| 摘要 |
The device for manufacturing frozen aerated products comprises two endless screws, identical and parallel, meshing with each other and turning in the same direction, located in a casing fitted at one of its ends with a nozzle and at the other with means for feeding with composition to be frozen and, in an intermediate area, with means for feeding with air, the casing being provided with a jacket in which refrigerating fluids circulate. |
