| 摘要 |
An apparatus for forming a head on a beverage using ultrasonic energy, the apparatus (10) including an hydrating means (20) such that a layer of water is provided to keep a platform (19), which is in turn coupled to an ultrasonic transducer, maintained in conductive contact with the, base (B) of a glass (G) of beverage. The water layer improves the transfer of ultrasonic energy to the beverage in the glass. Preferably the water layer is provided through a pump means coupled to a reservoir (30). |
