| 摘要 |
<p>A device for preventing furring and bacterial contamination in beverage vending machines. The device consists of a time- and number-programmable controller (1) suitable for any beverage and any dispenser, a pump (7) for circulating the active agent, a supply of active agent (2), an array of valves (3) for distributing the agent, and Y-shaped fittings (9) for feeding the agent through various pipes (4) from a water heater (5) over or under the electric valves (6). The device is further provided with a safety system so that in no circumstances will a consumer ever ingest any active agent with their beverage.</p> |
