling water, which uses an inline carbonation device and a special venturi-restriction component.

Why it matters: The integration of specialized refrigeration and carbonation systems into a compact, cost-effective consumer unit remains a significant engineering and manufacturing challenge.

Status: ExpiredProtection ended and was never renewed
How hard to build: SpecializedIce-bank refrigeration, carbonation system, fluid mixing

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