| 摘要 |
The device comprises: a milk feed pipe (11); an air inlet duct (15); a pressurized steam feed pipe (17); an emulsion chamber (41), in which milk and air, drawn by means of the pressurized steam, are mixed and emulsified; along the steam feed pipe (17), a valve to place the steam feed pipe in communication with the outside and to cause emptying of the milk feed pipe. |
