Patent ID: 6019254
Filing Date: 2000-02-01
Classification: B67D,F16L,F25D,F28F

Abstract:
A beverage supply apparatus, comprising:a tank for containing beverage liquid;a nozzle for spouting said beverage liquid to a cup;a beverage liquid tube having said nozzle at one end thereof and connected to said tank at an opposite end thereof;a cooling tube interposed at an appropriate position of said beverage liquid tube;a cooling medium for immersing said cooling tube therein; anda supply valve for controlling said nozzle to spout said beverage liquid to said cup;wherein said cooling tube has an inner layer for preventing inorganic minerals such as Ca, Mg, etc. from depositing thereon, and said beverage liquid tube has an inner layer for preventing said inorganic minerals from depositing thereon on a side of a down-stream of said cooling tube.